Wehrli 2004.5-2005 LLY Duramax 4in Intake Kit with Air Box- Gloss Black
$499.00
$484.03
WCFWCF100191-GB
Air Intake Systems
Cold Air Intakes
GMC | Chevy
WCFab 2004.5-2005 GM LLY 6.6L Duramax 4" Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box enclosure with...
Wehrli 2006-2007 LBZ Duramax 4in Intake Kit with Air Box Stage 2 Gloss Black
$799.00
$775.03
WCFWCF100302-GB
Air Intake Systems
Cold Air Intakes
GMC | Chevy
WCFab 2006-2007 GM LBZ 6.6L Duramax Stage 2 Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box enclosure...
Wehrli 2006-2007 LBZ Duramax High Flow 3in Y-Bridge Kit- Gloss Black
$995.00
$965.15
WCFWCF100163-GB
Air Intake Systems
GMC | Chevy
Intake Elbows
This LBZ 3" Y-Bridge Kit is an upgraded high flow intake kit for the 2006-2007 LBZ Duramax which replaces the OEM upper intake manifold...
Wehrli 2007.5-2010 LMM Duramax High Flow 3in Y-Bridge Kit- Gloss Black
$995.00
$965.15
WCFWCF100164-GB
Air Intake Systems
GMC | Chevy
Intake Elbows
This LMM 3" Y-Bridge Kit is an upgraded high flow intake kit for the 2007.5-2010 LMM Duramax which replaces the OEM upper intake manifold...
Wehrli 2011-2016 LML Duramax Passenger Side Upper Crossover Intercooler Pipe Kit WCFab- Grey
$444.00
$430.68
WCFWCF100328-GRY
Forced Induction
GMC | Chevy
Intercooler Pipe Kits
The 3" High Flow Passenger Side Upper Crossover Intercooler Pipe for 2011-2016 LML Duramax provides a 20% increase in size over the OEM part...
Wehrli 2017-2024 Chevrolet 6.6L L5P Duramax Intake Resonator Delete Plug - Black Anodized
$31.00
$30.07
WCFWCF100473
Aluminum Tubing
Best Sellers
Chevrolet
Exhaust, Mufflers & Tips
Fabrication
GMC | Chevy
Resonators
This quick and easy to install, billet aluminum plug allows you to clean up your engine bay and get more aggressive turbo sound in...
Wehrli 2020+ GMC 2500/3500HD Fender Flare Marker Light Delete Kit w/o Logo - Fine Texture Black
$299.00
$290.03
WCFWCF100393
Fog Lights, Driving Lights, Components & Accessories
GMC
GMC | Chevy
Light Accessories and Wiring
Lights
Clean up the look of your 2020-2025 GMC Sierra or Denali 2500 or 3500 HD truck by replacing the amber fender flare marker lights...
Wehrli 2020-2024 Chevrolet 6.6L L5P Duramax 4in Intake Pipe (Use w/OEM Air Box) - Bengal Blue
$225.00
$218.25
WCFWCF100720-BB
Air Intake Components
Air Intake Systems
Chevrolet
GMC | Chevy
WCFab's 4" Intake Resonator Pipe for the Factory (VGT) Turbo on 2020-2025 L5P 6.6L Duramax equipped Chevrolet Silverado or GMC Sierra 2500 / 3500...
Wehrli 2020-2024 Chevrolet 6.6L L5P Duramax 4in Intake Pipe (Use w/OEM Air Box) - Gloss Black
$235.00
$214.99
WCFWCF100720-GB
Air Intake Components
Air Intake Systems
Chevrolet
GMC | Chevy
WCFab's 4" Intake Resonator Pipe for the Factory (VGT) Turbo on 2020-2025 L5P 6.6L Duramax equipped Chevrolet Silverado or GMC Sierra 2500 / 3500...
Wehrli 2020-2024 Chevrolet 6.6L L5P Duramax 4in Intake Pipe (Use w/OEM Air Box) - WCFab Red
$250.00
$242.50
WCFWCF100720-RED
Air Intake Components
Air Intake Systems
Chevrolet
GMC | Chevy
WCFab's 4" Intake Resonator Pipe for the Factory (VGT) Turbo on 2020-2025 L5P 6.6L Duramax equipped Chevrolet Silverado or GMC Sierra 2500 / 3500...
Wehrli 2020-2024 Chevrolet 6.6L L5P Duramax Upper Coolant Pipe - Bengal Blue
$168.00
$162.96
WCFWCF100541-BB
Chevrolet
Cooling
GMC | Chevy
Radiator Hoses
Upper Coolant Pipe for 2020-2025 L5P 6.6L Duramax equipped Chevrolet Silverado or GMC Sierra 2500 / 3500 truck replaces the ugly OEM rubber upper...
Wehrli 2020-2024 Chevrolet 6.6L L5P Duramax Upper Coolant Pipe - Gloss Black
$168.00
$162.96
WCFWCF100541-GB
Chevrolet
Cooling
GMC | Chevy
Radiator Hoses
Upper Coolant Pipe for 2020-2025 L5P 6.6L Duramax equipped Chevrolet Silverado or GMC Sierra 2500 / 3500 truck replaces the ugly OEM rubber upper...
Wehrli 2020-2024 Chevrolet 6.6L L5P Duramax Upper Coolant Pipe - Gloss White
$168.00
$162.96
WCFWCF100541-GW
Chevrolet
Cooling
GMC | Chevy
Radiator Hoses
Upper Coolant Pipe for 2020-2025 L5P 6.6L Duramax equipped Chevrolet Silverado or GMC Sierra 2500 / 3500 truck replaces the ugly OEM rubber upper...
Wehrli 3in x 4in Long Silicone Boot & Clamp Kit
$40.00
WCFWCF207-104
Best Sellers
Clamps
Fabrication
GMC | Chevy
Contains one 3" x 4" Silicone Reducer Boot with Logo, and two 3" T-Bolt Clamps.
Wehrli 6.6L LML Duramax High Pressure Line CP3 Conversion Kit
$399.00
$387.03
WCFWCF100402
Fuel Delivery
GMC | Chevy
Injection Pumps & Controllers
Longer and Larger I.D. High-Pressure Line than the WCFab Street Series Kit and other CP3 Conversion Kits offered on the market which allows for...
Wehrli 98.5-07 Dodge 5.9L Cummins Billet Intake Spacer Kit - Black Anodized & Engraved Finish
$97.00
$94.09
WCFWCF100338-BLKANO
Best Sellers
Block Off Plates
Engine Components
GMC | Chevy
1998.5-2007 5.9L Cummins Billet Intake Spacer Kit. This high flowing CNC machined billet aluminum plate allows maximum air flow from the intake horn into...
Wehrli 98.5-23 Cummins Billet Aluminum Black Anodized Oil Fill Cap
$59.00
$57.23
WCFWCF100395
Best Sellers
Engine Components
GMC | Chevy
Oil Fill Tubes
Clean up the engine bay of your 1998.5-2024 Cummins with this Billet Aluminum Black Anodized Oil Fill Cap from WCFab. This is a complete...
Wehrli 99-18 Cummins 5.9L & 6.7L WCFab X Fleece Thermostat Housing- Illusion Blueberry
$205.00
WCFWCF100157-IBB
Cooling
GMC | Chevy
Thermostat Housings
WCFab X Fleece Performance Engineering Thermostat Housing for 1998-2018 5.9L & 6.7L Cummins is a direct replacement upgrade for the unsightly OEM part. This...
Wehrli 99-23 GM Billet Coolant Heater Core Firewall Fitting
$41.00
$39.77
WCF100155
Best Sellers
Coolant Reservoirs
Cooling
GMC | Chevy
Wehrli 99-23 GM Billet Coolant Heater Core Firewall Fitting
Wehrli 99-24 GM 1500/2500/3500 Billet Aluminum Brake Master Cylinder Cap - Black Anodized
$44.00
$42.68
WCFWCF100216
Best Sellers
Brake Master Cylinder
Brakes, Rotors & Pads
GMC | Chevy
Clean up the engine bay of your 1999-2025 GM 1500/2500/3500 truck with this anodized billet aluminum brake reservoir cap from WCFab. This is a...
Wehrli 99-24 GM 1500/2500/3500 Billet Aluminum Brake Master Cylinder Cap - Clear Anodized
$44.00
$42.68
WCFWCF100215
Best Sellers
Brake Master Cylinder
Brakes, Rotors & Pads
GMC | Chevy
Clean up the engine bay of your 1999-2025 GM 1500/2500/3500 truck with this anodized billet aluminum brake reservoir cap from WCFab. This is a...
Wehrli Chevrolet LBZ/LMM Duramax 3in Y-Bridge Kit (Bridge Only) - Gloss Black
$589.00
WCFWCF100235-GB
Air Intake Systems
Chevrolet
GMC | Chevy
Intake Elbows
The factory LBZ/LMM Y-bridge is a poorly designed slip-in style two piece bridge with very little support that is prone to blowing apart under...
Wehrli Duramax Coolant Plug
$24.00
$23.28
WCF100025
Best Sellers
Coolant Bypass Kits
Cooling
GMC | Chevy
Wehrli Duramax Coolant Plug
Wehrli Ford/Dodge/Universal Traction Bar Install Kit
$125.00
$121.25
WCFWCF100842
Ford
GMC | Chevy
Suspension
Suspension Arms & Components
Built in house at WCFab our traction bar brackets weld on to the bottom of the axle tube and weld to the frame on...
Wehrli GM Billet Heater Core Fitting Kit w/ Hose
$76.00
$73.72
WCFWCF100699
Best Sellers
Coolant Reservoirs
Cooling
GMC | Chevy
High quality preformed universal 1/2" heater hose assembly with billet aluminum quick-connect fitting replaces the leak prone OEM fitting. Servicable O-ring seals inside of...
Wehrli Oil Line Kit S400 Twin/Comp Turbo LML Duramax
$199.00
$193.03
WCFWCF100379
Fabrication
GMC | Chevy
Oil Line Kits
Stainless braided drain and feed Lines, Fittings for turbo, oil pan and engine block.
Wehrli Ram 19-23 Cummins 6.7L WCFab X Fleece Thermostat Housing - Flat Black
$179.00
$173.63
WCFWCF100169-FB
Cooling
GMC | Chevy
Thermostat Housings
WCFab X Fleece Performance Engineering Thermostat Housing for 2019-2024 6.7L Cummins is a direct replacement upgrade for the unsightly OEM part. This coolant elbow...
Wehrli Ram 19-23 Cummins 6.7L WCFab X Fleece Thermostat Housing - Gloss Black
$179.00
$173.63
WCFWCF100169-GB
Cooling
GMC | Chevy
Thermostat Housings
WCFab X Fleece Performance Engineering Thermostat Housing for 2019-2024 6.7L Cummins is a direct replacement upgrade for the unsightly OEM part. This coolant elbow...
Wehrli Ram 19-23 Cummins 6.7L WCFab X Fleece Thermostat Housing - WCFab Grey
$199.00
$193.03
WCFWCF100169-GRY
Cooling
GMC | Chevy
Thermostat Housings
WCFab X Fleece Performance Engineering Thermostat Housing for 2019-2024 6.7L Cummins is a direct replacement upgrade for the unsightly OEM part. This coolant elbow...
Wehrli Universal 4in Inlet Dry Air Filter (Use w/WCF Kits)
$72.00
$69.84
WCFWCF100717
Air Filters
Air Filters - Drop In
Best Sellers
GMC | Chevy
Maintenance - The cleaning / replacement interval depends on your driving conditions. We recommend that you inspect your air filter every 5,000 miles by...
Wehrli Universal 5in Inlet Dry Air Filter (Use w/WCF Kits)
$72.00
$69.84
WCFWCF100719
Air Filters
Air Filters - Drop In
Best Sellers
GMC | Chevy
Maintenance - The cleaning / replacement interval depends on your driving conditions. We recommend that you inspect your air filter every 5,000 miles by...
Wehrli Universal Outerwear Air Filter Cover (Use w/WCF Air Filters)
$45.00
$43.65
WCFWCF100728
Air Filters
Air Filters - Drop In
Best Sellers
GMC | Chevy
Water Resistant: Filter cover Hydrophobic treatment helps repel moisture and protect against water entering the engine due to puddle splash or heavy rainstorms. Although...
Wehrli Universal T4 Exhaust Housing Heat Blanket
$135.00
$130.95
WCFWCF100731
Fabrication
GMC | Chevy
Heat Shields
For use on all T4 Flange style exhaust housings found on S300, S400, garrett, holset, precision turbo chargers.
Wehrli Universal T4 Spacer Plate Kit 0.5in w/Studs & Gaskets
$89.00
WCFWCF100118
Best Sellers
Forced Induction
GMC | Chevy
Turbo Upgrade Components
1/2" Thick steel Divided T4 Spacer Plate Kit, Ceramic Coated Black. Includes M10 Mounting Studs 1" long, nuts, washers, and two T4 Gaskets
Wehrli Universal T4 Spacer Plate Kit 1.5in w/Studs & Gaskets
$152.00
$147.44
WCFWCF100358
Forced Induction
GMC | Chevy
Turbo Upgrade Components
1 1/2" Thick Steel Divided T4 Spacer Plate Kit, Ceramic Coated Black. Includes M10 Mounting Studs 2.75" long, nuts, washers, and two T4 Gaskets
Wehrli Universal T6 Exhaust Housing Heat Blanket
$155.00
$150.35
WCFWCF100732
Fabrication
GMC | Chevy
Heat Shields
T6 Exhaust Housing Blanket for use with any S500, S400, GT50, GT55, Precision T6 exhaust housings.
Wehrli Universal Traction Bar 60in Long - Gloss Black
$715.00
$693.55
WCFWCF100837-GB
GMC | Chevy
Suspension
Suspension Arms & Components
Traction bars are a necessary upgrade when increasing the horsepower on your truck to prevent the axle from twisting which can lead to broken...
Wehrli Universal Traction Bar 60in Long - Gloss White
$715.00
$693.55
WCFWCF100837-GW
GMC | Chevy
Suspension
Suspension Arms & Components
Traction bars are a necessary upgrade when increasing the horsepower on your truck to prevent the axle from twisting which can lead to broken...
Wehrli Universal Traction Bar 60in Long - WCFab Red
$765.00
$742.05
WCFWCF100837-RED
GMC | Chevy
Suspension
Suspension Arms & Components
Traction bars are a necessary upgrade when increasing the horsepower on your truck to prevent the axle from twisting which can lead to broken...
Wehrli Universal Traction Bar 68in Long - Gloss Black
$715.00
$693.55
WCFWCF100839-GB
GMC | Chevy
Suspension
Suspension Arms & Components
Traction bars are a necessary upgrade when increasing the horsepower on your truck to prevent the axle from twisting which can lead to broken...
Wehrli Universal Traction Bars 68in. Long - Semi-Gloss Black
$725.00
WCFWCF100839-SGB
GMC | Chevy
Suspension
Suspension Arms & Components
Traction bars are a necessary upgrade when increasing the horsepower on your truck to prevent the axle from twisting which can lead to broken...