Replace the lightweight, leak-prone passenger side OEM up pipe with this heavy-duty 11 gauge 2" Stainless up pipe. HD Stainless Bellows that will not crack and leak like OEM. Increase Turbo spool-up and decrease EGTs. This up pipe is built with more sweeping, less aggressive bends for use in TWIN TURBO STYLE APPLICATIONS ONLY. It WILL NOT clear a conventional downpipe behind the engine.

Compatible with only factory exhaust manifolds or WCFab Duramax Billet Exhaust Manifolds (WCF100363).

Includes Up Pipe Gaskets NOTE: This up pipe will ONLY fit with OEM exhaust manifold.

• Passenger Side Up Pipe (WILL NOT CLEAR a Conventional down pipe!)
• Up Pipe Gaskets (2)