2001-2016 Duramax Billet Exhaust Manifolds
WCF100363
Shipping: This Product cannot ship to the state of California
Description
WCFab’s 2001-2016 Duramax Billet Exhaust Manifolds replace the restrictive factory cast parts with high-strength, TIG-welded high-flow billet steel components designed to enhance exhaust flow characteristics, improving turbo spool up, lowering EGTs and increasing power and economy. 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 designed to be paired with WCFab’s 2” Stainless High-Flow Up Pipes (sold separately) for optimized performance. Includes new gaskets, ARP 12PT fasteners, and assembly lube for easy install (up pipe fastener kits sold separately). Finished in Black Ceramic Coat rated for 1800&ord
No tuning required.
Compatible with LB7, LLY, LBZ, LMM, and LML engines.
Replaces the following GM Part Numbers: 12637647, 12624683
No tuning required.
Compatible with LB7, LLY, LBZ, LMM, and LML engines.
Replaces the following GM Part Numbers: 12637647, 12624683
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