Description
Description
Fits
| Year | Make | Engine |
| 2001-2004 | GM | LB7 6.6L Duramax |
Replace the lightweight, leak-prone, 1 5/8″ OEM up pipes with these HD 11 gauge 2″ Stainless up pipe kit. HD Stainless Bellows that will not crack and leak like OEM. Increase Turbo spool-up and decrease EGT’s.
Part Number: WCF100589
Features
- Passenger Side Up Pipe
- Driver Side Up Pipe
- Up Pipe Gaskets (4)
Notes
- This kit is for use with twin turbo applications and factory exhaust manifolds or WCFab Duramax Billet Exhaust Manifolds
- WILL NOT clear a conventional downpipe routed behind the engine. Both sides are built nearly symmetrical with no indents for a conventional downpipe to clear.
Explore more from our collection.





Reviews
There are no reviews yet.