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- Make: GMC
- Model: Sierra 3500 HD
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Description: Must Be Installed by an Authorized Dealer
Item #: wcfWCF100985-PLUS
Condition:
New
Please Call for Availability
Description: Must Be Installed by an Authorized Dealer
Item #: wcfWCF100985
Condition:
New
Please Call for Availability
Description: - Coolant Tank
- Low coolant sensor
- Billet Cap
- Hoses
- Clamps
- Fittings
- Powder Coating
- Made in USA
Item #: wcfWCF100710
Condition:
New
Raw and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time for custom color.
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 #: wcfWCF100361
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $247.35
Sale: $255.00
Save: -3%
Save: $-7.65
Description: -3" Hot Side Intercooler Pipe
-14g Mandrel Bent Aluminum Construction
-Silicone Boots
-T-Bolt Clamps
-Powder Coating
-NO Tuning required, bolt on!
-Will fit on stock truck no other...More Details »
Item #: wcfWCF100708
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
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 #: wcfWCF100721
Condition:
New
Limited Supply
WCFab Red, Bengal Red, 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. CLEARANCE ITEM.
ALL SALES FINAL.
This Product cannot ship to the state of California
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 Ram Air Port on Hood
-High Quality Silicone...More Details »
Item #: wcfWCF100344
Condition:
New
WCFab Red, WCFab Grey, Candy Teal, Illusion Purple, 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
Description: -4" Aluminum Intake Pipe
-Silicone Hump Boots
-T-bolt Clamps
-Powder coating
-NO Tuning required, bolt on!
-Will fit on stock truck no other modifications or upgrades necessary!
-Made in USA
Item #: wcfWCF100709
Condition:
New
WCFab Red 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
Description: -Coolant Pipe
-Silicone Boots
-T-Bolt Clamps
-Powder Coating
Item #: wcfWCF100742
Condition:
New
WCFab Red, WCFab Grey, Illusion Purple, Illusion Blueberry, Bronze Chrome, 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.
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 #: wcfWCF100455, WCF100456, WCF100457, WCF100458
Condition:
New
In stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Description: -Mount Bracket
-Zinc primer & Semi gloss black powder coat finish
Item #: wcfWCF100276
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $62.08
Sale: $64.00
Save: -3%
Save: $-1.92
Description: - Gasket Kit for 2017-2023 L5P / 2019+ L5D Duramax OEM/VGT Turbos
Item #: wcfWCF100178
Condition:
New
In stock. Ships in 3-5 business days.
Description: • Easy to install blanket keeps heat inside the turbo housing
• Decreases under hood temperatures
• Internally rated to over 2500°F direct heat
• Durable high temperature exterior shell...More Details »
Item #: wcfWCF100822
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $154.23
Sale: $159.00
Save: -3%
Save: $-4.77
Description: - Fully TIG Welded 11 GA Stainless Steel Construction
- Heavy Duty 2" Driver Side Up Pipe
- Heavy Duty 2" Passenger Side Up Pipe
- Up Pipe Gaskets (4)
- Flows 26% Better than OEM
- NO TUNING REQUIRED
- Made in USA
Item #: wcfWCF100624
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $683.85
Sale: $705.00
Save: -3%
Save: $-21.15
Description: - MAP Sensor Weld Fitting / Bung for Custom Fabricated Intercooler Piping
- CNC Machined Billet Aluminum
- Made in USA
Item #: wcfWCF205-34
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $29.10
Sale: $30.00
Save: -3%
Save: $-0.90
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 #: wcfWCF100473
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $31.04
Sale: $32.00
Save: -3%
Save: $-0.96
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 #: wcfWCF100226
Condition:
New
In Stock. Ships in 3-5 business days.
This Product Cannot Ship to the State of California
Price: $2,158.25
Sale: $2,225.00
Save: -3%
Save: $-66.75
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 #: wcfWCF100373
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $1,570.43
Sale: $1,619.00
Save: -3%
Save: $-48.57
Description: - Flows 27% Better than Stock!
- True 4" Inlet Turbo Intake with smooth flowing transition to strategically designed anti-surge face which properly engages into turbo compressor cover for...More Details »
Item #: wcfWCF100775
Condition:
New
WCFab Red, WCFab Grey, Illusion Purple, Bengal Blue, Bengal Red, Flat Black, Gloss Black, Gloss White and Candy Teal 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
In Stock. Ships in 3-5 business days.
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 #: wcfWCF100188
Condition:
New
WCFab Red, WCFab Grey, Candy Teal, Illusion Purple, 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.
Description: ARP Up Pipe Bolt kit for 2017+ Duramax. 12 Washers and Bolts for installing both up pipes. Includes ARP Lube
Item #: wcfWCF100199
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $60.14
Sale: $62.00
Save: -3%
Save: $-1.86
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 #: wcfWCF100129
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $334.65
Sale: $345.00
Save: -3%
Save: $-10.35
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 #: wcfWCF100627
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.
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 #: wcfWCF100833
Condition:
New
Limited Supply
Limited selection. Please see Powder Coating drop down for remaining in stock options. Ships in 3-5 business days. CLEARANCE ITEM. ALL SALES FINAL.
This Product cannot ship to the state of California
Description: - Fits 2020+ L5P Duramax Short Bed Trucks
- Increase fuel filter capacity and amount of time between filter changes
- Anodized billet aluminum fuel filter base
- Installs in the same location as...More Details »
Item #: wcfWCF100362
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $247.35
Sale: $255.00
Save: -3%
Save: $-7.65
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 #: wcfWCF100826
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.
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 #: wcfWCF100876
Condition:
New
WCFab Red, Gloss Black, and Gloss White in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
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 #: wcfWCF100831
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $276.45
Sale: $285.00
Save: -3%
Save: $-8.55
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 #: wcfWCF100459
Condition:
New
Fine Texture Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Description: -Aluminum Fabricated Cover
-Stainless Hardware
-Fill Plug
-Custom Powder Coat Finish
Item #: wcfWCF100114
Condition:
New
WCFab Red, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Description: WCFab 3/4" Front Bumper Spacer Kit for 2020-2025 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 #: wcfWCF100444
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $198.85
Sale: $205.00
Save: -3%
Save: $-6.15
Description: WCFab 3/8" Front Bumper Spacer Kit for 2020-2025 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 #: wcfWCF100446
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $142.59
Sale: $147.00
Save: -3%
Save: $-4.41
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 #: wcfWCF100390, WCF100391, WCF100392, WCF100393
Condition:
New
In Stock. Ships in 3-5 business days.
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...More Details »
Item #: wcfWCF100365
Condition:
New
WCFab Grey, Bengal Red, Gloss Black, and Candy Teal 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
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 #: wcfWCF100381
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.
This Product cannot ship to the state of California
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 #: wcfWCF100702
Condition:
New
WCFab Red, WCFab Grey, Illusion Purple, Candy Blue, 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.
This Product cannot ship to the state of California
Description: - 4" Intake Pipe
- 4 in. Intake Horn with PCV Port and Surge Ring
- Air Box & Lid Constructed of 10G Aluminum Sheet
- Dry Air Filter
- Outerwear's Pre-Filter Cover
- Hardware
- Seal for...More Details »
Item #: wcfWCF100684
Condition:
New
WCFab Red, WCFab Grey, Candy Teal, 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
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 #: wcfWCF100720
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
Description: - Auxiliary Coolant Tank for Fuel Cooler
- Black Anodized Billet Aluminum Cap
- Overflow Flow Fitting
- Preformed Hose
- Custom Powder Coat Finish
Item #: wcfWCF100224
Condition:
New
WCFab Red, WCFab Grey, Candy Teal, Illusion Purple, 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.
Description: -Coolant Tank
-Low Coolant Level Sensor
-Black Anodized Billet Aluminum Cap
-Over Flow Hose
-Coolant Level Sight Glass
-Installation hardware
-Powder Coating
Item #: wcfWCF100268
Condition:
New
WCFab Red, WCFab Grey, Candy Teal, Illusion Purple, Bronze Chrome, 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.
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 #: wcfWCF100410
Condition:
New
WCFab Grey, Illusion Purple, 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
Description: - 4 in. Aluminum Intake Pipe
- 4 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. silicone...More Details »
Item #: wcfWCF100414
Condition:
New
Candy Teal 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
Description: - 4 in. Aluminum Intake Pipe
- 4 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. silicone...More Details »
Item #: wcfWCF100418
Condition:
New
WCFab Red, Candy Teal 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
Description: -Coolant Pipe
-Silicone Boots
-T-Bolt Clamps
-Powder Coating
Item #: wcfWCF100541
Condition:
New
WCFab Red, WCFab Grey, Illusion Purple, Bronze Chrome, 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.
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...More Details »
Item #: wcfWCF100134
Condition:
New
10-15 Business Day Lead Time
Description: - V-Band Mating Flange for Hot Side Intercooler Pipe
- Mates with WCFab Weld-On S300SXE Turbo Compressor Outlet Cone or Duramax VGT / VVT Outlet Flange
- CNC machined billet aluminum
- Made in USA
Item #: wcfWCF205-121
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $35.89
Sale: $37.00
Save: -3%
Save: $-1.11
Description: - THIS BOOT KIT IS DESIGNED TO BE LML DURAMAX SPECIFIC AND NOT RECOMMENDED FOR USE IN OTHER APPLICATIONS CALLING FOR A 3" x 3.5" REDUCER BOOT
- Qty. 1 of 3" x 3.5" Straight Reducing Boot, 4" Long...More Details »
Item #: wcfWCF207-109
Condition:
New
In Stock. Ships in 3-5 business days.
Description: - Correct Replacement Dry Air Filter for WCFab 4" Intake kits and S300 Turbo Single Install Kits
- Dry Air Filter 4" Inlet
- Airflow comparable to cotton filters
- Exceptional filtration keeps...More Details »
Item #: wcfWCF100717
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $72.75
Sale: $75.00
Save: -3%
Save: $-2.25
Description: - 8 Pack of 4" Air Filters
- Correct Replacement Dry Air Filter for WCFab 4" Intake kits and S300 Turbo Single Install Kits
- Dry Air Filter 4" Inlet
- Airflow comparable to cotton filters
-...More Details »
Item #: wcfWCF100717-8
Condition:
New
In Stock. Ships in 3-5 business days.
Description: - Correct Replacement Dry Air Filter for WCFab 5" Air Intakes, Twin Turbo and S400 Single Turbo Install Kits
- Dry Air Filter 5" Inlet
- Airflow comparable to cotton filters
- Exceptional...More Details »
Item #: wcfWCF100719
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $72.75
Sale: $75.00
Save: -3%
Save: $-2.25
Description: - 8 Pack of 5" Air Filters
- Correct Replacement Dry Air Filter for WCFab 5" Air Intakes, Twin Turbo and S400 Single Turbo Install Kits
- Dry Air Filter 5" Inlet
- Airflow comparable to cotton...More Details »
Item #: wcfWCF100719-8
Condition:
New
In Stock. Ships in 3-5 business days.
Description: - Replacement cap for WCFab Coolant Tank
- Black Anodized Finish
Item #: wcfWCF100543
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $38.80
Sale: $40.00
Save: -3%
Save: $-1.20
Description: - Replacement Cap for WCFab Coolant Tank
- Clear Anodized Finish
Item #: wcfWCF100472
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $38.80
Sale: $40.00
Save: -3%
Save: $-1.20
Description: - Compressor Outlet V-Band Mating Flange for Borg Warner S400 Style Turbos
- Sized for 3.5 in. Pipe
- Clamp, and O-Ring Seal Sold Separately
- CNC Machined from Billet Aluminum
- Made in USA
Item #: wcfWCF205-66
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $38.80
Sale: $40.00
Save: -3%
Save: $-1.20
Description: - Compressor Outlet V-Band Mating Flange for Borg Warner S400 Style Turbos
- Clamp, and O-Ring Seal Sold Separately
- CNC Machined from Billet Aluminum
- Made in USA
Item #: wcfWCF205-65
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $38.80
Sale: $40.00
Save: -3%
Save: $-1.20
Description: - O-RING SEAL PLUG FOR #16 (1 inch) ORB Thread (O-Ring Boss)
- 3/4” Hex Head Socket Drive
- For use with WCFab Differential Covers
- CNC Machined Billet Plug
- Made in USA
- Black or Clear Anodized Finish
Item #: wcfWCF205-459
Condition:
New
In Stock. Ships in 3-5 business days.
Description: - Compressor Outlet V-Band Mating Flange for Borg Warner S400 Style Turbos
- Sized for 3.5 in. Pipe
- Clamp, and O-Ring Seal Sold Separately
- CNC Machined from Billet Steel
- Made in USA
Item #: wcfWCF205-68
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $33.95
Sale: $35.00
Save: -3%
Save: $-1.05
In Stock. Ships in 3-5 business days.
Description: - Durable Black ABS Plastic Construction
- Molded / 3D WCFab Logo
Item #: wcfWCF100039
Condition:
New
In Stock. Ships in 3-5 business days.