Description: WCFab 2001-2016 Duramax Billet Exhaust Manifolds replace the restrictive factory cast parts with high-strength, TIG-welded high-flow billet steel components. Outlet locations allow full...More Details »
Item #: WCF100363
Condition: New
Price: $1,329.00
Sale: $1,289.13
Save: 3%
Save: $39.87
2001-2019 DURAMAX ALLISON 4X4 TRANSFER CASE BRACENewtransmissionbrace
Fabricated tubular steel support connects rear housing of Allison transmission to transfer case reinforcing the weaker tail housing section to eliminate flex caused by driveline vibrations which ca...
Description: Fabricated tubular steel support connects rear housing of Allison transmission to transfer case reinforcing the weaker tail housing section to eliminate flex caused by driveline vibrations which...More Details »
Item #: WCF1001XX
Condition: New
Price: $145.00
2004.5-2005 LLY Duramax 3" Passenger (Cold) Side Intercooler Pipe KitNew
- 3" Cold Side Intercooler Pipe
- Compatible with OEM Y-Bridge/Cross Over Pipe
- Durable Custom Powder Coat Finish
- OEM Clip Ring Design replaced by high quality silicone boot and stainless ste...
Description: - 3" Cold Side Intercooler Pipe
- Compatible with OEM Y-Bridge/Cross Over Pipe
- Durable Custom Powder Coat Finish
- OEM Clip Ring Design replaced by high quality silicone boot and stainless...More Details »
Item #: WCF100355
Condition: New
Price: $279.00
2006-2007 LBZ DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2New
4" Intake Pipe
- 14g Aluminum Construction
- Air Box with Lid
- Dry Air Filter
- Outerwear's Pre-Filter Cover
- Includes Installation Hardware
- 4.8 in. Inlet Aluminum Intake Horn
- Largest...
Description: 4" Intake Pipe
- 14g Aluminum Construction
- Air Box with Lid
- Dry Air Filter
- Outerwear's Pre-Filter Cover
- Includes Installation Hardware
- 4.8 in. Inlet Aluminum Intake Horn
- Largest...More Details »
Item #: WCF100302
Condition: New
Price: $759.00
2006-2007 LBZ DURAMAX HIGH FLOW 3" Y-BRIDGE KITNew
-36% Improvement in Air Flow Over Stock
-Eliminates restrictions and known failure points in OEM design
-WCFab's Signature 3" Two Piece Y-Bridge
-3" Upper Intercooler Crossover Pipe
-3" Lower I...
Description: -36% Improvement in Air Flow Over Stock
-Eliminates restrictions and known failure points in OEM design
-WCFab's Signature 3" Two Piece Y-Bridge
-3" Upper Intercooler Crossover Pipe
-3" Lower...More Details »
Item #: WCF100163
Condition: New
Price: $945.00
2007.5-2010 LMM Duramax 4" Intake Kit with Air BoxNew
- 4" Intake Pipe
- 14g Aluminum Construction
- Air Box with Lid
- Dry Air Filter
- Outerwear's Pre-Filter Cover
- Includes Installation Hardware
- Silicone Boot & Stainless Steel T-Bolt Clamp...
Description: - 4" Intake Pipe
- 14g Aluminum Construction
- Air Box with Lid
- Dry Air Filter
- Outerwear's Pre-Filter Cover
- Includes Installation Hardware
- Silicone Boot & Stainless Steel T-Bolt...More Details »
Item #: WCF100193
Condition: New
Price: $499.00
2007.5-2010 LMM Duramax 4" Intake Kit with Air Box Stage 2New
- 4" Intake Pipe
- 14g Aluminum Construction
- Air Box with Lid
- Dry Air Filter
- Outerwear's Pre-Filter Cover
- Includes Installation Hardware
- 4.8 in. Inlet Aluminum Intake Horn
- Larges...
Description: - 4" Intake Pipe
- 14g Aluminum Construction
- Air Box with Lid
- Dry Air Filter
- Outerwear's Pre-Filter Cover
- Includes Installation Hardware
- 4.8 in. Inlet Aluminum Intake Horn
-...More Details »
Item #: WCF100303
Condition: New
Price: $759.00
2007.5-2010 LMM DURAMAX HIGH FLOW 3" Y-BRIDGE KITNew
-36% Improvement in Air Flow Over Stock
-Eliminates restrictions and known failure points in OEM design
-WCFab's Signature 3" Two Piece Y-Bridge
-3" Upper Intercooler Crossover Pipe
-3" Lower I...
Description: -36% Improvement in Air Flow Over Stock
-Eliminates restrictions and known failure points in OEM design
-WCFab's Signature 3" Two Piece Y-Bridge
-3" Upper Intercooler Crossover Pipe
-3" Lower...More Details »
Item #: WCF100164
Condition: New
Price: $945.00
2011-2016 LML DURAMAX 4" INTAKE KIT WITH AIR BOXNew
- 4" Intake Pipe
- Air Box with Lid
- Dry Air Filter
- Outerwear's Pre-Filter Cover
- Includes Installation Hardware
- Silicone Boot & Stainless Steel T-Bolt Clamps
- Installs Easily with Bas...
Description: -Preformed Coolant Hose with Quick Connect Fitting
-Billet Aluminum Coolant Plug with O-Ring
Item #: WCF100252
Condition: New
Price: $99.95
2011-2016 LML DURAMAX CP3 CONVERSION KITNew
- Black Anodized, CNC Machined Billet CP3 Pump Mounting Plate
- Precision Formed, Pre-Bent CP3 Feed lines for use With or Without OEM Fuel Filter Housing
- CNC Machined Stainless Steel High Flow ...
Description: - Black Anodized, CNC Machined Billet CP3 Pump Mounting Plate
- Precision Formed, Pre-Bent CP3 Feed lines for use With or Without OEM Fuel Filter Housing
- CNC Machined Stainless Steel High Flow...More Details »
Item #: WCF100260
Condition: New
Price: $775.00
2011-2016 LML DURAMAX PASSENGER SIDE UPPER CROSSOVER INTERCOOLER PIPE KITNew
- 18% Gain in Air Flow Over Stock
- 3 in. High Flow Upper Intercooler Cross Over Pipe
- 14g aluminum construction
- Compatible with OEM Y-Bridge
- Includes Billet Turbo Resonator Plate for OEM ...
Description: - 18% Gain in Air Flow Over Stock
- 3 in. High Flow Upper Intercooler Cross Over Pipe
- 14g aluminum construction
- Compatible with OEM Y-Bridge
- Includes Billet Turbo Resonator Plate for OEM...More Details »
Item #: WCF100328
Condition: New
Price: $419.00
2011-2016 LML Passenger (Cold) Side Intercooler Pipe KitNew
- 3.5 in. Cold Side Intercooler Pipe
- 14g aluminum construction
- Incorporated threaded bung to reinstall OEM Intake Temperature Sensor
- Silicone Boots
- T-Bolt Clamps
- Compatible with OEM ...
Description: - 3.5 in. Cold Side Intercooler Pipe
- 14g aluminum construction
- Incorporated threaded bung to reinstall OEM Intake Temperature Sensor
- Silicone Boots
- T-Bolt Clamps
- Compatible with OEM...More Details »
Item #: WCF100682
Condition: New
Price: $319.00
2015-2019 CHEVROLET SILVERADO 2500/3500HD LOWER VALANCE FILLER PANEL WITH TOW HOOK CUTOUTSNew
This aluminum panel cleanly finishes the bottom opening of your 2015-2019 Chevy Silverado HD truck bumper when the lower plastic air dam has been removed.
- Allows for installation of more aggre...
Description: This aluminum panel cleanly finishes the bottom opening of your 2015-2019 Chevy Silverado HD truck bumper when the lower plastic air dam has been removed.
- Allows for installation of more...More Details »
Item #: WCF100425 , WCF100427
Condition: New
Price: $215.00
2015-2019 LML/L5P DURAMAX CHEVROLET SILVERADO BUMPER GRILLENew
This stainless steel grille mounts in the opening in the bumper on the 2015-2019 HD Chevrolet Silverado trucks providing protection to the trans cooler assembly from flying road debris while offeri...
Description: This stainless steel grille mounts in the opening in the bumper on the 2015-2019 HD Chevrolet Silverado trucks providing protection to the trans cooler assembly from flying road debris while...More Details »
Item #: WCF100290
Condition: New
Price: $119.00
2017+ L5P DURAMAX STEALTH 67MM DROP IN VGTNew1122546897523
2017-19 L5P DURAMAX STAGE 2 HIGH FLOW INTAKE BUNDLE KITNew
- 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. silico...
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 #: WCF100441
Condition: New
Price: $1,318.23
2017-19 L5P DURAMAX STAGE 3 HIGH FLOW INTAKE BUNDLE KITNew
- 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. silico...
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 #: WCF100403
Condition: New
Price: $1,659.00
2017-19 WCFAB L5P Duramax Cold Air Intake KitNew
Increased Horsepower and Torque
Increased Throttle Response & Sensitivity
Increase in Turbo and Engine Noise. This is NOT a plastic box and pipe, it is aluminum and you WILL experience more turbo...
Description: Increased Horsepower and Torque
Increased Throttle Response & Sensitivity
Increase in Turbo and Engine Noise. This is NOT a plastic box and pipe, it is aluminum and you WILL experience more turbo...More Details »
Item #: WCF100344
Condition: New
Price: $556.78
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
Description: -Passenger Side Up Pipe
-Driver Side Up Pipe
-Up Pipe Gaskets (4)
Item #: WCF100624
Condition: New
Price: $655.00
Sale: $635.35
Save: 3%
Save: $19.65
2017-2022 L5P DURAMAX BILLET EXHAUST MANIFOLDSNew
- Fully TIG Welded, CNC machined billet steel exhaust manifolds
- Finished in Black Ceramic Coat rated for 2000ºF
- Includes new gaskets for manifold to cylinder head, EGR flange, and manifold t...
Description: - Fully TIG Welded, CNC machined billet steel exhaust manifolds
- Finished in Black Ceramic Coat rated for 2000ºF
- Includes new gaskets for manifold to cylinder head, EGR flange, and manifold...More Details »
Description: -3" Hot Side Intercooler Pipe
-Silicone Boots
-T-Bolt Clamps
-Powder Coating
Item #: WCF100365
Condition: New
Price: $314.00
Sale: $304.58
Save: 3%
Save: $9.42
2020+ Duramax 60" Traction Bar Kit (RCLB/CCSB/DCSB)New
***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
-Cu...
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
Price: $939.00
2020+ DURAMAX 68" TRACTION BAR KIT (DCLB/CCLB)New
***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
-Curry Enterprise Johnny Jo...
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
-Curry Enterprise Johnny...More Details »
Item #: WCF100876
Condition: New
Price: $939.00
2020-2021 L5P Duramax 4" Intake Kit with Air BoxNew
High flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts on the 2020-2021 L5P Duramax for improved engine performance...
Description: High flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts on the 2020-2021 L5P Duramax for improved engine...More Details »
Item #: WCF100702
Condition: New
Price: $599.00
Sale: $581.03
Save: 3%
Save: $17.97
2020-2022 L5P DURAMAX STAGE 2 HIGH FLOW INTAKE BUNDLE KITNew
- 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. silico...
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
Price: $1,395.83
2020-2023 L5P DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2New
-4" Intake Pipe
-3 1/2" Intake Horn
-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 B...
Description: -4" Intake Pipe
-3 1/2" Intake Horn
-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...More Details »
Item #: WCF100684
Condition: New
Price: $795.00
Sale: $771.15
Save: 3%
Save: $23.85
L5P DURAMAX HIGH FLOW 3.5" Y-BRIDGE (BRIDGE ONLY)NewWCF100530
- 3.5" High Flow Y-Bridge for custom build racing applications
- CNC Machined Billet Aluminum Center Section and Flanges
- TIG Welded Construction
- Includes Bungs for MAP sensor and 1/8" NPT Ac...
Description: - 3.5" High Flow Y-Bridge for custom build racing applications
- CNC Machined Billet Aluminum Center Section and Flanges
- TIG Welded Construction
- Includes Bungs for MAP sensor and 1/8" NPT...More Details »
Item #: WCF100283
Condition: New
Price: $695.00
L5P Fuel Filter Upgrade Kit (17-19 Short & Long Bed / 20-22 Long Bed)New
- 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 #: FPE-L5P-FFBA-1719
Condition: New
Price: $229.89
LBZ/LMM Duramax High Flow 3" Y-BridgeNew
3" High Flow Y-Bridge for custom build performance and racing applications
- Bolts to OEM intake runners
- 3" Bead Roll Connection at inlet
- Two piece bolt together design for simple installat...
Description: 3" High Flow Y-Bridge for custom build performance and racing applications
- Bolts to OEM intake runners
- 3" Bead Roll Connection at inlet
- Two piece bolt together design for simple...More Details »
Item #: WCF100235
Condition: New
Price: $552.90
LML Duramax High Flow 3" Y-BridgeNew
3" High Flow Y-Bridge for custom build racing applications
- CNC Machined Cast Aluminum Base
- TIG Welded Construction
- Includes Bungs for MAP sensor and 1/8" NPT Accessory
- Bolts to OEM inta...
Description: 3" High Flow Y-Bridge for custom build racing applications
- CNC Machined Cast Aluminum Base
- TIG Welded Construction
- Includes Bungs for MAP sensor and 1/8" NPT Accessory
- Bolts to OEM...More Details »
-Stainless Steel Hot Pipe
-Hot Side Intercooler Pipe
-Charge Pipe Between Chargers
-Coolant Tank with Hardware and Hoses
-Down Pipe with Catalytic Converter
-Silicone Boots
-V-band & T-Bolt C...
Description: -Stainless Steel Hot Pipe
-Hot Side Intercooler Pipe
-Charge Pipe Between Chargers
-Coolant Tank with Hardware and Hoses
-Down Pipe with Catalytic Converter
-Silicone Boots
-V-band & T-Bolt...More Details »
Item #: WCF100700
Condition: New
Price: $3,395.00
Wehrli Custom Fabrication 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOXNew
- 4" Intake Pipe
- 14g Aluminum Construction
- Air Box with Lid
- Dry Air Filter
- Outerwear's Pre-Filter Cover
- Includes Installation Hardware
- Silicone Boot & Stainless Steel T-Bolt Clamp...