Share
Wehrli 01-04 Duramax LB7 Billet Exhaust Manifold & SS Up Pipes w/ Gaskets and ARP Hardware WCF100174
Wehrli 01-04 Duramax LB7 Billet Exhaust Manifold & SS Up Pipes w/ Gaskets and ARP Hardware WCF100174
Out of stock
Emissions
California: Non-compliant parts may be used only on designated closed-course racing vehicles that are never registered for highway use.
Other: Please consult your local statutes and ordinances to ensure compliance with regional emissions standards.
Couldn't load pickup availability
- Ships Worldwide
- Easy Returns
- Fast Shipping
WCF Exhaust Manifold Kits
Exhaust Manifold
WCFab's 2001-2004 LB7 Duramax Billet Exhaust Manifolds replace the restrictive factory cast parts with high-strength, TIG-welded high-flow billet steel components. These manifolds are exhaust port gasket matched and internally divided for optimal flow with OEM or ported cylinder heads. Outlet locations allow full compatibility with OEM style up pipes and are paired with WCFab's 2" Stainless High-Flow Up Pipes for optimized performance. Includes new gaskets, ARP 12PT fasteners, and assembly lube for easy install. Finished in Black Ceramic Coat rated for 2000 deg F. Manifold replaces the following GM Part Numbers: 12637647, 12624683, 97224587
Wehrli Custom Fab Billet Exhaust Manifold & Stainless Up Pipe Kit w/ Gaskets & Hardware, 01-04 Duramax
