Best Cold Air Intake For G35: Compare 10 Intake Kits

#1 · Best Overall

1. K&N 69-7080-1TS

Best for: Reusable-filter G35 coupe upgrade.

Why it ranks #1: Explicitly fits 2003–2006 G35 models and pairs a mandrel-bent aluminum tube with a washable, reusable high-flow filter.

A mandrel-bent aluminum tube paired with a washable, reusable High-Flow filter defines this K&N intake. The combination is intended to increase airflow while keeping filter replacement out of routine maintenance, and K&N states that the system requires no tune for its claimed horsepower and torque increase.

The listing names 2003–2006 G35 compatibility, while the included-component description specifies a G35 coupe with a 3.5L V6. That coupe detail is important when checking the application. K&N connects its mandrel-bent tube to increased airflow and its reusable filter to continued service without discarding the element. The intake is also described as producing a growl under acceleration and returning to quiet once at speed, giving buyers a sound-related reason to consider the system.

Skip it if you own a 2007–2008 G35 sedan; the INTAKE KAI 4205-070835L lists that sedan-specific application.

This is a strong match for a 2003–2006 G35 coupe owner who values a reusable filter, aluminum tubing, and a changing intake note. The coupe detail in the component listing makes body style an important fit check.

Listed on Amazon as: K&N Cold Air Intake System: High-Flow Air-Filter, Increase Performance & Horsepower: Compatible with 2003-2006 INFINITI G35, 69-7080-1TS

#2 · Best Listed Package

2. PHILTOP G35 Cold Air Kit

Best for: Early G35 multi-model kit.

Why it ranks #2: Lists 2003–2006 G35 3.5L V6 fitment, includes a filter, tube, hose, and connectors, and states a two-year manufacturer warranty.

A stated 2003–2006 fit across the G35, FX35, and 350Z gives this PHILTOP kit a clearly defined early-generation application. Its listed package includes the filter, intake tube, silicone hose, and two connectors, helping buyers see the principal pieces supplied for the intake setup.

The kit’s 3-inch designation and high-flow description position it as an airflow-focused replacement, while PHILTOP associates it with increased acceleration and engine growl. The included air filter, tube, hose, and two connectors provide the listed intake components for installation planning. Compatibility covers 3.5L V6 G35 and 350Z models from 2003–2006 and FX35 models in the same years. That explicit range helps distinguish it from kits aimed at later G35 sedans.

Skip it if you have a 2007–2008 G35 sedan; the INTAKE KAI 4205-070835L lists that later sedan-only fitment.

This fits early G35, FX35, and 350Z owners seeking a listed multi-model kit with its main intake pieces included. The G35 application is limited to 2003–2006, so later sedan owners need another range.

Listed on Amazon as: PHILTOP 3" High-Flow Cold Air Intake Kit for 2003-2006 G35, FX35, 350Z, Red

#3 · Best Stated Tube Size

3. MOOSUN 3-Inch Intake

Best for: Corrosion-resistant aluminum pipe.

Why it ranks #3: Names 2003–2006 G35 fitment and specifies 3-inch aluminum construction, with a steel heat shield described in its additional facts.

Anodized 3-inch aluminum tubing is the defining construction feature of this MOOSUN intake, with the listing citing resistance to wear, rust, and corrosion. It is described for 2003–2006 G35, FX35, and 350Z 3.5L V6 applications, making the stated generation the key fit boundary.

The package is identified as a cold-air intake pipe with an air filter, and the 3-inch aluminum construction gives buyers a clear tube specification. MOOSUN also lists a steel heat shield with a durable carbon-black powder coating, which is intended to shield the intake and protect the coating’s appearance. The product description states horsepower and torque increases, but provides no supplied installation workflow or included-hardware details beyond the pipe-and-filter description.

Skip it if you need a kit listing its hose and connectors; the PHILTOP G35 2003–2006 kit specifies a hose and two silicone connectors.

This is for early G35, FX35, or 350Z owners focused on an aluminum intake pipe and steel heat shield. Its stated fitment is 2003–2006, and the supplied description does not detail installation hardware.

Listed on Amazon as: 3 inch Intake Pipe Cold Air Intake with Filter Fit for 2003 2004 2005 2006 Infiniti FX35 G35 & Fit Nissan 350Z 3.5L V6 (Red)

#4 · Best Explicit Engine Match

4. LIUWEIRACING Cold Air Intake

Best for: VQ35DE aluminum intake kit.

Why it ranks #4: Specifies 2003–2006 G35 3.5L V6 VQ35DE engines and lists aluminum piping plus a filter, tubes, hose, and connectors.

T-6061 billet aluminum piping with a scratch-resistant coating is the key construction detail of this LIUWEIRACING intake. Its stated compatibility is specific to 2003–2006 G35, FX35, and 350Z VQ35DE 3.5L V6 engines, giving buyers a precise engine and year boundary.

The kit includes both a long and short intake tube, along with a silicone hose and three connectors, providing several named parts for installation planning. LIUWEIRACING describes the piping as heat-resistant and the filter as high-flow, with the intake intended to draw in more cold air. The listing gives horsepower and torque gain ranges, but the VQ35DE-only application is the more immediate decision point for checking whether this system matches the vehicle.

Skip it if you want a listed 2007–2008 G35 sedan application; the INTAKE KAI 4205-070835L names those sedan models.

This is aimed at owners of a 2003–2006 G35, FX35, or 350Z with a VQ35DE engine who want a multi-piece aluminum kit. Its engine-specific fitment is the boundary to check before choosing it.

Listed on Amazon as: Cold Air Intake Compatible with 2003-2006 Infiniti G35/ Infiniti FX35 / Nissan 350Z, Heat – Resistant Aluminum Pipe, High – Flow Filter

#5 · Best Short-Ram Option

5. DC Sports SRI4201

Best for: Street-legal short-ram upgrade.

Why it ranks #5: Explicitly fits 2003–2005 G35 models and lists a washable reusable filter, quick installation, and 50-state CARB compliance.

50-state C.A.R.B. compliance, listed with EO D-370-15, is the defining feature of this DC Sports short-ram intake. It gives G35 and 350Z owners a performance-focused option that also addresses emissions requirements, with the listing additionally citing improved throttle response and enhanced engine sound.

The high-flow filter is washable and reusable, so routine filter care does not require replacing it each time. DC Sports describes installation as quick and easy, and the included piping, couplers, filter, and hardware provide the main listed kit components for the job. Its stated application is the 2003–2005 G35 and 350Z 3.5L, making the year range a key fit consideration before choosing this short-ram setup.

Skip it if you have a 2006 G35; the K&N 69-7080-1TS lists compatibility with 2003–2006 G35 models.

This suits owners of a 2003–2005 G35 or 350Z who want a reusable-filter short ram with stated emissions compliance. Its listed G35 year range stops at 2005, so later G35 owners should choose another application.

Listed on Amazon as: DC Sports Short Ram Intake, compatible with Infiniti 03-05 G35 / Nissan 350Z 3.5L

#6

6. Injen SP1993BLK

Best for: Oiled-filter MR Technology fans.

Why it ranks #6: Its listing describes aluminum construction, a cotton-gauze filter, and patented MR Technology, but supplied fitment details do not identify G35 years.

Injen’s patented MR Technology is the defining feature of this black Mega Ram system, with its stated aim of delivering horsepower and torque gains while maintaining a factory-safe air/fuel ratio. That focus may appeal to buyers prioritizing engine-management compatibility alongside the intake’s construction.

Aerospace-quality aluminum is cited for lower weight and corrosion resistance, while TIG-welded hardware and adaptors support the system’s straight-through construction. The filter uses surgical cotton gauze and arrives precisely oiled to maintain consistent airflow and prevent obstructions. Those details make the filter material and supplied oiling central considerations for ownership. The product is identified as the SP1993BLK black Mega Ram system; the supplied facts do not establish a specific G35 model-year application.

Skip it if you want a listed G35 year-specific application; the K&N 69-7080-1TS names 2003–2006 G35 compatibility.

This suits buyers already matching the SP1993BLK system to their vehicle who value MR Technology, aluminum construction, and an oiled gauze filter. The supplied product facts do not name a G35 year range, so application matching matters.

Listed on Amazon as: Injen Technology SP1993BLK Black Mega Ram Cold Air Intake System

#7

7. Injen SP1993P

Best for: Polished MR Technology intake.

Why it ranks #7: The polished version lists aerospace-quality aluminum and a precisely oiled cotton-gauze filter, though G35 model-year fitment is not stated.

The polished SP1993P finish distinguishes this Injen Mega Ram system, while its patented MR Technology is intended to pursue horsepower and torque gains without departing from a factory-safe air/fuel ratio. That combination targets buyers who want the stated engine-management approach in a polished aluminum intake.

Its surgical cotton-gauze filter is precisely oiled to maintain consistent airflow and prevent obstructions, so the filter type is a meaningful ownership consideration. The listing identifies the model as SP1993P but does not provide a G35 year range in the supplied facts; buyers should establish the application before planning an installation.

Skip it if you prefer black intake hardware; the Injen SP1993BLK is the black Mega Ram variant with the same stated MR Technology approach.

This is for buyers seeking the polished SP1993P finish alongside Injen’s MR Technology and oiled gauze filter. Since the supplied facts do not state a G35 year range, vehicle application should be settled before purchase.

Listed on Amazon as: Injen Technology SP1993P Polished Mega Ram Cold Air Intake System

#8

8. INTAKE KAI 4205-070835L

Best for: 2007–2008 G35 sedan owners.

Why it ranks #8: Specifically lists 2007–2008 G35 3.5L V6 sedan fitment and includes mounting hardware, vacuum hoses, and reducers.

A sedan-only application for 2007–2008 G35 3.5L V6 models sets this INTAKE KAI kit apart from the earlier-generation options. Its listed airflow path is intended to help the engine draw more air, supporting improved throttle response for owners whose car matches that specific fitment.

The listing says installation uses simple tools, a practical point for buyers planning a straightforward intake swap. It also says the kit includes mounting hardware, vacuum hoses, and reducers, so those listed pieces are on hand for installation without sourcing additional parts. Compatibility is specifically limited to 2007–2008 G35 3.5L V6 sedan models; the claimed performance focus includes higher horsepower output and better throttle response, without a quantified gain.

Skip it if you drive a 2003–2006 G35; the PHILTOP 3-inch kit lists that model-year range and also names the FX35 and 350Z.

This is aimed at owners of a 2007–2008 G35 sedan seeking a kit with listed install hardware and vacuum hoses included. Its sedan-only fitment is the key boundary; coupe owners need a different application.

Listed on Amazon as: INTAKEKAI Performance Air Intake (Compatible with 2007 2008 INFINITI G35 3.5 3.5L V6 MODELS) (SEDAN ONLY) (RED)

#9

9. KAX 3-Inch Cold Air Kit

Best for: MAP-based intake conversions.

Why it ranks #9: Lists 2003–2006 G35 fitment, but warns the tube has no MAF port and is not compatible with factory-MAF vehicles.

The explicit absence of a MAF sensor port is the crucial feature of this KAX intake—and its firm compatibility boundary. It is listed for MAP-based or carbureted engines, so buyers in that category can consider its 3-inch tube while factory-MAF vehicles should rule it out.

KAX lists 2003–2006 G35, FX35, and 350Z applications, but separately warns that vehicles using a factory MAF sensor are not compatible. That distinction should guide the purchase before the included air filter, intake tube, silicone hose, and two silicone connectors are considered for installation. The smoother, less restrictive airflow path is presented as supporting throttle response; the missing MAF port means this is not a direct choice for a factory-MAF setup.

Skip it if you retain a factory MAF sensor; the PHILTOP 3-inch kit lists 2003–2006 G35 fitment without this stated MAF-port restriction.

This fits buyers whose 2003–2006 G35, FX35, or 350Z uses a MAP-based or carbureted setup. The missing MAF port is decisive: owners keeping a factory MAF sensor should select another intake.

Listed on Amazon as: KAX 3" Cold Air Intake Kit for IINFINITI G35, FX35, Nissan 350Z, Red

#10

10. KYOSTAR Cold Air System

Best for: Heat-shielded intake airflow.

Why it ranks #10: Its stated compatibility begins with 2009–2014 G35 models, unlike the earlier G35 fitments listed by the other relevant kits.

A steel heat shield paired with smooth aluminum tubing and a high-flow filter defines this Kyostar cold-air intake. The listed combination is intended to limit engine heat exposure and airflow restriction, delivering cooler, denser air as a potential performance benefit for the stated later-model applications.

Kyostar describes a three-layer protective design for its oiled synthetic filter, connecting filtration to the kit’s airflow role. The steel heat shield is intended to block engine heat, while smooth aluminum tubing provides the stated high-volume airflow path. Those features matter to buyers seeking a shielded intake arrangement rather than tubing alone. The application title lists 2009–2014 Infiniti G35, G37, and Q50, so G35 owners should pay attention to the stated year range.

Skip it if you own a 2003–2006 G35; the MOOSUN MS-JQTJ-014 lists that earlier G35 range.

This suits owners of a listed 2009–2014 G35, G37, or Q50 who want a heat-shielded intake with smooth aluminum tubing. Its stated G35 years exclude earlier models, so generation is the main fit boundary.

Listed on Amazon as: KYOSTAR Cold Air Intake System, High-Flow Air Filter Air Intake Kit Compatible with 2009-2014 Infiniti G35 G37 Q50