Brian Crower 31.5mm Exhaust Valves (1.0mm OS) Mitsubishi EVO 8 & 9 2003-2006 / Eclipse 4G63 1990-1999 | BC3105 vendor_Sticker Fab Please work with your tuner

Please work with your tuner to understand what options they have to tune your car as compatibility may vary from tuner to tuner

and reinstall

But installing a stand-alone FST is difficult specifically in the 350Z due to the open-cabin design

that will not flex under hard load unlike the Stock Rubber busings

Brian Crower 31.5mm Exhaust Valves (1.0mm OS) Mitsubishi EVO 8 & 9 2003-2006 / Eclipse 4G63 1990-1999 | BC3105 vendor_Sticker Fab Please work with your tunerBC 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