GSC POWER-DIVISION Stopper-Style Exhaust Valve Guides [TOTAL LENGTH 44.07MM | OUTER DIAMETER 11.05MM | VALVE STEM DIAMETER 5.5MM] (Mitsubishi Lancer EVO X) : COLORADOSPEED - LATE MODEL DOMESTIC (AMERICAN MUSCLE) | IMPORT (EUROPEAN | SPORT COMPACT) AUTOMOTIVE PERFORMANCE PARTS