Wehrli Custom Fabrication - WCFab » 2021, Chevrolet / GMC, 6.6L Duramax

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  • (X) Year: 2021
  • (X) Make: Chevrolet / GMC
  • (X) Model: 6.6L Duramax

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Items 1-60 of 200
Description: - Fits 2020-2024 GM 2500/3500 HD including AT4 - 2" Adjustable Leveling Kit Forged Torsion Keys with shock spacers, differential spacers and longer hardware - Allows for 20x9 +18 or 0 offset -...More Details »
Item #: 66-3020
Condition: New
Price: $229.95

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Description: - 6" Big Lift Kit - Made to fit 2020-2023 GM 2500HD/3500HD 4WD and AT4 Models - Complete front/rear off road suspension system - Includes (4) Falcon 1.1 Monotube Shocks - Allows for up to 37"...More Details »
Item #: 44-30620
Condition: New
$250 Flat Rate LTL Shipping On ReadyLift Lift Kits - Continental US Only - Appears as Handling Charge during checkout
Free Ground Shipping
Price: $2,699.95


Description: - 2020-2023 GM 2500/3500 HD including AT4 - 3" Front/ 2" Rear SST Lift Kit - SST lift specific Forged Torsion Keys with front/rear shock extensions, differential spacers, new longer bump stops...More Details »
Item #: 69-3030
Condition: New
Price: $449.95

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Description: - 3" Front/ 1" Rear SST Lift Kit - Fits 2020-2024 MY GM HD 2500/3500 - SST lift-specific Forged Torsion Keys - Front and rear Falcon 1.1 Monotube series shocks - Xtreme-Duty fabricated 4130...More Details »
Item #: 69-30320
Condition: New
Price: $1,499.95

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Description: - Yields 12-inches of front lift - Deaver leaf pack with Cognito Block and U-Bolt Kit yields 9-inches of rear - SM Series Upper Control Arms - SM Series Compression Struts - Patented Pitman and...More Details »
Item #: 210-P1178
Condition: New
$120 Flat Rate LTL Freight Shipping On Cognito Lift Kits - Lower 48 States Only - Appears as Handling Charge during checkout
Free Ground Shipping
Price: $10,383.42


Description: - Yields 12-inches of front lift - Deaver leaf pack with Cognito Block and U-Bolt Kit yields 9-inches of rear - SM Series Upper Control Arms - SM Series Compression Struts - Patented Pitman and...More Details »
Item #: 210-P1035
Condition: New
$120 Flat Rate LTL Freight Shipping On Cognito Lift Kits - Lower 48 States Only - Appears as Handling Charge during checkout
Free Ground Shipping
Price: $8,589.35


Description: -Cognito Ball Joint SM Series Upper Control Arm Kit -Cognito Pitman and Idler Arm Support Kit -Cognito Torsion Bar Adjuster Key Kit -Fox 2.5 Performance Elite Series Reservoir Shocks -3-inches...More Details »
Item #: 210-P0930
Condition: New
Price: $4,249.78


Description: - Yields 3-inches of front lift - Cognito Ball Joint SM Series Upper Control Arm Kit - Cognito Pitman and Idler Arm Support Kit - Cognito Torsion Bar Adjuster Key Kit - Elka 2.5 Reservoir...More Details »
Item #: 210-P1129
Condition: New
$120 Flat Rate Ground Shipping On Cognito Lift Kits - Continental US Only - Appears as Handling Charge during checkout
Free Ground Shipping
Price: $4,249.84


Description: -Cognito Ball Joint SM Series Upper Control Arm Kit -Cognito Pitman and Idler Arm Support Kit -Cognito Torsion Bar Adjuster Key Kit -King 2.5 Reservoir Shocks with compression adjusters...More Details »
Item #: 510-P0931
Condition: New
$120 Flat Rate Ground Shipping On Cognito Lift Kits - Continental US Only - Appears as Handling Charge during checkout
Free Ground Shipping
Price: $3,942.88


Description: - Yields 4-inches of front lift and 2 inches of rear lift - Cognito Block and U-Bolt Kit - SM Series Ball Joint Upper Control Arms - Patented Pitman and Idler Arm Support Kit - Elka 2.5...More Details »
Item #: 210-P1151
Condition: New
$120 Flat Rate LTL Freight Shipping On Cognito Lift Kits - Lower 48 States Only - Appears as Handling Charge during checkout
Free Ground Shipping
Price: $6,941.55


Description: -Yields 4-inches of front lift -Cognito Block and U-Bolt Kit yields 2-inches of rear lift -SM Series Ball Joint Upper Control Arms -Patented Pitman and Idler Arm Support Kit -Fox 2.0...More Details »
Item #: 110-P0896
Condition: New
10-15 Business Days Lead Time for Powder Coat
$120 Flat Rate LTL Freight Shipping On Cognito Lift Kits - Lower 48 States Only - Appears as Handling Charge during checkout
Free Ground Shipping
Price: $5,147.48


Description: - 4” Front Lift Components - 2” Rear Lift Block and U-Bolts - FOX 2.0 Performance Series IFP Monotube Shocks - Maintains Adequate Droop Travel for Superior Ride Quality - Allows for up to a...More Details »
Item #: 110-P0890
Condition: New
$120 Flat Rate LTL Freight Shipping On Cognito Lift Kits - Lower 48 States Only - Appears as Handling Charge during checkout
Free Ground Shipping
Price: $3,711.46


Description: - Yields 7-inches of front lift - Deaver leaf pack with Cognito Block and U-Bolt kit yields 5-inches of rear lift - SM Series Ball Joint Upper Control Arms - SM Series Compression Struts -...More Details »
Item #: 210-P1184
Condition: New
$120 Flat Rate LTL Freight Shipping On Cognito Lift Kits - Lower 48 States Only - Appears as Handling Charge during checkout
Free Ground Shipping
Price: $9,491.17


Description: - Yields 7-inches of front lift - Cognito Block and U-Bolt Kit Yields 5-inches of Rear Lift - SM Series Ball Joint Upper Control Arms - Stainless Steel extended brake lines - SM Series...More Details »
Item #: 110-P1033
Condition: New
$120 Flat Rate LTL Freight Shipping On Cognito Lift Kits - Lower 48 States Only - Appears as Handling Charge during checkout
Free Ground Shipping
Price: $6,412.37


Description: - Yields 7-inches of front lift - Cognito Block and U-Bolt Kit Yields 5-inches of Rear Lift - SM Series Ball Joint Upper Control Arms - SM Series Compression Struts - Stainless Steel extended...More Details »
Item #: 210-P1183
Condition: New
$120 Flat Rate LTL Freight Shipping On Cognito Lift Kits - Lower 48 States Only - Appears as Handling Charge during checkout
Free Ground Shipping
Price: $8,206.44


Description: - Yields 7-inches of front lift - Cognito Block and U-Bolt Kit Yields 5-inches of Rear Lift - Stainless Steel extended brake lines - Fox 2.0 Performance Series Monotube Shocks - SM Series...More Details »
Item #: 110-P1032
Condition: New
$120 Flat Rate LTL Freight Shipping On Cognito Lift Kits - Lower 48 States Only - Appears as Handling Charge during checkout
Free Ground Shipping
Price: $4,976.35


Description: -Yields 3-inches of front lift -Improves vehicle appearance and reduces nose-down rake -Maintains adequate droop travel to retain ride quality -Fits up to a 35x12.5-inch tire on a 9-inch wide...More Details »
Item #: WCF-110-P0779
Condition: New
10-15 Business Day Lead Time
Price: $1,669.73


Description: -Yields 3-inches of front lift -Cognito Block and U-Bolt Kit yields 1-inch of rear lift -Improves vehicle appearance and reduces nose-down rake -Maintains adequate droop travel to retain ride...More Details »
Item #: WCF-110-P0883
Condition: New
10-15 Business Day Lead Time
Price: $1,869.68


Description: -Yields 3-inches of front lift -Cognito Ball Joint SM Series Upper Control Arm Kit -Cognito Pitman and Idler Arm Support Kit -Cognito Torsion Bar Adjuster Key Kit -Fox 2.0 Performance Series...More Details »
Item #: WCF-110-P0929
Condition: New
10-15 Business Day Lead Time
Price: $2,429.68


Description: -Pre-installed maitenance free ball joints -Corrected ball joint angle -Added caster -Powder coated semi-gloss black -Polyurethane bushings -Made in The USA
Item #: 110-90910 (Cognito Black) / 110-91146 (Custom Color)
Condition: New
10-15 Business Days Lead Time for Powder Coat
Price: $649.95


Description: WCFab recommends Chemical Guys Hybrid V07 Optical Select High-Gloss Spray Sealant and Quick Detailer to clean, protect, and maintain our gloss single and two coat custom powder finishes
Item #: WAC_808_16
Condition: New
In Stock. Ships in 3-5 business days.
Price: $19.99
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Description: WCFab recommends Chemical Guys Meticulous Matte Detailer to clean, protect, and maintain our Frost powder coat finishes
Item #: SPI_995_16
Condition: New
In Stock. Ships in 3-5 business days.
Price: $12.99
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Description: - 2oz. treats 25 gallons of diesel fuel - Highest Lubricity additive on the market - Beat 17 competitors in HFRR test - Highest Level “A” rating in NACE Corrosion Test - Protects against...More Details »
Item #: E09 00004, E09 00006
Condition: New
In Stock. Ships in 3-5 business days.
Price: $6.00

Description: - 1oz. treats 8 gallons of diesel fuel - Prevents fuel line freeze ups down to -40 degrees Fahrenheit - Lowers pour point to -65 degrees Fahrenheit - Lowers cold filter plugging point by 20...More Details »
Item #: E09 00014, E09 00016
Condition: New
In Stock. Ships in 3-5 business days.
Price: $5.00

NEW!
Description: - Recommended for trucks with stock or basic bolt on parts - In-vehicle ECM/TCM unlock - Adds up to 125hp/275tq to the tires at Peak RPM's - Monitor displays important data like Soot, Miles...More Details »
Item #: 85400-261
Condition: New
This Product Cannot Ship to the State of California
Price: $979.95
Sale: $881.95
Save: 10%
Save: $98.00


Description: All Clean+ is a versatile all-purpose cleaner that cuts through all levels of dirt, grease, and grime with the power of natural citrus inside, outside, or even underneath your vehicle!
Item #: CLD_101_16
Condition: New
In Stock. Ships in 3-5 business days.
Price: $11.99
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Description: Observe and understand your vehicle parameters using Edge state-of-the-art technology. The Edge Insight CTS3 delivers unmatched monitoring capability for any OBD II vehicle (1996 or newer). This...More Details »
Item #: 84130-3
Condition: New
Price: $474.95
Sale: $427.95
Save: 10%
Save: $47.00


Description: FASS Fuel Systems Extended Length Extreme Water Separator Filter
Item #: XWS3002XL
Condition: New
Price: $32.30
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Description: FASS Fuel Systems Extended Length Particulate Filter (PF3001XL)
Item #: PF3001XL
Condition: New
Price: $23.75
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Description: FASS FUEL SYSTEMS XWS-3002 EXTREME WATER SEPARATOR (XWS-3002) NEW MORE EFFICIENT EXTREME WATER SEPARATOR IS RATED @ 2 MICRONS ABSOLUTE. THE REASON OUR WATER SEPARATOR NO LONGER HAS A DRAIN IS...More Details »
Item #: XWS-3002
Condition: New
In Stock. Ships in 3-5 business days.
Price: $29.45
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Description: FASS Fuel Systems Fleet Filter Pack XL
Item #: FLP3000XL
Condition: New
Price: $168.15

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Description: FASS Fuel Systems Filter Pack XL
Item #: FP3000XL
Condition: New
Price: $56.05

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Description: FASS FUEL SYSTEMS PF-3001 PARTICULATE FILTER (PF-3001) NEW PARTICULATE FILTER IS RATED @ 144 MICRONS. THE 144 MICRON PARTICULATE FILTER ON THE SUCTION SIDE WILL DRASTICALLY REDUCE CAVITATION,...More Details »
Item #: PF-3001
Condition: New
In Stock. Ships in 3-5 business days.
Price: $20.90
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Description: FASS FUEL SYSTEMS DIESEL FUEL TITANIUM SERIES ELECTRIC HEATER KIT (HK-1001)
Item #: HK-1001
Condition: New
Free Ground Shipping
Price: $160.55


Description: FASS TITANIUM/TITANIUM SIGNATURE SERIES DUAL ELECTRIC HEATER KIT SPLITTER
Item #: HKS-1001
Condition: New
Price: $37.05
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Description: - Plug and Play Installation - Fits Double and Crew Cab Chevy Silverado and GMC Sierra 2500/3500 Diesel - Includes Mounting Hardware - Requires Drilling
Item #: 76254-01A
Condition: New
$12 Flat Rate Fedex Ground Shipping On AMP Research Steps - Continental US Only - Appears as Handling Charge during checkout
Free Ground Shipping
Price: $1,799.99

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Description: - Replaces failure prone plastic factory GM Heater Core Firewall Coolant Fitting - Billet direct-fit replacement with 5/8" barb connection - More resistant to heat and vibration - Double O-ring...More Details »
Item #: WCF100155
Condition: New
In Stock. Ships in 3-5 business days.
Price: $41.00
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Description: - CNC Machined Billet Cap is a direct OEM Replacement not a cover - Includes new diaphragm seal - Made in USA - Black Anodized Finish - Installs in seconds - Compatible with LB7, LLY, LBZ, LMM, LML, and L5P Duramax Equipped Trucks
Item #: WCF100216
Condition: New
In Stock. Ships in 3-5 business days.
Price: $44.00
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Description: - CNC Machined Billet Cap is a direct OEM Replacement not a cover - Includes new diaphragm seal - Made in USA - Clear Anodized Finish - Installs in seconds - Compatible with LB7, LLY, LBZ, LMM, LML, and L5P Duramax Equipped Trucks
Item #: WCF100215
Condition: New
In Stock. Ships in 3-5 business days.
Price: $44.00
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Description: Correct replacement sensor for WCFab Fabricated Coolant Tanks designed for LB7, LLY, LBZ, LMM and L5P Duramax trucks
Item #: WCF206-19
Condition: New
In Stock. Ships in 3-5 business days.
Price: $49.00
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Description: - Fixes coolant leaks common to OE covers over time - Integral square cut o-ring - CNC Machined Billet Aluminum Construction - Made in USA
Item #: FPE-DMAX-CBOP
Condition: New
Price: $55.00

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Description: -CNC Machined Billet Aluminum GM factory oil cap filler neck replacement -Matches WCFab Billet Aluminum Coolant Tank and Brake Reservoir Caps -Includes o-ring seal -Machined cam lock -Black...More Details »
Item #: WCF100443
Condition: New
In Stock. Ships in 3-5 business days.
Price: $51.00

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Description: -CNC Machined Billet Aluminum GM factory oil cap filler neck replacement -Matches WCFab Billet Aluminum Coolant Tank and Brake Reservoir Caps -Includes o-ring seal -Machined cam lock -Clear...More Details »
Item #: WCF100442
Condition: New
In Stock. Ships in 3-5 business days.
Price: $51.00

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Description: - Installs in minutes - Allows low beams and fog lamps to stay on when your high beams are active for better nighttime visibility in rural areas - Low beams and Fogs operate normally when High Beams are not on
Item #: FPE-ALO
Condition: New
Price: $21.95
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Description: - Extreme Duty Tie Rod And Center Link Kit For 2011-2024 GM 2500HD / 3500HD 2WD/4WD trucks. - Alloy Steel Extreme Duty Center Link - Converts the stock style inner tie rod joint from a ball and...More Details »
Item #: 110-90940
Condition: New
Price: $729.95

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Description: - Reduces front-end sag and sway - Comfortable ride, loaded or unloaded - DIY installation - Zero post-installation maintenance - Rated Capacity: 8000 lbs - Overall kit height = 3.25” - 4 x...More Details »
Item #: GMFK25D
Condition: New
Price: $269.36

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Description: - Reduces sag, sway, and roll when towing and hauling - Comfortable ride, loaded or unloaded - DIY installation - Zero post-installation maintenance - Rated Capacity: 8600 lbs - Overall kit...More Details »
Item #: GMRCK25D
Condition: New
Price: $269.36

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Description: • Greatly improves handling • Improves fuel mileage • Increases steering component and tire life • Reduces lane wandering and driver fatigue • Utility patent • Uses F.K. Rod Ends...More Details »
Item #: 110-90772
Condition: New
Price: $259.95

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Description: - Compatible with OEM Intake Air Temperature Sensor (IAT) used on passenger (cold) side intercooler pipe on 2011-2016 LML and 2017-2025 L5P Duramax engines - M10x1.25 thread pitch - CNC Machined Billet Aluminum - Made in USA
Item #: WCF205-18
Condition: New
In Stock. Ships in 3-5 business days.
Price: $15.00
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Description: - Fits L5P Duramax 2017-2019 Short Bed & Long Bed and 2020-2024 Long Bed (except 2023 & 2024 dually) - Increase fuel filter capacity and amount of time between filter changes - Anodized billet...More Details »
Item #: WCF100361
Condition: New
In Stock. Ships in 3-5 business days.
Price: $245.00

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Description: -Your Choice of Custom Exergy Sportsman, 10mm, 12mm, or 14mm CP3 pump specific to this kit -Billet Aluminum, Black Anodized CP3 Pump Mount Plate -High Pressure Fuel Line -High Pressure Rail...More Details »
Item #: WCF100455, WCF100456, WCF100457, WCF100458
Condition: New
In stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $2,495.00


NEW!
Description: - Repair broken ECM Connectors - Replacement Slider / Tabs Kit - Compatible with 2017-2023 GM L5P Engine Control Modules
Item #: 98108
Condition: New
Price: $49.53
Sale: $44.58
Save: 10%
Save: $4.95
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Description: -Mount Bracket -Zinc primer & Semi gloss black powder coat finish
Item #: WCF100276
Condition: New
In Stock. Ships in 3-5 business days.
Price: $62.00

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Description: - 8 New Modified Injectors - Injector Coppers and O-rings
Item #: E02 10710
Condition: New
This Product cannot ship to the state of California
Price: $4,440.00


Description: - 8 New Modified Injectors - Injector Coppers and O-rings
Item #: E02 10706
Condition: New
This Product cannot ship to the state of California
Price: $3,904.00


Description: - 8 New Modified Injectors - Injector Coppers and O-rings
Item #: E02 10708
Condition: New
This Product cannot ship to the state of California
Price: $4,120.00


Description: -8 New Injectors -Modified 100% flow over OEM -Injector Coppers and O-rings
Item #: L5P-100-SAC
Condition: New
This Product cannot ship to the state of California
Free Ground Shipping
Price: $4,305.60


Description: -8 New Injectors -Modified 150% flow over OEM -Injector Coppers and O-rings
Item #: L5P-150-SAC
Condition: New
This Product cannot ship to the state of California
Free Ground Shipping
Price: $4,903.60


Description: -8 New Injectors -Modified 200% flow over OEM -Injector Coppers and O-rings
Item #: L5P-200-SAC
Condition: New
This Product cannot ship to the state of California
Free Ground Shipping
Price: $5,501.60


Description: -8 New Injectors -Modified 50% flow over OEM -Injector Coppers and O-rings
Item #: L5P-050-SAC
Condition: New
This Product cannot ship to the state of California
Free Ground Shipping
Price: $3,707.60


Items 1-60 of 200

View Universal items for: 2021, Chevrolet / GMC, 6.6L Duramax