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 61-120 of 142
Description: - CNC Machined Billet Aluminum Plug - Black anodized finish with engraved logo - NO Tuning required, bolt on! - Will fit on stock truck no other modifications or upgrades necessary!
Item #: WCF100473
Condition: New
In Stock. Ships in 3-5 business days.
Price: $28.00
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Description: - Fully TIG Welded, CNC machined billet steel exhaust manifolds - Finished in Black Ceramic Coat rated for 1800ºF - Includes new gaskets for manifold to cylinder head, EGR flange, and manifold...More Details »
Item #: WCF100226
Condition: New
In Stock. Ships in 3-5 business days.
This Product Cannot Ship to the State of California
Price: $2,059.00

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Description: - Fully TIG Welded, CNC machined billet steel exhaust manifolds - Finished in Black Ceramic Coat rated for 1800ºF - Includes new gaskets for manifold to cylinder head, EGR flange, and manifold...More Details »
Item #: WCF100373
Condition: New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $1,495.00

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NEW!
Description: - Direct Replacement for OEM Thermostat Housing - Custom Powder Coat Finish - Cleans up engine bay appearance - Completes the look when also running one of our Upper Coolant Pipes
Item #: WCF100188
Condition: New
Gloss White, Gloss Black, WCFab Red, and WCFab Grey in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $179.00


Description: ARP Up Pipe Bolt kit for 2017+ Duramax. 12 Washers and Bolts for installing both up pipes. Includes ARP Lube
Item #: WCF100199
Condition: New
In Stock. Ships in 3-5 business days.
Price: $57.00

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In Stock. Ships in 3-5 business days.
Price: $145.00

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Description: - 3.5" Steel Down Pipe - High Temp Black Ceramic Coat Finish - Heat Wrap Pre-installed - Catalyst Back - Emissions Compliant - NO TUNING REQUIRED! - Made in USA
Item #: WCF100129
Condition: New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $319.00


NEW!
Description: - Full length 11G steel c-channel frame rail extensions - Three full width crossmembers - Eight bed mounting points - Front and rear bolt points to chassis - Made in USA - Available as a DIY...More Details »
Item #: WCF100627
Condition: New
10-15 Business Day Lead Time
Ships truck freight. Shipping address must be commercial address with access to a forklift to unload or nearest freight hub for pick up. Will Call Pickup at our facility is also available.
Price: $995.00


Description: - EMISSIONS INTACT Custom Performance Tuning - Add up to +125 RWHP & +240 lb/ft TQ to your Duramax - Single Tune Options Available: - Heavy Tow (8K lbs to GVWR)- +40 RWHP, +72 ft-lbs - Light...More Details »
Item #: DT1180030006000, DT1180030005000, DT1180030004000, DT1180030003000, DT1180030001000
Condition: New
This Product cannot ship to the state of California
Price: $600.00


Description: Get more done with one haul and enjoy the road while doing it by adding a Kelderman 4-Link Rear Air Suspension! - Replaces stiff factory leaf springs - Soaks up harsh bumps and jarring bounces...More Details »
Item #: KELDERMAN 20+ GM +2 RR AIR SUS
Condition: New
Please Call for Availability
This product is only Available for Purchase and Installation Through Our Performance Shop.

Call For Price: 630-277-8239
Description: Get more done with one haul and enjoy the road while doing it by adding a Kelderman 4-Link Rear Air Suspension! - Replaces stiff factory leaf springs - Soaks up harsh bumps and jarring bounces...More Details »
Item #: KELDERMAN 20+ GM RR AIR SUS
Condition: New
Please Call for Availability
This product is only Available for Purchase and Installation Through Our Performance Shop.

Call For Price: 630-277-8239
Description: No leaf springs, no problem. Let Kelderman's 6-8" 4-Link Rear Air Suspension Lift Kit take the bouncing out of your ride and the squatting suspension out of towing. - Replaces stiff factory leaf...More Details »
Item #: KELDERMAN 20+ GM 6-8 RR AIR SUS
Condition: New
Please Call for Availability
This product is only Available for Purchase and Installation Through Our Performance Shop.

Call For Price: 630-277-8239
Description: - 3-Piece Modular Design - Standard & Wide Versions Available for Use with Stock and Aftermarket Fender Flares - Optional Clevis Hooks - Optional LED Lights - Optional Parking Sensor Mounting Holes
Item #: KELDERMAN 20+ GM DELTA RR
Condition: New
Please Call for Availability
This product is only Available for Purchase and Installation Through Our Performance Shop.

Call For Price: 630-277-8239
Description: - 3-Piece Modular Design - Standard & Wide Versions Available for Use with Stock and Aftermarket Fender Flares - Optional Clevis Hooks - Optional LED Lights - Optional HD Winch Mount - Optional Parking Sensor Mounting Holes
Item #: KELDERMAN 2-+ GMC DELTA FRNT
Condition: New
Please Call for Availability
This product is only Available for Purchase and Installation Through Our Performance Shop.

Call For Price: 630-277-8239
Description: - 3-Piece Modular Design - Standard & Wide Versions Available for Use with Stock and Aftermarket Fender Flares - Optional Clevis Hooks - Optional LED Lights - Optional HD Winch Mount - Optional Parking Sensor Mounting Holes
Item #: KELDERMAN 20+ CHEVY DELTA FRNT
Condition: New
Please Call for Availability
This product is only Available for Purchase and Installation Through Our Performance Shop.

Call For Price: 630-277-8239
Description: - Headlights: 2x (One Pair) 2020-2023 Silverado 2500/3500 HD XB Hybrid Headlights - Functions: DRL (White), Turn, Parking, Low, High - Wiring: Plug and Play Harness, Fuse Tap - Input: GM...More Details »
Item #: LF546
Condition: New
Price: $1,200.00

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Description: - Headlights: 2x (One Pair) 2020-2023 Silverado HD XB LED Headlights - Functions: DRL (White), Turn, Parking, Low, High - Wiring: Plug and Play Harness, Fuse Tap - Input: GM Multi-Pin OEM -...More Details »
Item #: LF547
Condition: New
Price: $1,800.00

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Description: Adds up to +81 hp, +144 lb-ft 6 power levels adjustable on-the-fly. Interfaces with OBD-II (On-Board Diagnostics) to communicate with the vehicle's ECM. AutoRate uses vehicle data to adjust tune...More Details »
Item #: 67103
Condition: New
Price: $889.00

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Description: Adds up to +81 hp, 144 lb-ft 6 power levels adjustable on-the-fly. Interfaces with OBD-II (On-Board Diagnostics) to communicate with the vehicle's ECM. AutoRate uses vehicle data to adjust tune in...More Details »
Item #: 67102
Condition: New
Price: $769.00

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Description: - 5" aluminized steel constant-diameter DPF-back exhaust system. - 15% reduction in exhaust temperature 2 feet behind the tip during regen - Huge patented 6.5" x 7.5" ob-round slash-cut exhaust...More Details »
Item #: 49809, 49809-B
Condition: New
CARB E.O. Not Required
Price: $648.00


Description: - 5" aluminized steel constant-diameter DPF-back exhaust system. - 15% reduction in exhaust temperature 2 feet behind the tip during regen - Huge patented 6.5" x 7.5" ob-round slash-cut exhaust...More Details »
Item #: 48997, 48997-B
Condition: New
CARB E.O. Not Required
Price: $628.20


Description: - GM Allison 10L1000 Valve Body Performance Shift Kit - Improved adjustable shift firmness - Lower Transmission Temperatures - Bypasses internal thermostat reducing fluid flow restriction to the...More Details »
Item #: RT-A10L-PR
Condition: New
In Stock. Ships in 3-5 business days.
Price: $79.95

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Description: - Designed specifically to work with GM's MultiPro tailgate - Lock it in your receiver, stow the ball assembly underneath, and you're free to use the inner-gate and step feature of your MultiPro tailgate
Item #: TS10064BMP, TS10066BMP
Condition: New
Price: $349.00


Description: - Designed specifically to work with GM's MultiPro tailgate - Lock it in your receiver, stow the ball assembly underneath, and you're free to use the inner-gate and step feature of your MultiPro tailgate
Item #: TS20066BMP, TS20067BMP
Condition: New
Price: $389.00


Description: - Pre-Tuned T93 TCM for 10 Speed Allison 10L1000 Transmission - Select Mild or Aggressive Shift Points - Better Acceleration - Quicker Shifts - Prevents short shifting in performance use -...More Details »
Item #: DM1MO1372082000
Condition: New
This Product cannot ship to the state of California
Price: $775.00


Description: - EMISSIONS INTACT Custom Performance Tuning - Add up to +150 RWHP & +270 lb/ft TQ to your Duramax - Single Tune Options Available: - Heavy Tow (8K lbs to GVWR)- +40 RWHP, +72 ft-lbs - Light...More Details »
Item #: DT1160030006002, DT1160030005002, DT1160030004002, DT1160030003002, DT1160030001002
Condition: New
This Product cannot ship to the state of California
Price: $600.00


Description: Torsion Bar Keys for 2020-2023 GM 2500HD / 3500HD 2WD/4WD trucks.
Item #: 110-90771
Condition: New
Price: $139.95

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NEW!
Description: - Allows for removal of the stock rear bumper - Easy installation with basic hand tools - All necessary hardware included - Hidden 2.5" Receiver Hitch Sold Separately
Item #: BHP5006
Condition: New
In Stock. Ships in 3-5 business days.
Price: $795.00


Description: ***For Regular Cab Long Bed, Double Cab Short Bed and Crew Cab Short Bed Models*** -LIFETIME WARRANTY against bending or breaking (to original purchaser) -60" Heavy Duty Bars -Poly Bushings...More Details »
Item #: WCF100826
Condition: New
WCFab Red with Standard Brushed Tag, Gloss Black with Standard Brushed Tag, and Gloss White with Standard Brushed Tag in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $939.00


Description: ***For Double Cab Long Bed and Crew Cab Long Bed Models*** -LIFETIME WARRANTY against bending or breaking (to original purchaser) -68" Heavy Duty Bars -Poly Bushings -RockJock Johnny Joints...More Details »
Item #: WCF100876
Condition: New
WCFab Red with Standard Brushed Tag, Gloss Black with Standard Brushed Tag, and Gloss White with Standard Brushed Tag in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $939.00


NEW!
Description: - Front Shock (Single) - For Leveled Trucks with 1.5" to 2.5" of Front Lift
Item #: 985-24-240
Condition: New
Price: $199.95

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NEW!
Description: - Front Shock (Single) - For Stock Height Trucks with 0" to 1" of Front Lift
Item #: 985-24-238
Condition: New
Price: $199.95

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NEW!
Description: - Rear Shock (Single) - For Stock Height Trucks with 0" to 1" of Rear Lift
Item #: 985-24-239
Condition: New
Price: $199.95

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NEW!
Description: - Front Shock (Single) - For Leveled / Lifted Trucks with 1.5" to 3.0" of Rear Lift
Item #: 985-24-241
Condition: New
Price: $199.95

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Description: - Includes Axle side bolt on and Frame side weld on mounts - Grade 8 Hardware - This part number is mounting hardware only - Bars not included - Powder Coating with zinc primer base coat on axle side mounts
Item #: WCF100831
Condition: New
In Stock. Ships in 3-5 business days.
Price: $260.00


NEW!
Description: - Pairs with BHP 20+ GM HD Roll Pan BHP5006 (Chevy) and BHP5007 (GMC) - Built-in mounting bracket for factory trailer plug - Class 4+ Receiver - SAE J684-05 certified - Complete bolt in design...More Details »
Item #: BHP1045, BHP1046
Condition: New
In Stock. Ships in 3-5 business days.
Price: $495.00


NEW!
Description: - Pairs with BHP 20+ GM HD Roll Pan BHP5006 (Chevy) and BHP5007 (GMC) - Built-in mounting bracket for factory trailer plug - Class 4+ Receiver - SAE J684-05 certified - Complete bolt in design...More Details »
Item #: BHP1037, BHP1038
Condition: New
In Stock. Ships in 3-5 business days.
Price: $495.00


Description: Replaces OEM plastic front cover for lower engine bay and cooling stack which is prone to cracking and breaking. - Constructed from heavy gauge aluminum - Uses OEM mounting points - Provides...More Details »
Item #: WCF100459
Condition: New
Fine Texture Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $272.00


Description: -Aluminum Fabricated Cover -Stainless Hardware -Fill Plug -Custom Powder Coat Finish
Item #: WCF100114
Condition: New
WCFab Red and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $354.00


Description: WCFab 3/4" Front Bumper Spacer Kit for 2020-2024 GM 2500/3500 HD Trucks improves aftermarket wheel and tire fitment options by moving front bumper forward and away from front wheels creating more...More Details »
Item #: WCF100444
Condition: New
In Stock. Ships in 3-5 business days.
Price: $189.00

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Description: WCFab 3/8" Front Bumper Spacer Kit for 2020-2024 GM 2500/3500 HD Trucks improves aftermarket wheel and tire fitment options by moving front bumper forward and away from front wheels creating more...More Details »
Item #: WCF100446
Condition: New
In Stock. Ships in 3-5 business days.
Price: $136.00

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Description: - Qty. 4 CNC Machined Billet Aluminum Marker Light Delete Plates - High quality mounting hardware - Marker Light Harness Dummy Plugs - Available with or without machined WCFab logo in Raw...More Details »
Item #: WCF100390, WCF100391, WCF100392, WCF100393
Condition: New
In Stock. Ships in 3-5 business days.
Price: $249.00


NEW!
Description: - Allows for removal of the stock rear bumper - Easy installation with basic hand tools - All necessary hardware included - Hidden 2.5" Receiver Hitch Sold Separately
Item #: BHP5007
Condition: New
In Stock. Ships in 3-5 business days.
Price: $795.00


NEW!
Description: - Complete direct bolt in CV driveline - 1310 series u-joint double cardan CV - 1330 u-joint at differential - Lift Height: 4-Inch 7-Inch and 10-Inch - 0.25-hour DIY install time - Made in the USA
Item #: 210-90983
Condition: New
Ships in 3-5 Business Days.
Price: $689.95

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Description: -3" Hot Side Intercooler Pipe -Silicone Boots -T-Bolt Clamps -14g Mandrel Bent Aluminum Construction -Powder Coating -NO Tuning required, bolt on! -Will fit on stock truck no other modifications or upgrades necessary!
Item #: WCF100365
Condition: New
WCFab Red, WCFab Grey, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
This Product cannot ship to the state of California
Price: $315.00


Description: - 3.5 in. Cold Side Intercooler Pipe - Incorporated threaded bung to reinstall OEM Intake Temperature Sensor - Durable Powder Coat Finish - Silicone Boot - T-Bolt Clamps - O-Rings - 14g...More Details »
Item #: WCF100381
Condition: New
WCFab Red, WCFab Grey, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
This Product cannot ship to the state of California
Price: $355.00


Description: -3 1/2" Intake Horn -O-Ring -Mounting studs and nuts -Powder coating -NO Tuning required, bolt on! -Will fit on stock truck no other modifications or upgrades necessary!
Item #: WCF100833
Condition: New
WCFab Red, WCFab Grey, Bengal Red, Bengal Blue, Flat Black, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
This Product cannot ship to the state of California
Price: $234.00


Description: -4" Intake Pipe -Air Box & Lid Constructed of 10G Aluminum Sheet -Dry Air Filter -Outerwear's Pre-Filter Cover -Hardware -Seal for Connection to Functional Ram Air Port on Hood -High Quality...More Details »
Item #: WCF100702
Condition: New
WCFab Red, WCFab Grey, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
This Product cannot ship to the state of California
Price: $599.00


Description: - 4" Intake Pipe - 3 1/2" Intake Horn - Air Box & Lid Constructed of 10G Aluminum Sheet - Dry Air Filter - Outerwear's Pre-Filter Cover - Hardware - Seal for Connection to Functional Ram Air...More Details »
Item #: WCF100684
Condition: New
WCFab Red, WCFab Grey, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
This Product cannot ship to the state of California
Price: $795.00


Description: -4" Intake Pipe -Silicone Hump and Straight Boots -T-bolt Clamps -Powder coating -NO Tuning required, bolt on! -Will fit on stock truck no other modifications or upgrades necessary!
Item #: WCF100720
Condition: New
WCFab Red with Standard Brushed Tag, WCFab Grey with Standard Brushed Tag, and Gloss Black with Standard Brushed Tag in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
This Product cannot ship to the state of California
Price: $214.00


NEW!
Description: - Auxiliary Coolant Tank for Fuel Cooler - Black Anodized Billet Aluminum Cap - Overflow Flow Fitting - Preformed Hose - Custom Powder Coat Finish
Item #: WCF100224
Condition: New
WCFab Red, Bengal Red, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $239.00


Description: -Coolant Tank -Low Coolant Level Sensor -Black Anodized Billet Aluminum Cap -Over Flow Hose -Coolant Level Sight Glass -Installation hardware -Powder Coating
Item #: WCF100268
Condition: New
WCFab Red with Standard Brushed Tag, WCFab Grey with Standard Brushed Tag, Gloss White with Standard Brushed Tag, and Gloss Black with Standard Brushed Tag in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $499.00


Description: - Minimizes air restriction and flow better than stock - Fully enclosed airbox that protects the filter from dirt and keeps out engine heat - Snap-In lid design requires no screws to secure it to the box
Item #: 75-5136, 75-5136D
Condition: New
This Product Cannot Ship to the State of California
Price: $349.00


Description: - 3 in. Hot Side Intercooler Pipe - 3.5 in. Cold Side Intercooler Pipe - CNC Machined Flange and black anodized billet aluminum adapter with Double O-Rings provides an improved sealing surface to...More Details »
Item #: WCF100410
Condition: New
WCFab Red, WCFab Grey, Gloss White and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
This Product cannot ship to the state of California
Price: $645.00


Description: - 4 in. Aluminum Intake Pipe - 3.5 in. Intake Horn with PCV Port and Surge Ring - Air box enclosure with dry filter assembly and Outerwears pre-filter cover - Installation hardware, 4 in....More Details »
Item #: WCF100414
Condition: New
WCFab Red, WCFab Grey, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
This Product cannot ship to the state of California
Price: $1,439.00


Description: - 4 in. Aluminum Intake Pipe - 3.5 in. Intake Horn with PCV Port and Surge Ring - Air box enclosure with dry filter assembly and Outerwears pre-filter cover - Installation hardware, 4 in....More Details »
Item #: WCF100418
Condition: New
10-15 Business Day Lead Time
This Product cannot ship to the state of California
Price: $1,740.00


Description: -Coolant Pipe -Silicone Boots -T-Bolt Clamps -Powder Coating
Item #: WCF100541
Condition: New
WCFab Red, WCFab Grey, Candy Teal, Bengal Red, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $159.00


Description: - Made from thick, cast aluminum - Includes fasteners, pan, NPT plug, and billet stainless steel Neodymium magnet drain plug - Finished in your choice of custom powder colors - Provides 2 additional Quarts of Oil Capacity vs. Stock
Item #: WCF100134
Condition: New
10-15 Business Day Lead Time
Price: $509.00


NEW!
Description: - Easy Installation - No trimming is required to install if leaving off the factory mud guards - All necessary installation hardware - Powder-coated semi-gloss black - 30-minute DIY install time - Made in the USA
Item #: 110-91193
Condition: New
Ships in 3-5 Business Days.
Price: $99.95

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Description: 2" Economy Leveling Kit for 2020-2023 GM 2500HD / 3500HD 2WD/4WD trucks. - Yields 2 Inches of front lift - Forged steel torsion bar adjuster keys - 1/2 Inch Extenders for OEM front shocks -...More Details »
Item #: 110-90776
Condition: New
Ships in 3-5 Business Days.
Price: $159.95

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Items 61-120 of 142

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