Add 15-30 WHP to your car! Actual horsepower gains will vary depending on additional modifications, tunes, and overall vehicle condition.

Increase horsepower and torque without ECU recalibration or tune! This part is designed and tested to work safely on your vehicle without any tuning required! However, more power can be gained with proper ECU tuning! Confirm any tune or recalibration you add is specific for ALL modifications added to the vehicle.

Our aftermarket cold air intake for Subaru STI is constructed from CNC mandrel-bent aluminum tubing for a perfect fit and seamless installation. The MAF sensor bung is precision machined to ensure proper alignment of the MAF sensor to the intake. This is crucial for proper air-fuel ratios and ECU engine management.

PERRIN Intake filter elements use open-cell foam to capture dust and dirt. Washable and reusable, PERRIN foam filter elements can last the life of your vehicle. Foam filter elements offer superior performance with minimal airflow restriction and amazing dust-holding capacity.

Keeping your air filter clean is essential for optimal performance and longevity of your vehicle's engine. By following these steps, you’ll ensure that your PERRIN Air Filter continues to deliver peak efficiency.

The included air straightener ensures smooth and predictable
airflow, optimizing MAF readings for consistent horsepower gains.

With a PERRIN Intake system, your car will make a throaty, deep tone on the throttle that is undeniably modified. You will be able to hear your turbo spooling and hear your blow off valve every time it opens, even the stock one.

Powder coated for protection from the elements, the glossy neon yellow or hyper pink will accent your show car, while the classic textured red and black finish will look awesome for years to come!