Ferrea Exhaust Standard Size Valve Guide 2003-2007 Mitsubishi 8 / 9 (QTY 8) Mazdaspeed3_2007-2013 Part #: MF10-UR-BLK/SIL

Part #: MF10-UR-BLK/SIL

The factory GT-R intercooler piping can be very restrictive and in most cases there are performance gains to be had by changing it out

For WRXs with basic bolt-on modifications

or commonly referred to as the WALK kit

Ferrea Exhaust Standard Size Valve Guide 2003-2007 Mitsubishi 8 / 9 (QTY 8) Mazdaspeed3_2007-2013 Part #: MF10-UR-BLK/SILPart #: VG1048 Ferrea's Copper Bronze Valve Guides are available for Domestic,Sport Compact and Motorcycle applications. Our high quality copper bronze blended alloy valve guide is developed with proprietary heat treatment processes allowing for greater heat dissipation, heat resistance, and lubricity properties for the next generation of high performance race engines. MITSUBISHI EVOLUTION VIII (2003 2007) EXHAUST, STOCK SIZE 2. 0L DOHC 16 Valve