GSC P-D Viton 6.6mm Valve Stem Seal Set Mitsubishi 4G63T Evo 1-9 / 90-98 DSM V wheels 18-inch 1 AFR Resolution Bosch LSU4

1 AFR Resolution Bosch LSU4

and looking catbacks you can get for your 08-14 WRX/STi

Part #: 20593

The result is better handling

combining high-grade silicone and heat- resistant embedded fibers

GSC P-D Viton 6.6mm Valve Stem Seal Set Mitsubishi 4G63T Evo 1-9 / 90-98 DSM V wheels 18-inch 1 AFR Resolution Bosch LSU4Part #: 1002 GSC Power Division Viton Valve Stem Seals for the Evo 8 & 9 include the entire 5. 5mm valve size seal set (8 intake and 8 Exhaust)so you will have no guess work when it comes to installation. These stem seals are an upgrade from the standard OEM material to help cope with the higher heat caused by high performance 4G63 engines. Note: Full set includes 8 intake and 8 exhaust stem seals