Sinister Diesel Y-Pipes 04.5-07 Ford 6.0L Powerstroke RK07328K 38 spline upgraded cut to

38 spline upgraded cut to length axle for 10

Engineered with increased material thickness

Manufactured from A356 aluminum and T6 heat-treated for added strength

IMPORTANT NOTES: Clutch sold separately

Sinister Diesel Y-Pipes 04.5-07 Ford 6.0L Powerstroke RK07328K 38 spline upgraded cut toThe Sinister Diesel 50 State Legal Y Pipes are a premium exhaust upgrade designed to replace the fragile factory Y pipes on Ford 6. 0L Powerstroke trucks. Factory Y pipes are notorious for cracking and leaking due to heat fatigue at the corrugated bellows, which leads to loss of horsepower, higher exhaust gas temperatures (EGTs), and soot buildup in the engine compartment. These Sinister Diesel Y Pipes provide a strong, long lasting solution that