GSC Power-Division Exhaust Valve Set of 8-31mm (+1mm) (gsc2043-8) 1851 the NX Pure-Flo Y is

the NX Pure-Flo Y is machined from solid 6061-T6 bar stock

Each door features a consistent weave pattern and a glossy clear coat finish designed to resist chipping and flaking

Constructed of Durable A356 Cast Aluminum

(1) fitting kit (Part Number P-HF452)

GSC Power-Division Exhaust Valve Set of 8-31mm (+1mm) (gsc2043-8) 1851 the NX Pure-Flo Y isWhen creating our new valve line we set out to create the best performance, longest lasting valves available to the aftermarket. Using advanced 3D design and simulation software, we have created a stronger and higher flowing valve head design. We flow test prototype valve heads in the specific applications to make sure we have the highest flowing valve head available on the market today. With the materials used, we have less valve distortion at the