- 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
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
- 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
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
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: $39.00
2001-2016 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 and manifold to up pipe
-...
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 and manifold to up pipe
-...More Details »
Item #: WCF100363
Condition: New
Limited Supply: Only 9 Left!
In Stock. Ships in 3-5 business days.
Price: $1,289.13
2001-2016 Duramax Up Pipe Bolt KitNew
ARP Up Pipe Bolt kit for 2001-2016 Duramax. 6 Washers and Bolts for installing 1 up pipe. Includes ARP Lube.
Purchase two sets when installing a pair of up pipes.
Description: ARP Up Pipe Bolt kit for 2001-2016 Duramax. 6 Washers and Bolts for installing 1 up pipe. Includes ARP Lube.
Purchase two sets when installing a pair of up pipes.
Item #: WCF100240
Condition: New
In Stock. Ships in 3-5 business days.
Price: $33.95
2001-2016 Duramax 2" Stainless Driver Side Up Pipe for OEM or WCFab Manifold with GasketsNew
-Driver Side 2" Stainless Up Pipe
-Up Pipe Gaskets (2)
2011-2014 Chevrolet Silverado 2500/3500 HD Bumper GrilleNew
This stainless steel grille mounts in the opening in the bumper on the 2011-2014 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 2011-2014 HD Chevrolet Silverado trucks providing protection to the trans cooler assembly from flying road debris while...More Details »
Item #: WCF100285
Condition: New
Raw Stainless, Gloss Black and Fine Texture Black in stock and ships in 3-5 business days. 25-30 business day lead time on other
colors.
Price: $125.00
2011-2014 Chevrolet Silverado 2500/3500HD Lower Valance Filler Panel with Tow Hook CutoutsNew
This aluminum panel cleanly finishes the bottom opening of your 2011-2014 Chevy Silverado HD truck bumper when the lower plastic air dam has been removed.
- Allows for installation of more aggr...
Description: This aluminum panel cleanly finishes the bottom opening of your 2011-2014 Chevy Silverado HD truck bumper when the lower plastic air dam has been removed.
- Allows for installation of more...More Details »
Item #: WCF100368
Condition: New
Fine Texture Black and Raw in stock and ships in 3-5 business days. 25-30 business day lead time on other colors.
Price: $215.00
2011-2014 Chevrolet Silverado 2500/3500HD Lower Valance Filler Panel without Tow Hook CutoutsNew
This aluminum panel cleanly finishes the bottom opening of your 2011-2014 Chevy Silverado HD truck bumper when the lower plastic air dam has been removed.
- Allows for installation of more aggr...
Description: This aluminum panel cleanly finishes the bottom opening of your 2011-2014 Chevy Silverado HD truck bumper when the lower plastic air dam has been removed.
- Allows for installation of more...More Details »
Item #: WCF100369
Condition: New
Fine Texture Black and Raw in stock and ships in 3-5 business days. 25-30 business day lead time on other colors.
Price: $215.00
2011-2016 Duramax / 2013-2018 Cummins Low Coolant Level Sensor New
- CNC Machined Billet Aluminum Plate
- Black anodized finish with engraved logo
- Includes Stainless Mounting Hardware
- NO Tuning required, bolt on!
- Will fit on stock truck no other modifica...
Description: - CNC Machined Billet Aluminum Plate
- Black anodized finish with engraved logo
- Includes Stainless Mounting Hardware
- NO Tuning required, bolt on!
- Will fit on stock truck no other modifications or upgrades necessary!
Item #: WCF100096
Condition: New
In Stock. Ships in 3-5 business days.
Price: $42.68
2011-2016 LML Duramax 3" Down PipeNew
-3" Down Pipe
-Black Ceramic Coating
-Heat Wrap and clamps
WCFab Red with Standard Brushed Tag and Gloss Black with Standard Brushed Tag in stock and ships in 3-5 business days. 25-30 business day lead time on other colors.
Price: $449.00
2011-2016 LML Duramax Twin CP3 Kit Black Anodized PulleyNew
-CP3 Mount Bracket (Powder Coated)
-Stainless Hardware
-Billet Aluminum CP3 Pulley Black Anodized
-Stainless Steel CP3 Pulley Nut
-Low Pressure Fuel Feed and Return Lines
-Stainless 1/2" CP3 F...
WCFab Red with Standard Brushed Tag and Gloss Black with Standard Brushed Tag in stock and ships in 3-5 business days. 25-30 business day lead time on other colors.
Price: $149.00
2011-2019 Duramax 60" Traction Bar Kit (RCLB/CCSB/ECSB)New
***For Regular Cab Long Bed, Extended Cab Short Bed and Crew Cab Short Bed Models***
-LIFETIME WARRANTY against bending or breaking (to original purchaser)
-60" Heavy Duty Bars
-Poly Bushings
...
Description: ***For Regular Cab Long Bed, Extended 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 #: WCF100851
Condition: New
WCFab Red with Standard Brushed Tag and Gloss Black with Standard Brushed Tag in stock and ships in 3-5 business days. 25-30 business day lead time on other colors.
Price: $939.00
2011-2019 Duramax 68" Traction Bar Kit (ECLB, CCLB)New
***For Extended 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
...
Description: ***For Extended 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 #: WCF100853
Condition: New
WCFab Red with Standard Brushed Tag in stock and ships in 3-5 business days. 25-30 business day lead time on other colors.
Price: $939.00
2011-2019 Duramax Traction Bar Brackets & Hardware Install KitNew
- 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 axl...
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 #: WCF100841
Condition: New
Limited Supply: Only 9 Left!
In Stock. Ships in 3-5 business days.
Price: $252.20
2011-2019 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 #: WCF100432
Condition: New
Fine Texture Black and Gloss Black in stock and ships in 3-5 business days. 25-30 business day lead time on other colors.
Price: $272.00
2011-2019 LML/L5P Duramax Allison 4x4 Transfer Case BraceNew
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 #: WCF100140
Condition: New
25-30 Business Day Lead Time
Price: $154.00
2015.5-2016 LML Duramax 3" Stainless Down Pipe (3 Bolt Flange)New
-3" Stainless Downpipe (3 bolt flange)
-Heat Wrap and clamps
- Dry Air Filter 4" Inlet
- Airflow comparable to cotton filters
- Exceptional filtration keeps your engine protected from harmful debris
- Lasts up to 30,000 miles on the highway
- Extend the ...
Description: - Dry Air Filter 4" Inlet
- Airflow comparable to cotton filters
- Exceptional filtration keeps your engine protected from harmful debris
- Lasts up to 30,000 miles on the highway
- Extend the life of the filter using compressed air
Item #: WCF100717
Condition: New
In Stock. Ships in 3-5 business days.
Price: $65.96
Air Filter 5" Inlet (Dry)New
- Dry Air Filter 5" Inlet
- Airflow comparable to cotton filters
- Exceptional filtration keeps your engine protected from harmful debris
- Lasts up to 30,000 miles on the highway
- Extend the ...
Description: - Dry Air Filter 5" Inlet
- Airflow comparable to cotton filters
- Exceptional filtration keeps your engine protected from harmful debris
- Lasts up to 30,000 miles on the highway
- Extend the life of the filter using compressed air
Item #: WCF100719
Condition: New
In Stock. Ships in 3-5 business days.
Price: $65.96
Duramax Billet CP3 Pulley Deep Offset Anodized BlackNew
Description: -Mount Bracket
-Zinc primer & Semi gloss black powder coat finish
Item #: WCF100269
Condition: New
In Stock. Ships in 3-5 business days.
Price: $101.85
LB7/LLY/LBZ/LMM/LML Duramax S400 Single Turbo Oil Line KitNew
-Parker stainless braided #10 drain and #4 Feed Line
-Plug for OEM feed location in valley
-Fitting for turbo Feed
-Fitting for engine block oil galley
-Turbo drain flange and fitting
-Flange...
Description: -Parker stainless braided #10 drain and #4 Feed Line
-Plug for OEM feed location in valley
-Fitting for turbo Feed
-Fitting for engine block oil galley
-Turbo drain flange and fitting
-Flange for rear engine cover
Item #: WCF100397
Condition: New
Limited Supply: Only 0 Left!
In Stock. Ships in 3-5 business days.
Price: $231.83
LLY/LBZ/LMM/LML Duramax S300 Single Turbo Oil Line KitNew
-Parker stainless braided #10 drain and #4 Feed Line
-Plug for OEM feed location in valley
-Fitting for turbo Feed
-Fitting for engine block oil galley
-Turbo drain flange and fitting
-Flange...
Description: -Parker stainless braided #10 drain and #4 Feed Line
-Plug for OEM feed location in valley
-Fitting for turbo Feed
-Fitting for engine block oil galley
-Turbo drain flange and fitting
-Flange for rear engine cover
Item #: WCF100396
Condition: New
In Stock. Ships in 3-5 business days.
Price: $239.00
LML Duramax Billet Upper Valve Cover SetNew
-Left and Right Upper Valve Covers
-Flush Head Stainless hardware
-O-ring Seal
-Powder Coating