Brian Crower 30.5mm OEM Size Exhaust Valves Mitsubishi EVO 8 & 9 2003-2006 / Eclipse 4G63 1990-1999 | BC3101 Vehicle Model_IS F All AMS intercoolers are pressure

All AMS intercoolers are pressure tested before boxing

Optimized for airflow and heat exchange balance

Compatible with COBB XLE Bypass Valve

Integrated Deutsch-style connector

G37 Coupe Lowering: F: 1

Brian Crower 30.5mm OEM Size Exhaust Valves Mitsubishi EVO 8 & 9 2003-2006 / Eclipse 4G63 1990-1999 | BC3101 Vehicle Model_IS F All AMS intercoolers are pressureBC valves are one piece design with a friction welded Stellite tip for the best possible performance. Every valve is made from premium grade, heat resistant stainless steel material to insure reliability with high boost and or high rpm applications. The undercut stem above the head area not only reduces overall weight for extended rpm potential, but also significantly improves air fuel flow in and out of the combustion chamber. Every valve is fully