Best Subwoofer With Built In Amplifier For Car

#1 · Best Overall

1. ORION CPE100

• Dimensions D x W x H: 13"D x 19"W x 6"H
• Enclosure Material: Mdf, Aluminum
• Speaker Size: 10 in

Best for: Down-firing bass control.

Why it ranks #1: Its 10-inch active enclosure pairs a built-in amp and 400W RMS rating with high- and low-level inputs, adjustable crossover, bass boost, and remote control.

A down-firing 10-inch subwoofer paired with a built-in 1200W amplifier makes the ORION CPE100 a powered enclosure with controls for shaping bass. Its listed 400W RMS output, adjustable crossover, and remote bass knob offer several ways to tailor performance from the installed system.

Hi- and low-level inputs support connection to different audio signal types, while the adjustable crossover and 0-to-+12dB bass boost let the buyer shape the subwoofer’s output. The remote bass knob provides a separate control point for adjustment. At 19 inches wide, 13 inches deep, and 6 inches high, the enclosure has a defined footprint to compare with the intended vehicle location before installation.

Skip it if you have less than 6 inches of vertical clearance; the LUVUMVLT model is listed at 3.5 inches high.

The CPE100 suits listeners who want a down-firing 10-inch system with input options and remote bass adjustment. Its 6-inch height and 19-by-13-inch footprint set the main fit boundary for installation.

Listed on Amazon as: ORION CPE100 Cobalt 10" Active Down-Firing Subwoofer Enclosure, 1200W Max

#2 · Best 12-Inch Option

2. Rockville RWS12CA

• Dimensions D x W x H: 6.65"D x 24"W x 15"H
• Enclosure Material: Aluminum
• Input Voltage: 5 V
• Speaker Size: 12 in

Best for: Slim 12-inch powered bass.

Why it ranks #2: The 12-inch slim powered enclosure specifies 300W RMS, a built-in mono amp, and a 50Hz–250Hz adjustable low-pass crossover.

A 12-inch driver in a slim enclosure gives the Rockville RWS12CA a larger speaker format without requiring a conventional bulky box. The powered package combines a 300W RMS mono amplifier with a 50–250Hz adjustable low-pass crossover, helping buyers add bass while tailoring the system’s frequency range.

The enclosure measures 24 inches long and varies from 4.37 inches at the top to 6.65 inches at the bottom, supporting placement in tight trunks or under seats when those dimensions fit. Its built-in amplifier keeps the subwoofer and amp together, while the adjustable crossover offers control over where low frequencies are filtered. The composite pulp cone reinforced with Kevlar and high-temperature aluminum voice coil are specified for bass output and clarity.

Skip it if you need a smaller 10-inch driver; the Seventour ST800 is a 10-inch slim under-seat powered subwoofer.

Pick the RWS12CA if a 12-inch driver, integrated amplifier, and adjustable crossover suit your car, truck, or SUV. Check the 24-inch length and variable enclosure depth against the available mounting area.

Listed on Amazon as: Rockville RWS12CA 12" Slim Powered Car Subwoofer with Enclosure

#3 · Best 10-Inch Box

3. Rockville RWS10CA

• Dimensions D x W x H: 7"D x 24"W x 15"H
• Enclosure Material: Wood, Kevlar
• Input Voltage: 5 V
• Speaker Size: 10 in

Best for: Slim 10-inch trunk bass.

Why it ranks #3: This 10-inch powered enclosure states 300W RMS and includes high- and low-level inputs with smart turn-on circuitry for flexible installation.

A 10-inch Kevlar-reinforced cone paired with 300W RMS output gives the Rockville RWS10CA a clear, substantial bass specification in a slim powered enclosure. Its 24-by-7-by-15-inch footprint can fit in a trunk or under a seat, combining subwoofer and amplifier in one unit.

The built-in 300W amplifier removes the need for a separate amp, while high- and low-level inputs and smart turn-on circuitry simplify integration with a vehicle audio system. Its sealed MDF enclosure, aviation-grade carpet, and 30.1-pound listed weight make it a substantial boxed component rather than a tiny under-seat module. Measure the 24-inch width and 7-inch depth against the intended location before planning installation.

Skip it if you need a 12-inch driver in a slimmer-depth enclosure; the Rockville RWS12CA offers a 12-inch speaker and 4.37-inch top depth.

The RWS10CA suits car owners seeking a powered 10-inch system for a trunk or under-seat location, with multiple input options. Its 24-inch width and 30.1-pound weight make placement and handling important considerations.

Listed on Amazon as: Rockville RWS10CA 10" Slim Powered Car Subwoofer with Enclosure

#4 · Largest Driver

4. BOSS Audio B12ES

• Dimensions D x W x H: 24.29"D x 7.01"W x 15.35"H
• Enclosure Material: Mdf, Plastic
• Input Voltage: 12 V
• Speaker Size: 12 in

Best for: 12-inch boxed space-saver.

Why it ranks #4: Its 12-inch boxed subwoofer has a built-in amplifier and a stated 600-watt subwoofer rating, though the listing does not give an RMS figure.

A 12-inch subwoofer and built-in amplifier share one enclosure in the BOSS Audio Systems B12ES, avoiding the need for a separate amp. Its compact-design positioning targets vehicles where space is limited, and the product describes multiple installation options for the boxed system.

The built-in amplifier powers the listed 600W subwoofer, while pulse-width modulation is specified to control output voltage and current. The MDF-and-plastic enclosure measures 24.29 inches deep, 7.01 inches wide, and 15.35 inches high, so its box shape needs a suitable mounting location. BOSS also recommends a low-to-medium-volume break-in period of about three to four hours before running the subwoofer under harsh conditions.

Skip it if you need a shallow under-seat enclosure; the Seventour ST800 is listed at 2.7 inches deep.

The B12ES fits buyers seeking a boxed 12-inch powered subwoofer and who can accommodate its substantial dimensions. Allow for the stated low-to-medium-volume break-in before demanding operation.

Listed on Amazon as: BOSS Audio Systems B12ES 12 Inch 1200 Output Amplified Boxed Car Subwoofer

#5 · Slim Aluminum Build

5. Seventour ST800

• Dimensions D x W x H: 2.7"D x 13.5"W x 10.2"H
• Enclosure Material: Aluminum
• Input Voltage: 12 V
• Speaker Size: 10 in

Best for: LED-lit under-seat upgrade.

Why it ranks #5: The 10-inch active unit measures 2.7 inches deep, uses a cast-aluminum enclosure, and supports both high- and low-level inputs.

A blue LED halo that lights when the car starts gives the Seventour ST800 a visual cue alongside its 10-inch powered subwoofer. Its slim 2.7-inch-deep cast-aluminum enclosure combines the amplifier and speaker, offering a compact way to add bass in a car, truck, or bus.

The 10-inch driver and built-in amplifier make this an all-in-one addition, while high- and low-level inputs support connection to a variety of car stereo systems and head units. At 2.7 inches deep, the enclosure can suit under-seat placement where space is limited. Cast aluminum is specified for heat dissipation, and the blue ambient ring illuminates when the vehicle starts, so the system adds both bass and a visible cabin accent.

Skip it if you want a 12-inch driver; the Rockville RWS12CA has a 12-inch speaker in a slim enclosure.

Choose the Seventour ST800 if you want powered bass, a slim under-seat profile, and a blue startup light in a car, truck, or bus. Its 10-inch driver and listed vehicle compatibility define the fit.

Listed on Amazon as: 10" 800W Under Seat Car Subwoofer and amp package,Pure and Pleasant Bass

#6

6. XPXPIAA LVZZ01

• Dimensions D x W x H: 5"D x 8"W x 5"H
• Enclosure Material: Die-Cast Aluminum
• Input Voltage: 12 V DC
• Speaker Size: 10 in

Best for: Compact 12-volt bass upgrade.

Why it ranks #6: This 10-inch all-in-one system specifies a built-in Class D amp, a 12V supply, and a compact under-seat design for car and truck audio.

A built-in Class D amplifier and 10-inch subwoofer make the XPXPIAA package an all-in-one way to add bass without a separate amp. Its low-profile enclosure is intended for under- or behind-seat placement, while 12-volt car, truck, and powersports audio compatibility broadens the listed applications.

The die-cast aluminum enclosure and integrated amplifier keep the main components together, reducing the need to plan around a separate amplifier. Its listed dimensions are 5 inches deep, 8 inches wide, and 5 inches high, so compare all three measurements with the chosen mounting area. The product lists a 12-volt direct-current input and compatibility with car, truck, and powersports audio systems, supporting a range of vehicle setups.

Skip it if you have less than 5 inches of seat clearance; the LUVUMVLT model lists a 3.5-inch height.

Pick the XPXPIAA if you want an integrated 10-inch system for a 12-volt car, truck, or powersports audio setup. Its 5-inch height and compact listed dimensions make measurement essential.

Listed on Amazon as: 2000W Subwoofer and Amp Package, 10 Inch Underseat Subwoofer

#7

7. Feikeer 1200W Subwoofer

• Dimensions D x W x H: 5.5"D x 12.5"W x 4.5"H
• Enclosure Material: Aluminum, Plastic, Rubber
• Speaker Size: 10 in

Best for: App-controlled lighting setup.

Why it ranks #7: The 10-inch powered subwoofer combines its amp and enclosure in a 5.5-by-12.5-by-4.5-inch package and is listed for cars, SUVs, and trucks.

App controls and lighting are called out in the Feikeer package title, adding a visual and control angle to its 10-inch powered subwoofer. The built-in amplifier avoids a separate amp, while the 5.5-by-12.5-by-4.5-inch aluminum, plastic, and rubber enclosure has dimensions suited to space-conscious planning.

The 10-inch subwoofer and integrated amplifier combine the main bass components in one package for car audio systems, with listed compatibility for cars, SUVs, and trucks. Its 4.5-inch height and 12.5-inch width give buyers practical measurements to compare with an under-seat area. Installation information specifies a 12V supply, a secure ground to bare metal, and a fuse check if the unit will not turn on.

Skip it if you cannot route power to the battery; the BOSS Audio Systems B12ES is a boxed alternative with a built-in amplifier.

The Feikeer package suits drivers seeking a 10-inch powered unit with app controls and lighting for a car, SUV, or truck. Plan for its listed dimensions and direct battery power connection.

Listed on Amazon as: NEW 1200W Slim Underseat Subwoofer and Amp Package,APP Controls Light

#8

8. LUVUMVLT Slim Subwoofer

• Dimensions D x W x H: 13.5"D x 13.5"W x 3.5"H
• Enclosure Material: Mdf
• Input Voltage: 12 V
• Speaker Size: 10 in

Best for: Slim 1200W under-seat bass.

Why it ranks #8: Its 10-inch under-seat amp package is listed at 1200W peak and measures 13.5 by 13.5 by 3.5 inches, with a 12V input.

A listed 3.5-inch height pairs with 1200W peak power in this LUVUMVLT 10-inch under-seat subwoofer and amplifier package. The shallow profile can suit vehicles with limited installation clearance, while the integrated amp and 12-volt specification keep the package focused on car audio use.

The enclosure measures 13.5 inches wide and deep, with a 3.5-inch height, giving buyers concrete dimensions to check beneath a seat. Its 10-inch speaker and built-in amplifier combine the core components in one package, and the 12-volt input specification matches the stated car application. The product also lists MDF enclosure material and a blue LED color, adding construction and appearance details to consider alongside available space.

Skip it if you require a stated RMS output; the ORION CPE100 lists 400W RMS alongside its peak rating.

Choose this LUVUMVLT package if a 10-inch powered subwoofer with a 3.5-inch listed height suits your car, truck, or SUV. Its dimensions and peak-only power figure are important decision points.

Listed on Amazon as: 1200W 10" Slim Under Seat Car Subwoofer and Amp Package for Car Truck SUV

#9

9. Amazonian Cars G018

• Dimensions D x W x H: 13.78"D x 8.27"W x 11.81"H
• Enclosure Material: Metal Wood Aluminum
• Speaker Size: 10 in

Best for: 10-inch adjustable-filter bass.

Why it ranks #9: This 10-inch active enclosure lists 1000W peak power and a 45Hz–185Hz low-pass filter, but does not provide a stated RMS rating.

A stated 30Hz–20kHz frequency response and 45–185Hz low-pass filter give the Amazonian cars 10-inch powered subwoofer defined tuning specifications. Its built-in amplifier and loaded enclosure package can add bass without requiring a separate amplifier, with a 1000W peak-power rating.

The 10-inch driver and integrated amplifier bring the subwoofer and amplification together in one enclosure, simplifying the component setup for a car audio upgrade. The adjustable low-pass filter spans 45–185Hz, allowing the buyer to set the upper frequency range passed to the subwoofer. Its listed dimensions are 13.78 inches deep, 8.27 inches wide, and 11.81 inches high, so the installation space needs to accommodate that footprint.

Skip it if you need a shallow under-seat enclosure; the LUVUMVLT 1200W subwoofer is listed at 3.5 inches high.

This Amazonian cars package fits buyers who want a 10-inch powered subwoofer and adjustable low-pass filtering for a car. Its 13.78-inch depth is a key boundary, so check the intended installation space.

Listed on Amazon as: 10"" 1000W Edition Active Car Subwoofer, Includes Loaded Enclosure with Amplifier (Subwoofer-B), Red

#10

10. TANVSO WJX09

• Dimensions D x W x H: 2.76"D x 10.28"W x 13.58"H
• Enclosure Material: Aluminum
• Input Voltage: 12 V

Best for: Three-way everyday listening.

Why it ranks #10: The under-seat system offers three drivers and bass or full-range modes, but its specifications do not state a speaker size or RMS output.

Three dedicated drivers and AI Sound Boost set the TANVSO WJX09 apart from a conventional bass-only under-seat subwoofer, bringing lows, mids, and highs together. Bass Mode and Full-Range Mode let drivers choose between punchier bass and broader music reproduction, with a wired level controller for adjustment.

The 2.76-inch depth and 10.28-inch width support placement where a bulky trunk box would take cargo room, while the 13.58-inch height remains important to check against the intended space. Its aluminum enclosure and 12-volt input are specified for a compact car-audio setup. Factory and aftermarket car stereos are both listed as compatible, and the wired controller makes changing level a hands-on part of use.

Skip it if you have less than 13.58 inches of vertical clearance; the Seventour ST800 is listed at 2.7 inches deep.

The WJX09 suits drivers who want selectable bass or full-range modes and more than low-frequency output in a compact car-audio system. Check its 13.58-inch height before choosing an under-seat location.

Listed on Amazon as: 3000W Under Seat Subwoofer with Amp, AI 3-Way Car Audio System