The Wehrli S400 compressor outlet flange for 3.5" pipe is a CNC-machined billet aluminum weld-on outlet that converts BorgWarner S400-style compressor covers to accept a v-band connection. It includes an O-ring groove for a seal and is intended for DIY turbo or intercooler plumbing projects. Made in the USA, the part is ready to weld and requires a v-band clamp and o-ring sold separately.
Wehrli S400 Turbo Compressor Outlet for 3.5in. Pipe Billet Aluminum Flange