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4" Intake Kits 4" Intake Kits Learn More
Intercooler Pipes Intercooler Pipes Learn More
Down Pipes & Up Pipes Down Pipes & Up Pipes Learn More
3" Y-Bridge Kits 3" Y-Bridge Kits Learn More
Coolant Tank Kits and Coolant Pipes Coolant Tank Kits and Coolant Pipes Learn More
Engine Dress Up Engine Dress Up Learn More
Exterior Exterior Learn More
Gauges & Monitors Gauges & Monitors Learn More
Side by Side (SXS/UTV) Parts Side by Side (SXS/UTV) Parts Learn More
Suspension and Chassis Suspension and Chassis Learn More
Fuel Systems Fuel Systems Learn More
Turbo Kits Turbo Kits Learn More

Featured Products

2015-2019 Chevrolet Silverado 2500/3500HD Lower Valance Filler Panel with Tow Hook Cutouts
Price: $209.00
2015-2019 GM 2500/3500HD Truck 3/4 in. Front Bumper Spacer Kit
Price: $229.00
2020-2021 GM 2500/3500HD Truck 3/4 in. Front Bumper Spacer Kit
Price: $179.00
With Logo - Fine Texture Black WCF100392
2020-2021 GMC 2500/3500HD Fender Flare Billet Marker Light Delete Kit
Price: $249.00
2017-2019 L5P Duramax Transmission Cooler Thermostat Bypass Plug
Price: $55.00
2020-2021 L5P Duramax 3.5" Passenger (Cold) Side Intercooler Pipe Kit
Price: $339.00
1998-2021 5.9L and 6.7L Cummins Billet Aluminum Brake Master Cylinder Cap, Clear Anodized
Price: $35.00
Fine Texture Black - Front
2001-2010 GM 2500/3500 HD Lower Splash Shield Kit
Price: $259.00
2001-2016 Duramax Billet Exhaust Manifolds
Price: $1,329.00
2001-2021 Duramax Billet Aluminum Oil Fill Cap, Black Anodized
Price: $49.00
WCFab Red / Illusion Cherry
2003-2005 5.9L Cummins WCFab X D&J Precision Billet Valve Cover
Price: $595.00
2003-2009 Cummins Upper Coolant Pipe
Price: $139.00
2004.5-2021 5.9L and 6.7L Cummins Brake Master Cylinder Reservoir Cover
Price: $149.00
2006-2010 LBZ/LMM Duramax Passenger Side Intercooler Outlet Elbow Kit
Price: $209.00
Kingsport Grey
2006-2010 LBZ/LMM Duramax Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit
Price: $399.00
Candy Blue
2006-2021 5.9L and 6.7L Cummins WCFab X D&J Precision Billet Valve Cover
Price: $595.00
Fine Texture Black - Front
2011-2019 GM 2500/3500 HD Lower Splash Shield Kit
Price: $259.00
WCFab Red
2013-2015 6.7L Cummins Upper Coolant Pipe for Dual Radiator
Price: $199.00
WCFab Red / Illusion Cherry
2013-2018 6.7L Cummins Driver & Passenger Side 3.5" Intercooler Pipe Kit
Price: $499.00
WCFab Red
2013-2018 6.7L Cummins Driver Side 3.5" Intercooler Pipe Kit
Price: $259.00
Fine Texture Black
2015-2019 LML/L5P Duramax GMC Sierra Bumper Grille
Price: $119.00
2017-2019 & 2020+ Long Bed L5P Duramax Fuel Filter Housing Kit
Price: $229.00
WCFab Red (Illusion Cherry)
2017-2019 L5P Duramax 4" Intake Kit with Air Box Stage 2
Price: $724.00
2017-2021 L5P Duramax Stealth 67mm Drop In VGT
Price: $3,600.00
2019+ Honda Talon Billet Aluminum Hub Cap Kit for OEM Wheels
Price: $59.00
Black Anodized
2019+ Honda Talon R Billet Lower High Clearance Radius Rod Kit
Price: $530.00
Talon Red
2019+ Honda Talon X Billet Lower High Clearance Radius Rod Kit
Price: $499.00
Talon Red (-TNR)
2019+ Honda Talon X/R 2 Seat Rock Sliders
Price: $645.00
Talon Red (-TNR)
2019+ Honda Talon X/R 2 Seat Tree Kickers
Price: $645.00
Fine Texture Black
2019+ Honda Talon X/R Front Bumper with Fair Lead Mount
Price: $549.00
Fine Texture Black
2019+ Honda Talon X/R Lower Front Door Kit
Price: $219.00
2019-2021 6.7L Cummins Upper Coolant Pipe
Price: $139.00
2020-2021 Duramax 60" Traction Bar Kit (RCLB/CCSB/DCSB)
Price: $919.00
Fine Texture Black - Front
2020-2021 GM 2500/3500 HD Lower Splash Shield Kit
Price: $259.00
2020-2021 L5P Duramax 3" Driver (Hot) Side Intercooler Pipe Kit
Price: $299.00
2020-2021 L5P Duramax 3.5" Turbo Intake Horn
Price: $219.00
Cajun Red
2020-2021 L5P Duramax 4" Intake Kit with Air Box
Price: $599.00
Cajun Red
2020-2021 L5P Duramax Rear Differential Cover
Price: $354.00
2020-2021 L5P Duramax Upper Coolant Pipe Kit
Price: $149.00
5.9L and 6.7L Cummins Individual Runner Billet Intake Manifold
Price: $2,395.00
Chemical Guys Hybrid V07 Optical Select High-Gloss Spray Sealant & Quick Detailer, 16 fl oz
Price: $17.99
Chemical Guys Meticulous Matte Detailer and Spray Sealant, 16 fl oz
Price: $9.99
Exergy Performance Winter Diesel Fuel Additive
Price: $5.00
Fass High Output Heater Disk
Price: $151.05
Men's Flannel - Grey with Red Buffalo Plaid Accents, Limited Edition
Was: $65.00
Sale: $55.00
Men's Flannel - Red, White & Blue Plaid, Limited Edition
Price: $60.00

Welcome to Wehrli Custom Fabrication Inc.

Thanks to our satisfied growing customer base of enthusiasts like yourself, Wehrli Custom Fabrication has continued to make a distinct footprint in the ever-growing, competitive, diesel performance industry. Leading the way in product development and new ideas for several years, we continue to strive and excel in offering the latest and greatest products for your truck. Whether you use your truck for work, play, performance, or racing, you can trust US to exceed YOUR expectations.

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Wehrli Custom Fabrication Inc.