WEHRLI CUSTOM FABRICATION
Wehrli Custom Fabrication Inc. specializes in high-performance diesel upgrades and custom metal fabrication. With a focus on quality, fitment, performance, and customer service, WCFab offers a wide range of MADE IN THE USA turbo kits and custom performance parts for Duramax, Powerstroke, and Cummins Diesel trucks. Whether you use your truck for work, play, or competition, Wehrli Custom Fabrication has the products you need to enhance your diesel truck's performance.
Some of the top products in this category include the WEHRLI WCF100023 01-04 CHEVROLET 6.6L LB7 DURAMAX FUEL PRESSURE RELIEF VALVE DELETE KIT, WEHRLI WCF100024 01-16 CHEVROLET 6.6L DURAMAX VALLEY CP3 BLOCK OFF PLATE, and WEHRLI WCF100096 11-16 CHEVROLET 6.6L LML DURAMAX TURBO RESONATOR BILLET BLOCK OFF PLATE. Additionally, products like the WEHRLI WCF100229 01-05 & 11-16 CHEVROLET 6.6L DURAMAX HIGH FLOW RAIL FITTING and the WEHRLI WCF100271 01-16 CHEVROLET 6.6L DURAMAX TWIN CP3 PULLEY DEEP OFFSET provide options for those looking to further customize their diesel trucks.
When you choose Wehrli Custom Fabrication, you can trust that you are getting top-of-the-line products designed to enhance the performance of your diesel truck. Upgrade your Duramax, Powerstroke, or Cummins Diesel truck with the best parts in the industry from Wehrli Custom Fabrication.
Some of the top products in this category include the WEHRLI WCF100023 01-04 CHEVROLET 6.6L LB7 DURAMAX FUEL PRESSURE RELIEF VALVE DELETE KIT, WEHRLI WCF100024 01-16 CHEVROLET 6.6L DURAMAX VALLEY CP3 BLOCK OFF PLATE, and WEHRLI WCF100096 11-16 CHEVROLET 6.6L LML DURAMAX TURBO RESONATOR BILLET BLOCK OFF PLATE. Additionally, products like the WEHRLI WCF100229 01-05 & 11-16 CHEVROLET 6.6L DURAMAX HIGH FLOW RAIL FITTING and the WEHRLI WCF100271 01-16 CHEVROLET 6.6L DURAMAX TWIN CP3 PULLEY DEEP OFFSET provide options for those looking to further customize their diesel trucks.
When you choose Wehrli Custom Fabrication, you can trust that you are getting top-of-the-line products designed to enhance the performance of your diesel truck. Upgrade your Duramax, Powerstroke, or Cummins Diesel truck with the best parts in the industry from Wehrli Custom Fabrication.
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WEHRLI WCF100486 2004.5-2007 5.9L CUMMINS S400 HIGH MOUNT 2ND GEN SWAP KIT
WEHRLI CUSTOM FABRICATION
$1,337.63The WEHRLI WCF100486 2004.5-2007 5.9L CUMMINS S400 HIGH MOUNT 2ND GEN SWAP KIT is a cutting-edge solution for upgrading your 2004.5-2007 5.9 Cummins engine with an S400 based Turbo, in conjunction with a 2nd Gen Style Exhaust Manifold. This kit comes...$1,337.63 -
WEHRLI WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT
WEHRLI CUSTOM FABRICATION
$2,424.03The WEHRLI WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT provides an easy and efficient way to install an S300-based Turbo on your LB7 Duramax with its high-quality components and expert design. With the kit, you can replace all OEM...$2,424.03 -
WEHRLI WCF100475 2004.5-2007 5.9L CUMMINS S300 HIGH MOUNT 2ND GEN SWAP KIT
WEHRLI CUSTOM FABRICATION
$1,337.63The WEHRLI WCF100475 2004.5-2007 5.9L Cummins S300 High Mount 2nd Gen Swap Kit is the ultimate solution for enhancing your 2004.5-2007 5.9 Cummins engine with an S300 based Turbo. Specifically designed for effortless installation, this kit includes all...$1,337.63 -
WEHRLI WCF100429 01-16 CHEVROLET 6.6L DURAMAX TWIN CP3 PULLEY DEEP OFFSET - RAW FINISH
WEHRLI CUSTOM FABRICATION
$295.85The WEHRLI WCF100429 01-16 Chevrolet 6.6L Duramax Twin CP3 Pulley Deep Offset in Raw Finish is a top-of-the-line accessory designed to enhance the performance of your Chevrolet vehicle. Crafted from high-quality billet aluminum, this CP3 pulley boasts...$295.85 -
WEHRLI WCF100358 UNIVERSAL T4 SPACER PLATE KIT 1.5IN W/STUDS & GASKETS
WEHRLI CUSTOM FABRICATION
$139.68Enhance the performance of your vehicle with the WEHRLI WCF100358 Universal T4 Spacer Plate Kit. This robust kit features a 1 1/2" thick steel divided T4 spacer plate, expertly ceramic coated in sleek black for durability and optimal heat resistance...$139.68 -
WEHRLI WCF100349 2001-2004 LB7 DURAMAX DRIVER (HOT) SIDE 3" INTERCOOLER PIPE KIT
WEHRLI CUSTOM FABRICATION
$280.33The WEHRLI WCF100349 2001-2004 LB7 DURAMAX DRIVER SIDE 3" INTERCOOLER PIPE KIT is a premium aftermarket component designed to enhance the performance of your vehicle. This kit includes a single 3" driver side intercooler pipe crafted to replace the...$280.33 -
WEHRLI WCF100342 01-04 CHEVROLET 6.6L LB7 DURAMAX 3.5IN INTAKE HORN
WEHRLI CUSTOM FABRICATION
$131.92The WEHRLI WCF100342 01-04 CHEVROLET 6.6L LB7 DURAMAX 3.5IN INTAKE HORN is a high-quality 3 1/2" Turbo Intake Horn designed specifically for the 2001-2004 LB7 Duramax trucks. This intake horn is compatible with both the factory IHI Turbo as well as...$131.92 -
WEHRLI WCF100333 2003-2007 6.0 POWERSTROKE 4" INTAKE KIT
WEHRLI CUSTOM FABRICATION
$411.28The WEHRLI WCF100333 2003-2007 6.0 Powerstroke 4" Intake Kit is the ultimate upgrade for your 2003-2007 Ford 6.0L Powerstroke engine. This high-flow intake kit is specifically designed for the factory-style turbo, ensuring optimal performance and...$411.28 -
WEHRLI WCF100271 01-16 CHEVROLET 6.6L DURAMAX TWIN CP3 PULLEY DEEP OFFSET - BLACK ANODIZED FINISH
WEHRLI CUSTOM FABRICATION
$310.40Enhance the performance of your Chevrolet 6.6L Duramax engine with the WEHRLI WCF100271 Twin CP3 Pulley. Designed for 01-16 Chevrolet models, this pulley features a deep offset design to optimize the functioning of the twin CP3 injection pumps in your...$310.40 -
WEHRLI WCF100269 11-16 CHEVROLET 6.6L DURAMAX FASS FUEL SYSTEM RELOCATION BRACKET (CREW CAB ONLY)
WEHRLI CUSTOM FABRICATION
$101.85The WEHRLI WCF100269 11-16 CHEVROLET 6.6L DURAMAX FASS FUEL SYSTEM RELOCATION BRACKET is the perfect solution for relocating your FASS fuel system in your 2011-2016 LML Crew Cab Duramax. Designed to move the FASS fuel system underneath the truck, just...$101.85 -
WEHRLI WCF100265 01-10 CHEVROLET 6.6L DURAMAX FASS FUEL SYSTEM RELOCATION BRACKET (CREW CAB ONLY)
WEHRLI CUSTOM FABRICATION
$92.15The WEHRLI WCF100265 01-10 Chevrolet 6.6L Duramax Fass Fuel System Relocation Bracket is a reliable and durable mounting solution for LB7, LLY, LBZ, and LMM Crew Cab Duramax models from 2001 to 2010. This innovative bracket is designed to relocate the...$92.15 -
WEHRLI WCF100248 11-16 CHEVROLET 6.6L LML DURAMAX TWIN CP3 KIT W/RAW PULLEY
WEHRLI CUSTOM FABRICATION
$1,353.15Enhance the performance of your 2011-2016 Chevrolet 6.6L LML Duramax engine with the WEHRLI WCF100248 Twin CP3 Pump Kit. This innovative kit allows you to effortlessly install a second high-pressure CP3 pump (sold separately) next to your AC compressor,...$1,353.15 -
WEHRLI WCF100247 06-10 CHEVROLET 6.6L LBZ/LMM DURAMAX TWIN CP3 KIT W/RAW PULLEY
WEHRLI CUSTOM FABRICATION
$1,256.15The WEHRLI WCF100247 06-10 CHEVROLET 6.6L LBZ/LMM DURAMAX TWIN CP3 KIT W/RAW PULLEY is a game-changing solution for enhancing your 2006-2010 LBZ/LMM Duramax engine's performance. This comprehensive kit empowers you to mount an additional high-pressure...$1,256.15 -
WEHRLI WCF100246 04.5-05 CHEVROLET 6.6L LLY DURAMAX TWIN CP3 KIT W/RAW PULLEY
WEHRLI CUSTOM FABRICATION
$1,256.15The WEHRLI WCF100246 04.5-05 CHEVROLET 6.6L LLY DURAMAX TWIN CP3 KIT W/RAW PULLEY is a high-performance upgrade for your 2004.5-2005 LLY Duramax engine, designed to boost power and efficiency. By incorporating a second high-pressure CP3 pump (available...$1,256.15 -
WEHRLI WCF100245 01-04 CHEVROLET 6.6L LB7 DURAMAX TWIN CP3 KIT W/RAW PULLEY
WEHRLI CUSTOM FABRICATION
$1,256.15Enhance the performance of your 2001-2004 LB7 Chevrolet 6.6L Duramax engine with the WEHRLI WCF100245 Twin CP3 Pump Kit. Designed to cater to the needs of diesel enthusiasts and high-powered builds, this kit provides the option to mount a secondary...$1,256.15 -
WEHRLI WCF100234 11-16 CHEVROLET 6.6L LML DURAMAX TWIN CP3 KIT W/BLACK ANODIZED PULLEY
WEHRLI CUSTOM FABRICATION
$1,353.15The WEHRLI WCF100234 11-16 CHEVROLET 6.6L LML DURAMAX TWIN CP3 KIT W/BLACK ANODIZED PULLEY is the ultimate solution for enhancing the performance of your 2011-2016 LML Duramax engine. This innovative Twin CP3 Pump Kit allows you to install a second...$1,353.15 -
WEHRLI WCF100233 06-10 CHEVROLET 6.6L LBZ/LMM DURAMAX TWIN CP3 KIT W/BLACK ANODIZED PULLEY
WEHRLI CUSTOM FABRICATION
$1,256.15The WEHRLI WCF100233 Twin CP3 Pump Kit for 06-10 Chevrolet 6.6L LBZ/LMM Duramax engines is a powerhouse addition to your vehicle's fuel system. Designed to accommodate a second high-pressure CP3 pump (sold separately), this kit is crafted to enhance the...$1,256.15 -
WEHRLI WCF100232 04.5-05 CHEVROLET 6.6L LLY DURAMAX TWIN CP3 KIT W/BLACK ANODIZED PULLEY
WEHRLI CUSTOM FABRICATION
$1,256.15The WEHRLI WCF100232 04.5-05 CHEVROLET 6.6L LLY DURAMAX TWIN CP3 KIT W/BLACK ANODIZED PULLEY is a precision-engineered solution designed to enhance the performance of your 2004.5-2005 LLY Duramax engine. With this twin CP3 pump kit, you can easily...$1,256.15 -
WEHRLI WCF100231 01-04 CHEVROLET 6.6L LB7 DURAMAX TWIN CP3 KIT W/BLACK ANODIZED PULLEY
WEHRLI CUSTOM FABRICATION
$1,256.15The WEHRLI WCF100231 01-04 CHEVROLET 6.6L LB7 DURAMAX TWIN CP3 KIT W/BLACK ANODIZED PULLEY is the ultimate solution for those looking to maximize the potential of their 2001-2004 LB7 model trucks. This Twin CP3 Pump Kit allows you to add a second...$1,256.15 -
WEHRLI WCF100230 04.5-10 CHEVROLET 6.6L DURAMAX HIGH FLOW RAIL FITTING (LONG)
WEHRLI CUSTOM FABRICATION
$59.17Enhance the performance of your Chevrolet 6.6L Duramax engine with the WEHRLI WCF100230 High Flow Rail Fitting. Specifically designed for the LLY, LBZ, and LMM models, this stainless steel rail fitting is engineered to optimize fuel delivery and...$59.17 -
WEHRLI WCF100229 01-05 & 11-16 CHEVROLET 6.6L DURAMAX HIGH FLOW RAIL FITTING (SHORT)
WEHRLI CUSTOM FABRICATION
$37.83The WEHRLI WCF100229 High Flow Rail Fitting is designed to enhance the performance of your 01-05 and 11-16 Chevrolet 6.6L Duramax engine. Specifically tailored for LB7 & LLY or LML fuel rails, this high-quality stainless steel fitting is a powerful...$37.83 -
WEHRLI WCF100121 11-15 CHEVROLET 6.6L LML DURAMAX 3IN DOWN PIPE (V-BAND STYLE)
WEHRLI CUSTOM FABRICATION
$212.43Enhance the performance of your Chevrolet 6.6L LML Duramax engine with the WEHRLI WCF100121 11-15 3" Down Pipe. This top-of-the-line down pipe is designed to replace the restrictive crushed factory down pipe, allowing for improved exhaust flow and...$212.43 -
WEHRLI WCF100120 04.5-10 CHEVROLET 6.6L LLY/LBZ/LMM DURAMAX 3IN DOWN PIPE
WEHRLI CUSTOM FABRICATION
$179.45The WEHRLI WCF100120 04.5-10 CHEVROLET 6.6L LLY/LBZ/LMM DURAMAX 3IN DOWN PIPE is a game-changer for Chevrolet Silverado and GMC Sierra 2500/3500 HD truck owners looking to boost their vehicle's performance. This high-quality downpipe is designed to...$179.45 -
WEHRLI WCF100119 01-04 CHEVROLET 6.6L LB7 DURAMAX 3IN DOWN PIPE
WEHRLI CUSTOM FABRICATION
$222.13Enhance the performance of your 01-04 Chevrolet 6.6L LB7 Duramax with the WEHRLI WCF100119 3-inch Downpipe. Specifically designed for use with the OEM charger or Stealth series Drop in, this downpipe is a game-changer when it comes to optimizing your...$222.13 -
WEHRLI WCF100118 UNIVERSAL T4 SPACER PLATE KIT 0.5IN W/STUDS & GASKETS
WEHRLI CUSTOM FABRICATION
$79.54The WEHRLI WCF100118 Universal T4 Spacer Plate Kit offers top-notch quality and performance for your vehicle's exhaust system. Crafted from 1/2" thick steel, this divided T4 spacer plate is built to last and enhance your engine's efficiency. The ceramic...$79.54 -
WEHRLI WCF100096 11-16 CHEVROLET 6.6L LML DURAMAX TURBO RESONATOR BILLET BLOCK OFF PLATE
WEHRLI CUSTOM FABRICATION
$42.68The WEHRLI WCF100096 11-16 CHEVROLET 6.6L LML DURAMAX TURBO RESONATOR BILLET BLOCK OFF PLATE is a game-changer in engine bay cleanliness and performance enhancement. Say goodbye to the bulky plastic resonator connected to your intake and welcome the...$42.68 -
WEHRLI WCF100024 01-16 CHEVROLET 6.6L DURAMAX VALLEY CP3 BLOCK OFF PLATE
WEHRLI CUSTOM FABRICATION
$66.93Enhance the performance of your 2001-2016 Chevrolet 6.6L Duramax engine with the WEHRLI WCF100024 Billet CP3 Block Off Plate. Crafted to precision, this block off plate is designed to securely seal the valley CP3 pump, optimizing the efficiency of your...$66.93 -
WEHRLI WCF100023 01-04 CHEVROLET 6.6L LB7 DURAMAX FUEL PRESSURE RELIEF VALVE DELETE KIT
WEHRLI CUSTOM FABRICATION
$66.93The WEHRLI WCF100023 01-04 Chevrolet 6.6L LB7 Duramax Fuel Pressure Relief Valve Delete Kit is the ultimate solution for clearing larger Y-bridges by removing the High Pressure Fuel Relief Valve on top of an LB7 intake runner. This comprehensive kit...$66.93