We reinforce the system with a multi-layered pressure resistant sealing package
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 23-169
0L engine is your answer for ultimate performance gains straight out of the box
The aFe POWER SCORCHER BLUE Power module is the next generation of Plug and Play electronic module to increase the performance of your vehicle and improve drivability
Year Make Model Submodel 2006-2007 Subaru Impreza WRX STI 2007 Subaru Impreza WRX STI Limited
Edelbrock 8 Exhaust Valves 1 60 77169 77179 77189 77199 Heads Universal Muffler / Silencer We reinforce the system withEdelbrock #9373 Exhaust Valve is a 1. 60" 1 piece, swirl polished, hardened tip stainless steel valve with undercut stems for increased flow. Fits #77169, 77179, 77189, 77199, 77359 Cylinder Heads Overall Length: 5. 060". Set of 8 Valves