Perrin Cold Air Intake System Subaru WRX / STI 2002-2007 | PSP-INT-301

Perrin presents its redesigned V2 cold air intake system tailored for 2002 - 2007 Subaru WRX and 2004 - 2007 Subaru STI. This system is a game - changer for enthusiasts aiming to maximize their engine's potential. **Fitment**: Specifically designed for 2002 - 2007 WRX and 2004 - 2007 STI models. **Features**: - It comes with a powder - coated finish in either wrinkle red or wrinkle black, offering both style and durability. - The open - cell foam element effectively captures dust and dirt, ensuring clean air intake. - CNC mandrel bent aluminum tubing provides smooth airflow. - When you hit the throttle, it produces a throaty, deep tone. - Expect an estimated 10WHP gain without the need for tuning. - With an intermediate installation effort, it comes with an installation guide. - Backed by a 5 - year manufacturer warranty. **In the Box**: - (1) PERRIN MAF Adapter - (1) PERRIN Cold Air Extension - (1) PERRIN Foam Air Filter - (2) PERRIN Silicone Couplers - All necessary installation hardware - (1) PERRIN License Plate Frame - Instructions - Stickers - Warranty Perrin's research team optimized the V2 system with a perfectly sized MAF housing and intake plumbing. By relocating the intake filter to the fender well, it ensures more consistent temperatures at the sensor, consistent dyno - tuning runs, and smoother power delivery.

Using your Perrin cold air intake system is quite straightforward. First, refer to the installation guide that comes in the box. Gather all the necessary tools and the components like the MAF adapter, cold air extension, foam air filter, and silicone couplers. Follow the step - by - step instructions carefully for a proper installation. You won't need to do any tuning, so that's one less thing to worry about. When driving, enjoy the throaty, deep tone that comes when you press the throttle. The system is designed to give you an estimated 10WHP gain, enhancing your driving experience. For maintenance, check the open - cell foam air filter regularly. If it's dirty with dust and dirt, clean it gently according to the instructions provided. The powder - coated finish in wrinkle red or black is durable, but avoid harsh chemicals that could damage it. Remember, the system is covered by a 5 - year manufacturer warranty. If you encounter any issues during this period, reach out to the manufacturer as per the warranty details included in the box.