Replace 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 truck with these heavy duty 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. This kit is for use with factory exhaust manifolds. - - Fully compatible with WCFab Billet Exhaust Manifolds (Part Number WCF100373). - - INCLUDES GASKETS! -NO Tuning required, bolt on! -Will fit on stock truck no other modifications or upgrades necessary! - - Replaces the following GM Part Numbers: 12688021, 12702943, 12681437, 12680270, 12681162, 12674813, 12681162, 12676611 - - Also fits 2019+ L5D Duramax (4500/5500/6500) Medium Duty Trucks.
Features:| Years | Make | Model | Trim | ||
|---|---|---|---|---|---|
Sorry we do not have fitment information available for this part number. Contact us for any fitment questions. | |||||
IN STOCK - LOW Stainless Works RAM25MIDStainless Works Mid Pipes Stainless Works 2025 RAM 1500 3in Midpipe Stock & Performance Connect Tubes |
IN STOCK - LOW Borla 60752Borla Connection Pipes Borla 15-23 Ford Mustang GT H-Pipe 2.75in OE Resonator Replacement $356.99
|
IN STOCK - LOW Remus 428514 0300Remus Front Silencers Remus 2013 Maserati Ghibli III (Not For My 2017) 3.0L Front Silencer |
IN STOCK - LOW Remus 950021 1000Remus Front Section Pipes Remus 2021+ Volkswagen Golf R Mk VIII Resonated Front Section Pipe $371.52
|
$855.00
|
IN STOCK Remus 0105 089911LRemus Connection Tubes Remus 2011 BMW K 1600 GT Connection Tube - Left Side $372.96
|
For more information on Wehrli part number WCF100624, you can visit the official Wehrli website.