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Vendor:Wehrli Custom Fabrication
Wehrli Custom Fabrication WCF100693-GRY 3in Y-Bridge Kit WCFab Grey for 2001-2004 Chevrolet Silverado / GMC Sierra 2500 HD / 3500 6.6L LB7 Duramax
✓ In Stock • Only 3 leftRegular price $ 945.75Regular price$ 1,040.33Sale price $ 945.75Sale -
Vendor:Wehrli Custom Fabrication
Wehrli Custom Fabrication WCF100410-CT Stage 1 Intake Bundle Kit Candy Teal for 2020-2026 Chevrolet Silverado / GMC Sierra 2500 HD / 3500 HD 6.6L L5P Duramax
✓ In Stock • Only 1 leftRegular price $ 726.53Regular price$ 799.19Sale price $ 726.53Sale -
Vendor:Wehrli Custom Fabrication
Wehrli Custom Fabrication WCF100360-RED 4in Intake Kit Stage 2 WCFab Red for 2017-2019 Chevrolet Silverado / GMC Sierra 2500 HD / 3500 HD 6.6L L5P Duramax
✕ Out of StockRegular price $ 862.33Regular price$ 948.57Sale price $ 862.33Sold out -
Vendor:Wehrli Custom Fabrication
Wehrli Custom Fabrication WCF100121 3in Down Pipe (V-Band Style) for 2011-2016 Chevrolet Silverado / GMC Sierra 2500 HD / 3500 HD 6.6L LML Duramax
✓ In Stock • Ready to ShipRegular price $ 236.16Regular price$ 259.78Sale price $ 236.16Sale -
Vendor:Wehrli Custom Fabrication
Wehrli Custom Fabrication WCF100096 Turbo Resonator Billet Block Off Plate for 2011-2016 Chevrolet Silverado / GMC Sierra 2500 HD / 3500 HD 6.6L LML Duramax
✓ In Stock • Ready to ShipRegular price $ 45.99Regular price$ 50.59Sale price $ 45.99Sale -
Vendor:Wehrli Custom Fabrication
Wehrli Custom Fabrication WCF100775-RED High Flow Intake Horn WCFab Red for 2017-2026 Chevrolet Silverado / GMC Sierra 2500 HD / 3500 HD 6.6L L5P Duramax
✓ In Stock • Only 5 leftRegular price $ 285.18Regular price$ 313.70Sale price $ 285.18Sale -
Vendor:Wehrli Custom Fabrication
Wehrli Custom Fabrication WCF100712-IBB Stage 3 Intake Bundle Illusion Blueberry for 2001-2004 Chevrolet Silverado / GMC Sierra 2500 HD / 3500 LB7 Duramax
✓ In Stock • Only 1 leftRegular price $ 2,123.33Regular price$ 2,335.67Sale price $ 2,123.33Sale -
Vendor:Wehrli Custom Fabrication
Wehrli Custom Fabrication WCF100462 Bumper Spacer Kit 3/4in for 2015-2019 Chevrolet Silverado / GMC Sierra 2500 HD / 3500 HD
✓ In Stock • Only 1 leftRegular price $ 257.05Regular price$ 282.76Sale price $ 257.05Sale -
Vendor:Wehrli Custom Fabrication
Wehrli Custom Fabrication WCF206-19 Low Coolant Sensor (Use with WCFab Coolant Tanks) for 2001-2026 Chevrolet / GMC Duramax
✓ In Stock • Only 2 leftRegular price $ 52.30Regular price$ 57.53Sale price $ 52.30Sale -
Vendor:Wehrli Custom Fabrication
Wehrli Custom Fabrication WCF100652 2in Stainless Steel Driver Side Up Pipe & Gaskets (Single/Twin Turbo) for 2001-2016 Chevrolet Silverado / GMC Sierra 2500 HD / 3500 HD Duramax
✓ In Stock • Only 4 leftRegular price $ 334.65Regular price$ 368.12Sale price $ 334.65Sale -
Vendor:Wehrli Custom Fabrication
Wehrli Custom Fabrication WCF100129 3.5in Down Pipe for 2017-2026 Chevrolet Silverado / GMC Sierra 2500 HD / 3500 HD 6.6L L5P Duramax
✓ In Stock • Ready to ShipRegular price $ 334.65Regular price$ 368.12Sale price $ 334.65Sale -
Vendor:Wehrli Custom Fabrication
Wehrli Custom Fabrication WCF100851-RED RCLB/CCSB/ECSB 60in Traction Bar Kit WCFab Red for 2011-2019 Chevrolet Silverado / GMC Sierra 2500 HD / 3500 HD Duramax
✓ In Stock • Only 1 leftRegular price $ 1,004.74Regular price$ 1,105.22Sale price $ 1,004.74Sale -
Vendor:Wehrli Custom Fabrication
Wehrli Custom Fabrication WCF100742-RED Upper Coolant Pipe WCFab Red for 2017-2019 Chevrolet Silverado / GMC Sierra 2500 HD / 3500 HD 6.6L L5P Duramax
✓ In Stock • Only 4 leftRegular price $ 179.45Regular price$ 197.40Sale price $ 179.45Sale -
Vendor:Wehrli Custom Fabrication
Wehrli Custom Fabrication WCF100155 Billet Coolant Heater Core Firewall Fitting for 2001-2023 Chevrolet Silverado / GMC Sierra 1500 / 2500 HD / 3500 HD
✓ In Stock • Ready to ShipRegular price $ 41.56Regular price$ 45.72Sale price $ 41.56Sale -
Vendor:Wehrli Custom Fabrication
Wehrli Custom Fabrication WCF100414-IP Stage 2 Intake Bundle Kit Illusion Purple for 2020-2026 Chevrolet Silverado / GMC Sierra 2500 HD / 3500 HD L5P Duramax
✕ Out of StockRegular price $ 1,633.48Regular price$ 1,796.83Sale price $ 1,633.48Sold out -
Vendor:Wehrli Custom Fabrication
Wehrli Custom Fabrication WCF100420-RED Thermostat Housing Kit WCFab Red for 2006-2010 Chevrolet Silverado / GMC Sierra 2500 HD / 3500 HD 6.6L LBZ/LMM Duramax
✓ In Stock • Only 3 leftRegular price $ 522.83Regular price$ 575.12Sale price $ 522.83Sale
