Agency Power Unequal Length Header w/Upipe WRX (2002-2014) STI (2004-2018) Hyundai enhancing handling by creating a

enhancing handling by creating a lower vehicle center of gravity and giving the car an aggressive look by minimizing wheel gap

The PERRIN Engine Cover and Belt Cover are constructed from aluminum with precision drilled mounting holes and finished in red or black textured powdercoat

These combine to form a fully adjustable

The solenoid coil itself from the factory-fitted valve is great (the ECU opens it faster than any pneumatic valve so why replace it

It is very free flowing and will be loud

Agency Power Unequal Length Header w/Upipe WRX (2002-2014) STI (2004-2018) Hyundai enhancing handling by creating aThe all new Agency Power stainless steel unequal length header kit is now available for your Subaru WRX, STI & Legacy GT. A special designed collector enables perfect flow into the uppipe providing faster turbo spool and increased horsepower. The AP header features polished 321 stainless steel for a show quality finish. The header has CNC machined inch thick flanges and includes everything you need to bolt directly on to your turbo Subaru. Installing