Profab manifolds and up pipes fit 2001+ Duramax engines. This is the bare, uncoated set.

This is a special order item that ships direct from the mfr and is not kept in stock.

Profab manifolds and up pipes fit 2001+ Duramax engines. This is the black ceramic coated set.

This is a special order item that ships direct from the mfr and is not kept in stock.

Fits 2001-2010 engines. It replaces the creased version on prior models.