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Thoroughbred Diesel has been your online performance headquarters since 2002. We know how to get the most performance out of your pickup truck and offer all of today's most popular diesel performance products.
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Thoroughbred Sku #: WCF100226
Year/Make/Model: {{year}} {{make.Name}} {{model.Name}} Edit
$2,094.23
2017 - 2021 Chevy Silverado 2500
2017 - 2021 Chevy Silverado 3500
2017 - 2021 GMC Sierra 2500
2017 - 2021 GMC Sierra 3500
2022 - 2022 Chevy 2500
2022 - 2022 Chevy 3500
2022 - 2022 GMC 2500
2022 - 2022 GMC 3500
2023 - 2024 Chevy Silverado 2500 HD
2023 - 2024 Chevy Silverado 3500 HD
2023 - 2024 GMC Sierra 2500 HD
2023 - 2024 GMC Sierra 3500 HD
Product Name: WC Fab Billet Exhaust Manifold & Stainless Up Pipe Kit w/ Gaskets & Hardware - 2017-2024 GM Duramax L5P Manufacturer: WC Fab Manufacturer Part #: WCF100226 Thoroughbred Diesel Part #: WCF100226 Fitment Notes: 2017-2024 GM Duramax L5P
Upgrade the Exhaust Manifolds and Up Pipes on your 2017-2024 Duramax to WCFab's Billet Exhaust Manifold & 2" Stainless Up Pipe Kit. WCFab’s Billet Exhaust Manifolds with EGR Riser Flange replaces 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. Includes new gaskets, ARP 12PT fasteners, up pipe bolt kit, and assembly lube for easy install. Finished in Black Ceramic Coat rated for 1800ºF. WCFab's Up Pipe Kit replaces the lightweight, leak prone, 1 5/8" OEM up pipes with heavy duty 11 gauge 2" Stainless up pipes. HD Stainless Bellows that will not crack and leak like OEM. Increase Turbo spool-up and decrease EGT's. NO Tuning required, bolt on! Will fit on stock truck no other modifications or upgrades necessary. Also fits 2019+ L5D Duramax (4500/5500/6500) Medium Duty Trucks. Saves $150 vs. buying individually.
Note (Current WC Fab Lead Times):
WC Fab Billet Exhaust Manifold & Stainless Up Pipe Kit w/ Gaskets & Hardware Features: