- 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...
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
Price: $349.00
2020-2021 L5P Duramax OEM Placement Coolant Tank KitNew
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
- NO Tuning...More Details »
Item #: WCF100381
Condition: New
40-50 Business Day Lead Time
This Product cannot ship to the state of California
Price: $339.00
2020+ Short Bed L5P Duramax Fuel Filter Housing KitNew
- Fits 2020+ Short Bed
- Increase fuel filter capacity and amount of time between filter changes
- Anodized billet aluminum fuel filter base
- Installs in the same location as the stock cartridg...
Description: - Fits 2020+ Short Bed
- Increase fuel filter capacity and amount of time between filter changes
- Anodized billet aluminum fuel filter base
- Installs in the same location as the stock cartridge filter base
This Product cannot ship to the state of California
Price: $199.00
2020-2021 L5P Duramax 4" Intake Kit with Air BoxNew
-4" Intake Pipe
-Air Box with Lid
-Dry Air Filter
-Outerwear's Pre-Filter Cover
-Hardware
-Seal for Connection to Functional Ram Air Port on Hood
-High Quality Silicone Boot
-Stainless Steel...
Description: -4" Intake Pipe
-Air Box with Lid
-Dry Air Filter
-Outerwear's Pre-Filter Cover
-Hardware
-Seal for Connection to Functional Ram Air Port on Hood
-High Quality Silicone Boot
-Stainless Steel...More Details »
Item #: WCF100702
Condition: New
40-50 Business Day Lead Time
This Product cannot ship to the state of California
-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 wh...
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 #: 110-P0779
Condition: New
This product is currently experiencing longer than normal lead times. Shipping may be delayed.
Price: $1,459.70
2020-2021 L5P Duramax Cognito - 4" Standard Lift KitNew720843687670
- 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...
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
This product is currently experiencing longer than normal lead times. Shipping may be delayed.
-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 Performanc...
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
This product is currently experiencing longer than normal lead times. Shipping may be delayed.
Price: $4,664.65
2020-2021 L5P Duramax Cognito - 3" Premier Leveling KitNew
-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 Re...
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 #: 110-P0929
Condition: New
This product is currently experiencing longer than normal lead times. Shipping may be delayed.
-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 ...
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
This product is currently experiencing longer than normal lead times. Shipping may be delayed.
-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 qu...
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 #: 110-P0883
Condition: New
This product is currently experiencing longer than normal lead times. Shipping may be delayed.
Price: $1,659.65
2020-2021 L5P Banks Derringer Tuner with iDash SuperGaugeNew
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...
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
2020-2021 L5P Banks Derringer Tuner with iDash DataMonsterNew
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 i...
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
2007.5-2020 Duramax LMM/LML/L5P/LWN Fleece All Lights On ModuleNew
- 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 Be...
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
2020-2021 L5P Duramax Cognito Torsion Bar Adjuster Key Kit (GM)New720843687137
Torsion Bar Keys for 2020-2021 GM 2500HD / 3500HD 2WD/4WD trucks.
Description: Torsion Bar Keys for 2020-2021 GM 2500HD / 3500HD 2WD/4WD trucks.
Item #: 110-90771
Condition: New
This product is currently experiencing longer than normal lead times. Shipping may be delayed.
Price: $139.95
2020-2021 L5P Duramax AMP Research PowerStep for Double & Crew Cab Models, PNPNew
- Plug and Play Installation
- Fits Double and Crew Cab Chevy Silverado and GMC Sierra 2500/3500 Diesel
- Includes Mounting Hardware
- Requires Drilling
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
This product is currently experiencing longer than normal lead times. Please allow additional 5 weeks when placing your order.
Free Ground Shipping
Price: $1,599.00
2020-2021 L5P Duramax Cognito Motorsports Ball Joint SM Series Upper Control Arm KitNew
-Pre-installed maitenance free ball joints
-Corrected ball joint angle
-Added caster
-Powder coated semi-gloss black
-Polyurethane bushings
-Made in The USA
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
Condition: New
This product is currently experiencing longer than normal lead times. Shipping may be delayed.
Price: $599.95
2020-2021 L5P Duramax Cognito - 3" Elite Leveling Kit with King 2.5" Reservoir ShocksNew
-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
-3-inch...
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
This product is currently experiencing longer than normal lead times. Shipping may be delayed.
Price: $3,382.90
2017-2019 & 2020+ Long Bed L5P Duramax Fuel Filter Housing KitNew
- Fits 2017-2019 Short Bed & Long Bed and 2020+ Long Bed
- Increase fuel filter capacity and amount of time between filter changes
- Anodized billet aluminum fuel filter base
- Installs in the s...
Description: - Fits 2017-2019 Short Bed & Long Bed and 2020+ Long Bed
- Increase fuel filter capacity and amount of time between filter changes
- Anodized billet aluminum fuel filter base
- Installs in the same location as the stock cartridge filter base
Item #: WCF100361
Condition: New
In Stock. Ships in 5-7 business days.
Price: $229.00
2020-2021 L5P Duramax Tow & Stow for GM MultiPro Tailgate - Fits 2" ReceiverNew
- 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 t...
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, TS20066BMP
Condition: New
Price: $319.00
2020-2021 L5P Duramax Tow & Stow for GM MultiPro Tailgate - Fits 2.5" ReceiverNew
- 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 t...
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: $359.00
2017+ L5P Duramax Up Pipe Bolt KitNew
ARP Up Pipe Bolt kit for 2017+ Duramax. 12 Washers and Bolts for installing both up pipes. Includes ARP Lube
- 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 Alumin...
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 »
2017-2021 L5P Duramax Billet Black Anodized Turbo Resonator PlugNew
- 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!
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 5-7 business days.
Price: $27.00
2017+ L5P Duramax CP3 Conversion KitNew
-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 Fitt...
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 »
This Product cannot ship to the state of California
Price: $2,295.00
2020-2021 GM 2500/3500 HD Lower Splash Shield KitNew
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 a...
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 & Gloss Black in stock and ships in 5-7 business days. 40-50 business day lead time on other colors.
Price: $259.00
2017-2021 L5P Duramax Stealth 67mm Drop In VGTNew
BRAND NEW TURBO AND ACTUATOR, NO CORE CHARGE
-Airflow to Support 800RWHP
-Custom Billet Compressor Wheel
-Oversized Custom Turbine Wheel
-Custom Vane/Nozzle Ring Assembly
-Brand New Parts and ...
Item #: 67-STLTH-1719L5P / 67-STLTH-20L5PDuramax Tuner/Calibrated Power
Description: BRAND NEW TURBO AND ACTUATOR, NO CORE CHARGE
-Airflow to Support 800RWHP
-Custom Billet Compressor Wheel
-Oversized Custom Turbine Wheel
-Custom Vane/Nozzle Ring Assembly
-Brand New Parts and Electronics
Item #: 67-STLTH-1719L5P / 67-STLTH-20L5P
Condition: New
2017-19 Stealth's are currently experiencing longer than normal lead times. Please call for current availability.
This Product cannot ship to the state of California
Price: $3,600.00
2017-2021 Duramax L5P ARP-2000 Head Stud KitNew
- ARP 2000 Material
- 220,000 PSI Tensile Strength
- Chrome-moly Steel, 12-Point Nuts
- Parallel-Ground Washers Included
- Black Oxide Finish
- Sold as a kit
- Made in USA
Description: - ARP 2000 Material
- 220,000 PSI Tensile Strength
- Chrome-moly Steel, 12-Point Nuts
- Parallel-Ground Washers Included
- Black Oxide Finish
- Sold as a kit
- Made in USA
Item #: 230-4301
Condition: New
Price: $705.00
Items 1-33 of 33
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