This Product is NOT C.A.R.B Approved. This Product Cannot Ship to California
Price: $249.00
WCF100127 Duramax Billet Front Engine CoverNew
WCFab's Billet Front Engine cover is designed to gear drive up to three reverse rotation CP3 pumps. No more throwing serpentine belts or stroker CP3's not spinning! A must for high horsepower comp...
Description: WCFab's Billet Front Engine cover is designed to gear drive up to three reverse rotation CP3 pumps. No more throwing serpentine belts or stroker CP3's not spinning! A must for high horsepower...More Details »
Condition: New
Price: $2,995.00
WCF100349 2001-2004 LB7 Duramax Driver (Hot) Side Intercooler PipeNewWCFAB
Kit Includes:
3" High Flow Y-Bridge for custom build racing applications
CNC Machined Billet Aluminum Center Section and Flanges
Bungs for MAP sensor and 1/8" NPT Accessory
Bolts ...
Description: Kit Includes:
3" High Flow Y-Bridge for custom build racing applications
CNC Machined Billet Aluminum Center Section and Flanges
Bungs for MAP sensor and 1/8" NPT Accessory
Bolts...More Details »
Condition: New
This Product is NOT C.A.R.B Approved. This Product Cannot Ship to California
Price: $571.33
WCFAB 2001-2010 Duramax ECLB & CCLB 68" Traction Bar KitNewWCFAB
This Product is NOT C.A.R.B Approved. This Product Cannot Ship to California
Price: $800.25
WCFab 2006-2007 LBZ Duramax 4" Intake Kit with Air Box - WCF100192New
Kit Includes:
4" Intake Pipe
14g Aluminum Construction
Air Box & Lid Constructed of 10G Aluminum Sheet
Dry Air Filter
Outerwear's Pre-Filter Cover
Includes Installation ...
Description: Kit Includes:
4" Intake Pipe
14g Aluminum Construction
Air Box & Lid Constructed of 10G Aluminum Sheet
Dry Air Filter
Outerwear's Pre-Filter Cover
Includes Installation...More Details »
Condition: New
This Product is NOT C.A.R.B Approved. This Product Cannot Ship to California
Kit Includes:
3.5 in. Cold Side Intercooler Pipe
14g aluminum construction
High Quality HD Silicone 3.5 in. Double Hump Boot
Stainless Steel T-Bolt Clamps
O-Rings
CNC Machin...
Description: Kit Includes:
3.5 in. Cold Side Intercooler Pipe
14g aluminum construction
High Quality HD Silicone 3.5 in. Double Hump Boot
Stainless Steel T-Bolt Clamps
O-Rings
CNC...More Details »
Condition: New
This Product is NOT C.A.R.B Approved. This Product Cannot Ship to California
Description: Kit Includes:
4.8" Inlet - Largest Intake Horn on the Market
Silicone Reducer Boot
Stainless Steel T-Bolt Clamps
O-Ring Seal
PCV Port
CNC Machined Cast Aluminum...More Details »
Condition: New
This Product is NOT C.A.R.B Approved. This Product Cannot Ship to California
Price: $389.00
WCFab 2007.5-2010 LMM Duramax 4" Cold Air Intake Kit with Air Box - WCF100193New
Kit Includes:
4" Intake Pipe
14g Aluminum Construction
Air Box & Lid Constructed of 10G Aluminum Sheet
Dry Air Filter
Outerwear's Pre-Filter Cover
Includes Installation ...
Description: Kit Includes:
4" Intake Pipe
14g Aluminum Construction
Air Box & Lid Constructed of 10G Aluminum Sheet
Dry Air Filter
Outerwear's Pre-Filter Cover
Includes Installation...More Details »
Condition: New
This Product is NOT C.A.R.B Approved. This Product Cannot Ship to California
Price: $528.65
WCFab 2007.5-2010 LMM Duramax 4" Stage 2 Intake Kit with Air Box - WCF100303New
Kit Includes:
4" Intake Pipe
14g Aluminum Construction
Air Box & Lid Constructed of 10G Aluminum Sheet
Dry Air Filter
Outerwear's Pre-Filter Cover
Silicone Boot & St...
Kit Includes:
Left and Right Upper Valve Covers
Flush Head Stainless hardware
Black Anodized #10 JIC / -10AN Fittings
O-Ring Seals
Built-in clearances for performance engines...
Description: Kit Includes:
Left and Right Upper Valve Covers
Flush Head Stainless hardware
Black Anodized #10 JIC / -10AN Fittings
O-Ring Seals
Built-in clearances for performance engines...More Details »
Condition: New
Price: $399.00
WCFAB 2011-2019 Duramax ECLB & CCLB 68" Traction Bar KitNew
***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
-Curry Enterprise Johnny...
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
-Curry Enterprise Johnny...More Details »
Condition: New
Price: $999.00
WCFAB 2011-2019 Duramax RCLB/CCSB/ECSB 60" Traction Bar KitNew
***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 »
Condition: New
Price: $999.00
WCFab 2017-2019 L5P Duramax 4" Cold Air Intake Kit with Air BoxNew
For Powder Coating Options, Please See our Wehrli Powder Coating Guide
WCFab’s 2017-2024 Duramax Billet Exhaust Manifolds with EGR Riser Flange replace the restrictive factory cast parts with high-strength, TIG-welded high-flow billet steel components designed ...
WCFab's Stage 1 upgrade for the 2020-2024 L5P Duramax improves airflow between the turbo and engine for improved efficiency, throttle response, and turbo spool-up. Eliminates weak points in the fa...
Description: WCFab's Stage 1 upgrade for the 2020-2024 L5P Duramax improves airflow between the turbo and engine for improved efficiency, throttle response, and turbo spool-up. Eliminates weak points in the...More Details »
Condition: New
This Product is NOT C.A.R.B Approved. This Product Cannot Ship to California
