A strong sound system for a single cab truck delivers the bass or speaker upgrade you want without ignoring the tight space behind or beneath the seats. The Rockford Fosgate R2S-1X12 is the clearest fit for this use: its wedge enclosure is designed for single-cab trucks with limited seat travel. Other choices range from slim powered subs to a dual-12-inch regular-cab package and complete receiver-and-speaker kits.
This roundup weighs fit for the cab first, then the stated speaker size, enclosure design, and included components. Check each product’s dimensions against your truck before buying, since seat travel and available mounting room vary by vehicle.
Some listings are standalone enclosures, while others include an amplifier, wiring, speakers, or receiver.
The Rockford Fosgate R2S-1X12 leads because its wedge-shaped enclosure is specifically optimized for single-cab trucks with limited seat travel. It includes a shallow 12-inch subwoofer in a sealed enclosure, with a stated 250 watts RMS power handling and a 2-ohm amplifier load. That makes it a strong match when you want a purpose-designed bass upgrade behind a truck seat.
Confirm the listed 31.3-inch width and 8.3-inch depth against your cab before ordering.
Our Top Picks
Best OverallIts wedge enclosure is optimized for single-cab trucks with limited seat travel, and the loaded 12-inch sub handles 250 watts RMS.
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Dual-Sub OptionThis package targets regular-cab trucks with a dual-12-inch box, two Kicker subs, a mono amplifier, and a 4-gauge wiring kit.
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Slim Powered SubThe 10-inch powered sub uses a 3-inch-thick enclosure, high-level inputs, and signal-sensing auto turn-on for a compact truck installation.
View on Amazon- All-in-One Bass XPXPIAA 10-Inch Powered Subwoofer
Compare these truck audio options
| # | Product | Speaker Size | Audio Driver Size | Enclosure Material | Compatible Devices | Buy |
|---|---|---|---|---|---|---|
| 1 | 1. Rockford Fosgate R2S-1X12Best Overall | 12 in | 12 in | Medium Density Fiberboard | Smartphone, Tablet | View on Amazon |
| 2 | 2. Harmony Audio Kicker Comp C12Dual-Sub Option | 12 in | 12 in | Mdf | Truck | View on Amazon |
| 3 | 3. Rockville SS10PSlim Powered Sub | 10 in | 10 in | Metal | AV Receivers, Amplifiers, Television | View on Amazon |
| 4 | 4. XPXPIAA 10-Inch Powered SubwooferAll-in-One Bass | 10 in | 10 in | Die-Cast Aluminum | 12V Car Audio System, Truck Audio System… | View on Amazon |
| 5 | 5. Skar Audio SDR-1X8D2 PackageCompact complete bass package | 8 in | 8 in | Carpet | Car Audio System, Desktop, Gaming Console… | View on Amazon |
| 6 | 6. QPower QBomb 10-Inch BoxVented enclosure for 10-inch subs | 10 in | 10 in | Wood | Desktop, Laptop, Smartphone, Tablet | View on Amazon |
| 7 | 7. JBL Celebrity150 Speaker PackageSub-output stereo package | — | — | — | Cars/Trucks | View on Amazon |
| 8 | 8. JBL Celebrity100 Speaker PackageBluetooth stereo and speaker refresh | — | — | — | Cars/Trucks | View on Amazon |
| 9 | 9. Enrock Marine Receiver BundleReceiver and four-speaker bundle | — | — | — | Smartphone, Speaker | View on Amazon |
| 10 | 10. Rockville RV69.4A Speaker PackageFour-speaker amplified upgrade | 9 in | 6 in | Aluminum | Laptop, MP3 Player, Smartphone, Tablet… | View on Amazon |
Detailed Reviews: Best Sound System For Single Cab Truck

#1 · Best Overall
1. Rockford Fosgate R2S-1X12
- Speaker Size: 12 in
- Audio Driver Size: 12 in
- Enclosure Material: Medium Density Fiberboard
- Compatible Devices: Smartphone, Tablet
Best for: Shallow single-cab subwoofer.
Why it ranks #1: Its wedge enclosure is optimized for single-cab trucks with limited seat travel, and the loaded 12-inch sub handles 250 watts RMS.
The Rockford Fosgate R2S-1X12 uses a wedge-shaped shallow enclosure optimized for single-cab trucks with limited seat travel, helping fit a 12-inch subwoofer where a traditional woofer enclosure may not work. It arrives loaded and internally wired for a 2-ohm amplifier load.
The shallow wedge profile is intended for limited seat travel, while the sealed enclosure keeps the loaded 12-inch subwoofer in a defined package. Its internal wiring presents a 2-ohm amplifier load, with 250 watts RMS and 500 watts maximum power handling, giving amplifier selection a clear stated reference. The 5/8-inch MDF enclosure measures 31.3 inches wide and 8.3 inches deep. Compare those dimensions and seat movement with the truck’s available mounting area.
- 12-inch loaded shallow subwoofer enclosure
- Wedge design optimized for single-cab trucks with limited seat travel
- Internally wired to a 2-ohm amplifier load
- 250 watts RMS power handling
- The enclosure is rated for 250 watts RMS, limiting its stated power handling.
Skip it if you need a dual-subwoofer package with a bundled amplifier; Harmony Audio’s Kicker Comp C12 package includes two 12-inch subs and an amp.
This is a good match for a single-cab owner who wants a loaded 12-inch subwoofer while preserving limited seat travel. Its 2-ohm load and 250-watt RMS handling should guide amplifier choice and system expectations.
Full product details
| Brand | Rockford Fosgate |
|---|---|
| Audio Driver Size | 12 inches |
| Color | BLACK |
| Compatible Devices | Smartphone, Tablet |
| Compatible with Vehicle Type | Truck |
| Enclosure Material | Medium Density Fiberboard |
| Dimensions | 8.3"D x 31.3"W x 16"H |
| Item Weight | 18 pounds |
| Manufacturer | Rockford Fosgate |
| Model | R2S-1X12 |
| Model Number | R2S-1X12 |
| Speaker Size | 12 inches |
| Warranty Description | Famous Rockford Fosgate build quality with a full 1-year warranty |
| Warranty Type | Full Warranty |
Listed on Amazon as: Rockford Fosgate Prime R2S-1X12 Loaded 12” Slim Subwoofer in Enclosure
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#2 · Dual-Sub Option
2. Harmony Audio Kicker Comp C12
- Speaker Size: 12 in
- Audio Driver Size: 12 in
- Enclosure Material: Mdf
- Compatible Devices: Truck
Best for: Regular-cab dual-sub bass.
Why it ranks #2: This package targets regular-cab trucks with a dual-12-inch box, two Kicker subs, a mono amplifier, and a 4-gauge wiring kit.
A truck-specific enclosure holds two 12-inch Kicker Comp C12 subwoofers, giving this Harmony Audio package a direct focus on bass in regular standard-cab trucks. The bundle also includes a Class D mono amplifier and four-gauge amp wiring kit for the subwoofer system.
The enclosure dimensions are listed as 49 inches wide, 14.5 inches high, and 4.5 to 8 inches deep, with 5/8-inch MDF construction. That truck-specific shape and stated mounting depth help shoppers assess space behind or around a regular-cab seat. Each sub has 0.96 cubic feet of air space, and the package includes a mono amplifier and four-gauge wiring kit. Measure the intended location against these dimensions before installation.
- Two 12-inch Kicker Comp C12 subwoofers included
- Enclosure specified for regular standard-cab trucks
- MDF enclosure with stated 49-inch width
- Class D mono amplifier and four-gauge kit included
- The 49-inch-wide enclosure requires substantial installation width in a single cab.
Skip it if you have limited width behind the seat; Rockford Fosgate R2S-1X12 is a single shallow 12-inch enclosure with a 31.3-inch width.
This package suits a regular-cab truck owner prioritizing dual 12-inch subwoofers and a bundled amplifier. Its 49-inch width is a meaningful fit constraint, so verify the available cab space before committing to the enclosure.
Full product details
| Brand | Harmony Audio |
|---|---|
| Audio Driver Size | 12 inches |
| Color | Gray |
| Compatible Devices | Truck |
| Compatible with Vehicle Type | Truck |
| Enclosure Material | Mdf |
| Input Voltage | 14.4 volts |
| Dimensions | 16"D x 50"W x 13"H |
| Manufacturer | Harmony Audio |
| Model | 16-PACK1820-H |
| Model Number | KICKER16-PACK1820-H |
| Speaker Size | 12 inches |
| Warranty Type | Limited |
| Additional Information | Important Information Proposition 65 Warning for California Consumers WARNING: This product can expose you to chemicals including formaldehyde (gas) which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov |
Listed on Amazon as: Kicker Comp C12 Dual 12" Sub Box HA-A800.1 Amp Fits Regular Cab Trucks
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#3 · Slim Powered Sub
3. Rockville SS10P
- Speaker Size: 10 in
- Audio Driver Size: 10 in
- Enclosure Material: Metal
- Compatible Devices: AV Receivers, Amplifiers, Television
Best for: Factory-stereo bass addition.
Why it ranks #3: The 10-inch powered sub uses a 3-inch-thick enclosure, high-level inputs, and signal-sensing auto turn-on for a compact truck installation.
High-level inputs let the Rockville SS10P connect to a factory system without preamp outputs, opening a straightforward bass-upgrade route for trucks that retain their original receiver. Its three-inch slim enclosure and included RWK81 wiring kit keep the package focused on under-seat installation.
The high-level inputs support installation with either factory or aftermarket systems, so a truck owner need not rely on preamp outputs. Auto turn-on senses an audio signal and powers the built-in amplifier, then switches it off when the signal ends. The enclosure is three inches thick and rated at 800 watts peak; the included eight-gauge RWK81 kit supplies installation wiring. This is a compact powered-subwoofer package rather than a multi-speaker cabin replacement.
- High-level inputs work with factory or aftermarket systems
- Signal-sensing auto turn-on and shutoff
- Three-inch slim powered enclosure
- RWK81 eight-gauge amp wiring kit included
- The listed output is 800 watts peak, not a stated RMS rating.
Skip it if you want a subwoofer and amplifier already matched in a package with an explicitly stated RMS rating; Skar Audio SDR-1X8D2 lists 350 watts RMS.
Choose this for a single-cab truck owner adding bass to a factory receiver, especially when preamp outputs are unavailable. The slim enclosure helps with seat-space constraints, but its three-inch profile still needs a clear installation location.
Full product details
| Brand | Rockville |
|---|---|
| Audio Driver Size | 10 inches |
| Compatible Devices | AV Receivers, Amplifiers, Television |
| Compatible with Vehicle Type | Car, Truck |
| Enclosure Material | Metal |
| Input Voltage | 300 Millivolts |
| Dimensions | 16"D x 12"W x 5"H |
| Manufacturer | Rockville |
| Model | SS10P+RWK81 |
| Model Number | SS10P+RWK81 |
| Speaker Size | 10 inches |
| Warranty Description | 1 YEAR |
| Warranty Type | Limited |
Listed on Amazon as: Rockville SS10P 10" Powered Under-Seat Subwoofer with RWK81 Amp Wiring Kit
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#4 · All-in-One Bass
4. XPXPIAA 10-Inch Powered Subwoofer
- Speaker Size: 10 in
- Audio Driver Size: 10 in
- Enclosure Material: Die-Cast Aluminum
- Compatible Devices: 12V Car Audio System, Truck Audio System…
Best for: Compact powered-bass upgrade.
Why it ranks #4: It combines a 10-inch subwoofer and built-in Class D amplifier in a low-profile enclosure intended to fit under or behind many vehicle seats.
A 10-inch subwoofer and built-in Class D amplifier share one low-profile enclosure, giving a single-cab truck owner a way to add bass without setting aside room for a separate amp. Its under-seat or behind-seat placement targets cabins where cargo and passenger space matter.
The powered all-in-one layout combines the subwoofer and amplifier, so the upgrade does not require a separate amplifier enclosure. The slim profile is intended to fit under or behind many vehicle seats, helping preserve cabin and cargo space in a pickup. A die-cast aluminum enclosure and 12-volt vehicle-system compatibility are specified. The supplied facts do not give complete installation or control details, so the enclosure’s dimensions and available space remain important considerations for a single cab.
- 10-inch powered subwoofer with built-in Class D amplifier
- Low-profile placement under or behind many vehicle seats
- All-in-one system avoids a separate amplifier
- 12-volt compatibility includes truck audio systems
- The supplied details do not specify complete installation connections or adjustment controls.
Skip it if you need a fully documented wiring package; Rockville SS10P includes an 8-gauge amp wiring kit.
This suits a single-cab pickup owner seeking powered bass while keeping space available for passengers or cargo. Check the under-seat or behind-seat area against the enclosure’s stated dimensions, since the product facts do not establish fit in every truck.
Full product details
| Brand | XPXPIAA |
|---|---|
| Audio Driver Size | 10 inches |
| Color | Black |
| Compatible Devices | 12V Car Audio System, Truck Audio System, Powersports Audio System |
| Enclosure Material | Die-Cast Aluminum |
| Input Voltage | 12 volts_of_direct_current |
| Dimensions | 5"D x 8"W x 5"H |
| Manufacturer | XPXPIAA |
| Model | LVZZ01 |
| Model Number | LVZZ01 |
| Speaker Size | 10 inches |
| Warranty Description | 2 Year Manufacturer |
Listed on Amazon as: 2000W Subwoofer and Amp Package, 10 Inch Underseat Subwoofer
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#5
5. Skar Audio SDR-1X8D2 Package
- Speaker Size: 8 in
- Audio Driver Size: 8 in
- Enclosure Material: Carpet
- Compatible Devices: Car Audio System, Desktop, Gaming Console…
Best for: Compact complete bass package.
Why it ranks #5: The complete package includes a loaded vented 8-inch sub, amplifier, and 4-gauge wiring kit, with stated 350-watt RMS power.
Skar Audio combines a loaded single 8-inch vented enclosure with an amplifier and wiring kit, giving a single-cab truck owner a complete subwoofer package in a smaller driver size. The system is rated at 350 watts RMS and 700 watts peak.
The loaded vented enclosure pairs an 8-inch subwoofer with the included amplifier, while the 4-gauge wiring kit supplies power and ground leads for installation. The stated 17-foot power wire and 3-foot ground wire give useful cable lengths to plan around the truck’s routing path. At 350 watts RMS, this is a defined compact bass package, though the listed 18.25-by-19.5-by-18.25-inch dimensions still need to fit the intended cab location.
- Loaded 8-inch vented subwoofer enclosure included
- Amplifier included in the complete package
- 350 watts RMS and 700 watts peak listed
- 4-gauge wiring kit with specified power and ground wire lengths
- The 8-inch driver is smaller than the 10- and 12-inch options in this roundup.
Skip it if you want a 12-inch shallow subwoofer for limited seat travel; Rockford Fosgate R2S-1X12 is a loaded 12-inch wedge enclosure.
This suits a single-cab owner seeking a complete, 8-inch subwoofer system with amplifier and wiring included. Check the listed enclosure dimensions and cable routing needs against the truck, and note its smaller driver size when choosing bass output.
Full product details
| Brand | Skar Audio |
|---|---|
| Audio Driver Size | 8 inches |
| Color | black |
| Compatible Devices | Car Audio System, Desktop, Gaming Console, Laptop |
| Enclosure Material | Carpet |
| Input Voltage | 12 volts_of_direct_current |
| Dimensions | 18.25"D x 19.5"W x 18.25"H |
| Manufacturer | Skar Audio |
| Model | SDR-1X8D2 Bass Package |
| Model Number | BNDLE-SDR-1X8D2-RP-350.1D-SKAR4ANL-CCA |
| Speaker Size | 8 inches |
| Warranty Type | Limited |
Listed on Amazon as: Skar Audio Single 8" Complete 700 Watt SDR Series Subwoofer Bass Package – Includes Loaded Enclosure with Amplifier
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#6
6. QPower QBomb 10-Inch Box
- Speaker Size: 10 in
- Audio Driver Size: 10 in
- Enclosure Material: Wood
- Compatible Devices: Desktop, Laptop, Smartphone, Tablet
Best for: Vented enclosure for 10-inch subs.
Why it ranks #6: This truck-compatible vented enclosure offers 1.17 cubic feet of airspace, but buyers must supply a compatible subwoofer and amplification.
The QPower QBomb is a vented 10-inch subwoofer box with 1.17 cubic feet of airspace, giving a single-cab truck builder a defined enclosure for a separately selected subwoofer. Terminal cup connectors provide the listed wiring connection point for integrating it into a system.
The vented design and 1.17-cubic-foot airspace establish the enclosure format and volume for a compatible 10-inch subwoofer, while terminal cup connectors simplify the stated wiring interface. Its dimensions are 30 inches long, 5.8 inches wide, and 14.5 inches high, useful measurements when checking a truck’s available space. This is an enclosure rather than a powered or loaded subwoofer package, so the woofer and amplification must be selected separately.
- Vented enclosure for a 10-inch subwoofer
- 1.17 cubic feet of listed airspace
- Terminal cup connectors for wiring
- Dimensions supplied for installation planning
- Subwoofer and amplifier are not listed as included.
Skip it if you want a loaded enclosure and amplifier together; Skar Audio’s SDR package includes both a loaded subwoofer and amplifier.
Choose this enclosure if you are assembling a single-cab bass system around a separate 10-inch subwoofer. Its vented design and stated airspace help define the build, but you must provide the subwoofer and amplification yourself.
Full product details
| Brand | Q Power |
|---|---|
| Audio Driver Size | 10 inches |
| Color | Black |
| Compatible Devices | Desktop, Laptop, Smartphone, Tablet |
| Compatible with Vehicle Type | Truck |
| Enclosure Material | Wood |
| Item Weight | 0.27 g |
| Manufacturer | QPower |
| Model | QBomb |
| Model Number | QBTRUCK110V |
| Speaker Size | 10 inches |
| Warranty Type | Extended |
| Additional Information | Important Information Visible screen diagonal 10" / 26 cm Proposition 65 Warning for California Consumers WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov |
Listed on Amazon as: QPower QBomb Single 10" Vented Car Audio Subwoofer Box, 1.17 Cu Ft Airspace
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#7
7. JBL Celebrity150 Speaker Package
- Compatible Devices: Cars/Trucks
Best for: Sub-output stereo package.
Why it ranks #7: The package combines a Bluetooth single-DIN receiver with four 6.5-inch coaxial speakers and a sub output, but lacks a listed subwoofer.
The JBL Celebrity150 receiver includes a sub output, a useful connection for a single-cab truck owner planning a separate subwoofer alongside the included four 6.5-inch coaxial speakers. Its listed USB, AUX, and SD inputs add multiple media paths to the single-DIN package.
The sub output gives the receiver a specified route to a separate subwoofer, while four 6.5-inch coaxial speakers provide the included cabin-speaker portion of the package. USB, AUX, and SD are listed media connections, with Bluetooth identified as a receiver feature. The title gives 1100 watts maximum combined power, but the supplied facts do not break that figure into component ratings or list an included subwoofer, so plan the system around those boundaries.
- Single-DIN Bluetooth receiver
- Sub output listed for connecting a separate subwoofer
- Four 6.5-inch coaxial speakers included
- USB, AUX, and SD inputs listed
- A subwoofer is not listed as included in the package.
Skip it if you want an included loaded subwoofer rather than a sub-output receiver package; Skar Audio’s SDR package includes a loaded enclosure.
Pick this for a single-cab truck owner who wants a receiver, four coaxial speakers, and a path to add a separate subwoofer. The stated maximum combined power is not itemized, and the supplied details do not include that subwoofer.
Full product details
| Brand | JBL |
|---|---|
| Compatible Devices | Cars/Trucks |
| Manufacturer | JBL |
| Model Number | B0GNDPBPPV |
| Special Features | Built-In Bluetooth |
| Output Wattage | 1100 watts |
| Special Feature | Built-In Bluetooth |
Listed on Amazon as: JBL Celebrity150 Single DIN Bluetooth Car Stereo Receiver w/USB/AUX/SD, Sub Output + 4X Audiobank 6.5” Coaxial Speakers (1100W Max Combined Power) – Car Audio Upgrade Package
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#8
8. JBL Celebrity100 Speaker Package
- Compatible Devices: Cars/Trucks
Best for: Bluetooth stereo and speaker refresh.
Why it ranks #8: It pairs a Bluetooth single-DIN receiver with 6×9-inch and 6.5-inch speakers, offering a speaker upgrade without a listed subwoofer.
The JBL Celebrity100 combines a single-DIN Bluetooth receiver with 6×9-inch and 6.5-inch Audiobank speaker pairs, enabling a truck owner to refresh the stereo and multiple speaker positions in one package. USB, AUX, and SD are also listed as receiver sources.
A single-DIN mechless receiver provides Bluetooth alongside USB, AUX, and SD playback, giving the driver several listed ways to connect or play media. The package adds 6×9-inch two-way speakers rated at 175 watts RMS and 6.5-inch two-way speakers rated at 125 watts RMS, offering a broader speaker replacement than a receiver-only upgrade. The supplied specifications identify car and truck compatibility, but do not detail installation hardware or vehicle-specific fit.
- Single-DIN Bluetooth receiver included
- USB, AUX, and SD media sources listed
- 6×9-inch two-way speakers rated at 175 watts RMS
- 6.5-inch two-way speakers rated at 125 watts RMS
- The supplied package details do not list a dedicated subwoofer.
Skip it if you need a sub output for a subwoofer-led upgrade; JBL Celebrity150 lists a sub output in its receiver title.
This suits a single-cab owner replacing the receiver and refreshing both 6×9-inch and 6.5-inch speaker positions. It is a speaker-and-stereo package, not a listed dedicated subwoofer system, so consider it accordingly if low bass is the priority.
Full product details
| Brand | JBL |
|---|---|
| Compatible Devices | Cars/Trucks |
| Manufacturer | JBL |
| Special Features | Built-In Bluetooth |
| Output Wattage | 200 watts |
| Special Feature | Built-In Bluetooth |
Listed on Amazon as: JBL Celebrity100 Single DIN Bluetooth Car Stereo w/USB/AUX/SD MP3 Receiver + Audiobank 6×9” & 6.5” Coaxial Speakers – Complete Car Audio Upgrade Kit
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#9
9. Enrock Marine Receiver Bundle
- Compatible Devices: Smartphone, Speaker
Best for: Receiver and four-speaker bundle.
Why it ranks #9: This receiver bundle includes four 6.5-inch speakers, a four-channel Bluetooth amplifier, and an amp kit, but gives no truck-specific fit details.
A JVC single-DIN CD receiver is paired with four 6.5-inch speakers, a four-channel Bluetooth amplifier, and an amp kit, giving a single-cab truck owner a multi-part audio refresh. The listed equalizer adds a sound-adjustment feature to this receiver-centered bundle.
The receiver combines CD playback with USB and AUX inputs, while the listed equalizer gives the driver a way to adjust sound. Four 6.5-inch two-way speakers provide the speaker set, and the four-channel Bluetooth amplifier supports the bundle’s amplified setup. An amp kit is included, reducing the need to source that package component separately. The supplied facts do not specify speaker fit or installation connections for a particular truck, so those remain vehicle-specific considerations.
- Single-DIN receiver with CD, USB, and AUX
- Four 6.5-inch two-way speakers included
- Four-channel Bluetooth amplifier included
- Equalizer feature listed
- The supplied facts do not state a subwoofer or dedicated sub output.
Skip it if you want a listed sub output to add dedicated bass; JBL Celebrity150 includes one in its receiver title.
This fits a single-cab owner seeking a receiver, four speakers, and a Bluetooth amplifier in one bundle. It is not specified as a subwoofer package, so buyers focused on dedicated low bass should account for that before selecting it.
Full product details
| Brand | Enrock Marine |
|---|---|
| Compatible Devices | Smartphone, Speaker |
| Manufacturer | JVC Pyle Enrock |
| Special Features | Equalizer |
| Output Wattage | 200 watts |
| Special Feature | Equalizer |
| Wattage | 600 watts |
| Additional Information | Important Information Visible screen diagonal 2" / 4 cm |
Listed on Amazon as: Single DIN Car CD Player Receiver USB AUX Radio Receiver – Bundle Combo With 4x 6.5" Inch 300-Watt 2-Way Black Audio Coaxial Speakers + 4-Channel Bluetooth Amplifier + Amp Kit
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#10
10. Rockville RV69.4A Speaker Package
- Speaker Size: 9 in
- Audio Driver Size: 6 in
- Enclosure Material: Aluminum
- Compatible Devices: Laptop, MP3 Player, Smartphone, Tablet…
Best for: Four-speaker amplified upgrade.
Why it ranks #10: The package supplies two pairs of 6×9-inch speakers, a four-channel amplifier, and wiring, but its listing does not establish single-cab fit.
This Rockville bundle pairs two sets of 6×9-inch four-way speakers with a four-channel Bluetooth amplifier, giving a truck owner a speaker-focused replacement package rather than a subwoofer-only addition. The included four-gauge wiring kit also brings the listed amplifier installation wiring into the bundle.
Polypropylene woofers support bass and mids, while the 2.5-inch PEI dome tweeters handle high frequencies, spreading the stated speaker output across different ranges. The four-channel ATOM P20 amplifier and two speaker pairs provide components for a broader cabin-speaker upgrade. Bluetooth is listed for the amplifier, and the RWK42 four-gauge kit includes RCA cables. The package is aimed at replacing or expanding speaker output; the supplied facts do not establish fit for specific factory openings.
- Two pairs of 6×9-inch four-way speakers included
- Polypropylene woofers support bass and midrange
- 2.5-inch PEI dome tweeters provide high frequencies
- Four-channel Bluetooth amplifier and four-gauge kit included
- The package has no listed subwoofer for dedicated low-bass output.
Skip it if you want a loaded subwoofer enclosure for bass rather than replacement speakers; Rockford Fosgate R2S-1X12 includes a 12-inch subwoofer.
This package fits a single-cab truck owner prioritizing amplified speaker coverage and Bluetooth over a dedicated subwoofer. Consider the truck’s speaker locations and available installation space before choosing; the supplied details do not specify vehicle-specific speaker fit.
Full product details
| Brand | Rockville |
|---|---|
| Audio Driver Size | 6 inches |
| Color | Black |
| Compatible Devices | Laptop, MP3 Player, Smartphone, Tablet, Television |
| Enclosure Material | Aluminum |
| Input Voltage | 100 volts |
| Dimensions | 15.5"D x 11"W x 4.8"H |
| Manufacturer | Rockville |
| Model | (2) RV69.4A+ATOM P20+RWK42-AM |
| Model Number | (2) RV69.4A+ATOM P20+RWK42-AM |
| Speaker Size | 9 inches |
| Warranty Description | 1 Year Manufacturer |
| Warranty Type | Limited |
Listed on Amazon as: Rockville RV69.4A 6×9 4-Way Car Speaker 2-Pair with Atom P20 Amp
View on AmazonAvoid the seat-clearance trap
Measure the real seat and enclosure clearance before choosing a truck subwoofer; a product described as slim can still interfere with seat travel. The Rockford Fosgate R2S-1X12 is explicitly designed around limited seat travel, but its listed dimensions are 31.3 inches wide, 8.3 inches deep, and 16 inches high. The Rockville SS10P is only 3 inches thick, though its specifications list a 16-by-12-inch footprint and 5-inch height.
XPXPIAA describes a low-profile enclosure for under- or behind-seat placement, but its supplied dimensions are unusually small at 5 by 8 by 5 inches, so verify the actual enclosure and installation requirements with the seller. Measure the narrowest clearance throughout the seat’s full movement, not just with the seat in one position.
Also check room for wiring and any amplifier; product dimensions alone do not confirm that your specific truck will accommodate the installation.
Check what the package actually powers
A product called a sound system may supply only one part of the audio chain, so identify what is included before planning an installation. The Rockford Fosgate R2S-1X12 is a loaded enclosure, but its description does not list an amplifier or wiring kit. The QPower QBomb is a vented box with terminal cup connectors, not a complete subwoofer system.
By contrast, the Rockville SS10P has a built-in amplifier, and its package includes an 8-gauge wiring kit. The Skar Audio SDR-1X8D2 package lists a loaded subwoofer, amplifier, and wiring kit.
Receiver-and-speaker bundles such as the JBL Celebrity150 add a receiver and speakers, but do not list a subwoofer. These differences matter in a single cab: adding separate equipment can increase installation complexity and consume space. Confirm the amplifier, wiring, and speaker components you need are included or already available.
How to Choose a Single-Cab Truck Sound System
Enclosure fit and available space
Look for a box shape and dimensions that suit the space your seat leaves available. The Rockford Fosgate R2S-1X12 is a wedge enclosure intended for single-cab trucks with limited seat travel and measures 31.3 inches wide by 8.3 inches deep. The Rockville SS10P is 3 inches thick, while the dual-12-inch Harmony Audio Kicker Comp C12 enclosure is listed at about 49 inches wide in its description.
These examples span narrow-profile installs to a much larger regular-cab box. A driver wanting to preserve space should investigate the slim powered sub options first; a buyer prioritizing a dual-sub setup should measure carefully before considering the wider enclosure.
Compare dimensions to your truck, since listings do not establish fit for every cab.
Bass output and speaker size
Choose speaker size and stated power handling according to how much bass you want and how much room you can give it. The products include 8-inch, 10-inch, and 12-inch subwoofer options; the Rockford Fosgate R2S-1X12 states 250 watts RMS, while the Skar Audio SDR-1X8D2 package states 350 watts RMS. The Harmony Audio Kicker Comp C12 uses two 12-inch subs, and its listing gives 150 watts RMS for each Kicker driver.
These figures describe different products and should not be treated as directly comparable system output. A buyer seeking a smaller driver can consider the Skar package, while someone prioritizing larger cone area can assess the single or dual 12-inch choices, subject to the cab’s available space.
Included components and input compatibility
Check whether the package includes the receiver, amplifier, wiring, and speakers your installation needs. The Rockville SS10P includes an 8-gauge wiring kit and has high-level inputs for factory or aftermarket systems; its auto turn-on senses an audio signal. The Skar Audio SDR-1X8D2 package lists an amplifier and 4-gauge wiring kit, while the Rockford Fosgate R2S-1X12 listing describes a loaded enclosure without listing an amp or wiring.
JBL Celebrity150 includes a receiver and four speakers, plus a sub output, but no subwoofer is listed. A buyer keeping a factory stereo may value the Rockville’s stated high-level inputs; someone replacing a receiver may prefer a JBL bundle.
Verify vehicle-specific wiring and installation requirements before purchase.
Which sound system fits your single-cab truck?
For a purpose-designed subwoofer enclosure in a cab with limited seat travel, choose the Rockford Fosgate R2S-1X12 and confirm its dimensions fit. If you have room for a wider box and want two 12-inch subs, consider the Harmony Audio Kicker Comp C12 package. For an under-seat powered setup with high-level inputs and included wiring, the Rockville SS10P is a practical candidate; the XPXPIAA 10-Inch Powered Subwoofer also combines a sub and amplifier, though its listed dimensions merit careful verification.
Choose the Skar Audio SDR-1X8D2 Package when you want a loaded 8-inch sub, amp, and wiring together. For a receiver-and-speaker upgrade without a listed subwoofer, compare the JBL Celebrity150 Speaker Package with the JBL Celebrity100 Speaker Package.
Measure first and check what components your truck still needs.
Related Buying Guides
- Best Subs For A Single Cab Truck
- Best Subs For Single Cab Truck
- Best Sound System For Trucks
- Best Sound System For Car
- Best Sound System For Motorcycle
Frequently Asked Questions
How do I measure the space behind my truck seat before choosing a subwoofer?
Measure the available width, height, and depth behind the seat, including the space where the seat moves or reclines. Check the product’s listed enclosure dimensions against those limits, then verify that cables and connectors have room. Measure with the seat in its normal driving position and account for any seat travel you need.
Can a powered subwoofer connect to a factory truck stereo?
Often, a powered subwoofer can connect to a factory stereo if it supports the needed signal connection, such as high-level inputs. Check the subwoofer’s input options and the truck stereo’s outputs before choosing. If they do not match, an appropriate interface may be needed; confirm compatibility for your specific vehicle and equipment.
Do I need an amplifier and wiring kit for the subwoofer I choose?
It depends on what the package includes. A powered subwoofer has an amplifier built in, while a passive subwoofer needs a compatible external amplifier. Check whether the listing includes wiring, and verify that the included or separately selected components suit the subwoofer and your truck’s stereo before installation.
How can I tell whether a subwoofer enclosure will fit behind my seat?
Compare the enclosure’s listed width, depth, and height with the measured space in your cab, leaving room for seat movement and connections. For example, the Rockford Fosgate R2S-1X12 is listed at 31.3 inches wide and 8.3 inches deep. Confirm all dimensions and the available space before ordering.
What should I choose if I want to upgrade speakers but not add a subwoofer?
Compare receiver-and-speaker packages that do not list a subwoofer, such as the JBL Celebrity100 and Celebrity150 packages. Check which speakers and receiver features each package includes, then confirm compatibility with your truck. If deeper bass is important, consider whether you also want to add a separate subwoofer and its required components.
Final Words
Start by measuring the space behind the seat and deciding whether you need a subwoofer, a powered package, or a broader receiver-and-speaker upgrade. For limited seat travel and a purpose-designed enclosure, the Rockford Fosgate R2S-1X12 is the editorial pick; verify its listed dimensions. Consider the other packages for their included components, and check what your truck still needs before ordering.


