Connection Pipes

Wehrli - WCF100648Wehrli Custom Fab Passenger Up Pipe w/ Gaskets (Twin Turbo), 2in, 01-04 LB7 Duramax, StainlessReplace the lightweight, leak-prone passenger side OEM up pipe with this heavy-duty 11 gauge 2" Stainless up pipe. HD Stainless Bellows that...

Wehrli - WCF100590Wehrli Custom Fab Up Pipe Kit w/ Gaskets (Single Turbo), 2in, for 01-04 LB7 Duramax, StainlessReplace 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...

Wehrli - WCF100624Wehrli Custom Fab Up Pipe Kit w/ Gaskets, 2in, for 2017-2025 Duramax L5P, StainlessReplace the lightweight 16G, leak prone, 1 5/8" OEM up pipes on your 2017-2025 6.6L L5P Duramax equipped Chevrolet Silverado or GMC Sierra 2500 / 3500 HD...

Wehrli - WCF100589Wehrli Custom Fab Up Pipe Kit w/ Gaskets (Twin Turbo), 2in, for 01-04 LB7 Duramax, StainlessReplace the lightweight, leak-prone, 1 5/8" OEM up pipes with these heavy-duty 11 gauge 2" Stainless up pipe kit. HD Stainless Bellows that will...

Wehrli - WCF100211Wehrli Custom Fab Passenger Up Pipe Kit w/ Gaskets, 2in, 11-16 LML Duramax, StainlessReplace the lightweight 16G, leak prone, 1 5/8" OEM passenger side up pipe on your 2011-2016 6.6L LML Duramax equipped Chevrolet Silverado or GMC...

Wehrli - WCF100197Wehrli Custom Fab Up Pipe Kit w/ Gaskets, 2in, for 11-16 LML Duramax, StainlessReplace the lightweight 16G, leak prone, 1 5/8" OEM driver and passenger side up pipes on your 2011-2016 6.6L LML Duramax equipped Chevrolet Silverado or GMC...