Description

Replace the lightweight 16G, leak-prone, 1 5/8″ OEM up pipes with these heavy-duty 11 gauge 2″ Stainless up pipe kit. HD Stainless Bellows that will not crack and leak like OEM. Increase Turbo spool-up and decrease EGTs. This kit is for use with single turbo applications and factory exhaust manifolds. – – NOTE: These up pipes ONLY fit with OEM exhaust manifolds or WCFab Duramax Billet Exhaust Manifolds (WCF100363). – – Designed for use with WCFab downpipe. OEM and other aftermarket downpipes may require additional modifications – – Replaces the following GM Part numbers: 97223167, 97302261
Wehrli Custom Fab Up Pipe Kit w/ Gaskets (Single Turbo), 2in, for 01-04 LB7 Duramax, Stainless

Fitment:
2001 Chevrolet Silverado 2500 HD
2001 Chevrolet Silverado 3500
2001 GMC Sierra 2500 HD
2001 GMC Sierra 3500
2002 Chevrolet Silverado 2500 HD
2002 Chevrolet Silverado 3500
2002 GMC Sierra 2500 HD
2002 GMC Sierra 3500
2003 Chevrolet Silverado 2500 HD
2003 Chevrolet Silverado 3500
2003 GMC Sierra 2500 HD
2003 GMC Sierra 3500
2004 Chevrolet Silverado 2500 HD
2004 Chevrolet Silverado 3500
2004 GMC Sierra 2500 HD
2004 GMC Sierra 3500