Application: 12-15 Civic Si with RBC Intake Manifold Note: * Flashpro or KTuner is REQUIRED * Must use after market Clutch Line to avoid contact with battery tray. * Does NOT fit stock intake manifold * OEM ECU (No flashpro) do not connect VC to intake pipe. Small filter provided for valve cover v

Application: 12-15 Civic Si with RBC Intake Manifold Note: * Flashpro or KTuner is REQUIRED * Must use after market Clutch Line to avoid contact with battery tray. * Does NOT fit stock intake manifold * OEM ECU (No flashpro) do not connect VC to intake pipe. Small filter provided for valve cover v

AEM cold air intake systems are designed to increase horsepower and torque. The system includes an oversized AEM DRYFLOW synthetic washable air filter, engineered to provide outstanding airflow, filtration, and performance, and also features a mandrel-bent aluminum intake tube and high quality hard

...

...

...

...

...

...

Large Five Layer Performance Air Filter: This Pro 5R air filter is a 7-1/2” tall, pre-oiled, 360-degree radial flow performance air filter with five layers of progressively finer cotton gauze media for maximum performance. It provides your engine with the largest amount of high-flowing air, usually

...

AEM pioneered the Cold Air induction system for sport compact cars in 1994. A Cold Air intake system relocates the filter outside of the engine compartment to deliver the coolest air inlet temperatures possible. Cooler air carries more oxygen, which translates into a more intense explosion in the

Large Three Layer Performance Air Filter: Momentum’s unique filter-to-housing interface was built to feature the largest air filter possible. This 8” tall 360-degree radial flow air filter features our oil-free Pro DRY S media with three layers of synthetic media for maximum convenience. Its progre

Large Performance Air Filter: This 360-degree radial flow air filter features a 3-1/2" flange and an oil-free Pro DRY S media or a pre-oiled Pro 5R media with five layers of progressively finer cotton gauze media for maximum performance. One-Piece Housing: The included massive air filter is surr

You've been asking for this bad sally for a while and it's finally here. The intake the for the 15+ STI can be thought of as a hybrid of the tube and filter used in the 08-14 WRX intake and the Stealthbox heat shield used in the 2015+ WRX intake. Small design changes were made, but the overall fit

The Injen SP Series Intake Systems Feature the Patent Pending MR Technology Process for Optimal Gains and a Safe A/F Ratio. The Injen SP Series Intake System does not limit itself to just a Cold Air System or Short Ram System. The MR Technology process has its effects on both types. The Injen SP ...

The Injen SP Series Intake Systems Feature the Patent Pending MR Technology Process for Optimal Gains and a Safe A/F Ratio. The Injen SP Series Intake System does not limit itself to just a Cold Air System or Short Ram System. The MR Technology process has its effects on both types. The Injen SP ...

The SP Series Cold Air Intake System is made for the enthusiast who wants maximum horsepower from a tuned cold air intake system. This cold air system positions a high-flow air filter behind the bumper, where it can take in cooler, denser air. Cooler air contains more oxygen for more complete combu

Application: 06-11 Civic Si Note: * Flashpro or KTuner is REQUIRED * Does NOT fit base model * Battery tie down not included * Flashpro is required and you'll have to switch over to a MAP based tune if you are using the 3.5" pipe *Comes with coupler for stock TB only. If you have a different size ...

PERRIN Performance designed this Cold Air Intake System to be a direct replacement of the restrictive factory airbox. PERRIN Performance has developed this intake system to use proper MAF alignment as well as plumbing size to maintain an appropriate air-fuel ratio, as well as preventing any check e

AEM pioneered the Cold Air induction system for sport compact cars in 1994. A Cold Air intake system relocates the filter outside of the engine compartment to deliver the coolest air inlet temperatures possible. Cooler air carries more oxygen, which translates into a more intense explosion in the

AEM pioneered the Cold Air induction system for sport compact cars in 1994. A Cold Air intake system relocates the filter outside of the engine compartment to deliver the coolest air inlet temperatures possible. Cooler air carries more oxygen, which translates into a more intense explosion in the

AEM pioneered the Cold Air induction system for sport compact cars in 1994. A Cold Air intake system relocates the filter outside of the engine compartment to deliver the coolest air inlet temperatures possible. Cooler air carries more oxygen, which translates into a more intense explosion in the

Large Three Layer Performance Air Filter: This Pro DRY S air filter is a 7-1/2" tall, oil-free, 360-degree radial flow performance air filter with three layers of synthetic media for maximum convenience. Its progressive layering provides great filtration efficiency and dust holding capacity, while

Performance Air Filter choice: A 7” tall 360-degree radial flow air filter features a 3-1/2" flange and an oil-free Pro DRY S media with three layers of synthetic media for maximum convenience. Its progressive layering provides great filtration efficiency and dust holding capacity, while not requ