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Wehrli Custom Fabrication - 1 1/2" T4 Spacer Plate Kit
1 1/2" T4 Spacer Plate Kit
(0) Reviews: Write first review
Description: -1 1/2" T4 Spacer Plate, Ceramic Coated -M10 Studs, Nuts, & Washers -(2) T4 Gaskets
Item #: WCF100358
Condition: New
In Stock. Ships in 3-5 business days.
Price: $144.00

Qty:

Wehrli Custom Fabrication - 1" T4 Spacer Plate Kit
1" T4 Spacer Plate Kit
(0) Reviews: Write first review
Description: -1" T4 Spacer Plate, Ceramic Coated -M10 Studs, Nuts, & Washers -(2) T4 Gaskets
Item #: WCF100800
Condition: New
In Stock. Ships in 3-5 business days.
Price: $124.00

Qty:

Wehrli Custom Fabrication - 1.75" ID x 3.5" Long Silicone Boot and Clamp Kit
NEW!
1.75" ID x 3.5" Long Silicone Boot and Clamp Kit
(0) Reviews: Write first review
Description: - Qty. 1 of 1.75" Straight Boot 3 1/2" Long with Logo - Qty. 2 of 1.75" T-Bolt Clamp
Item #: WCF207-114
Condition: New
In Stock. Ships in 3-5 business days.
Price: $32.00
Qty:

Wehrli Custom Fabrication - 1/2" T4 Spacer Plate Kit
1/2" T4 Spacer Plate Kit
(0) Reviews: Write first review
Description: -1/2" T4 Spacer Plate, Ceramic Coated -M10 Studs, Nuts, & Washers -(2) T4 Gaskets
Item #: WCF100118
Condition: New
In Stock. Ships in 3-5 business days.
Price: $82.00

Qty:

Wehrli Custom Fabrication - 17-19 L5P Duramax / 14-18 GM 1500 Transmission Cooler Thermostat Bypass Plug
17-19 L5P Duramax / 14-18 GM 1500 Transmission Cooler Thermostat Bypass Plug
  • Currently 5/5 Stars
 (3)
Description: - CNC Machined Billet Aluminum Thermostatic Bypass Plug - Black Anodized Finish - High temperature silicone O-ring seals - Reduces fluid flow restriction to trans cooler - Simple Installation...More Details »
Item #: WCF100469
Condition: New
In Stock. Ships in 3-5 business days.
Price: $56.00

Qty:

Wehrli Custom Fabrication - 1998-2021 5.9L and 6.7L Cummins Billet Aluminum Brake Master Cylinder Cap, Black Anodized
1998-2021 5.9L and 6.7L Cummins Billet Aluminum Brake Master Cylinder Cap, Black Anodized
(0) Reviews: Write first review
Description: - CNC Machined Billet Cap is a direct OEM Replacement, not a cover - Made in USA - Black Anodized Finish - Installs in seconds - Reuses diaphragm from existing cap
Item #: WCF100258
Condition: New
In Stock. Ships in 3-5 business days.
Price: $35.00
Qty:

Wehrli Custom Fabrication - 1998-2021 5.9L and 6.7L Cummins Billet Aluminum Brake Master Cylinder Cap, Clear Anodized
1998-2021 5.9L and 6.7L Cummins Billet Aluminum Brake Master Cylinder Cap, Clear Anodized
(0) Reviews: Write first review
Description: - CNC Machined Billet Cap is a direct OEM Replacement, not a cover - Made in USA - Clear Anodized Finish - Installs in seconds - Reuses diaphragm from existing cap
Item #: WCF100257
Condition: New
In Stock. Ships in 3-5 business days.
Price: $35.00
Qty:

Wehrli Custom Fabrication - 1998.5-2007 5.9L Cummins Intake Grid Heater Delete Kit
1998.5-2007 5.9L Cummins Intake Grid Heater Delete Kit
(0) Reviews: Write first review
Description: -CNC Machined from Billet Aluminum -Reusable O-Ring Seals -Black Anodized Finish with Engraved WCFab Logo -NO Tuning required, bolt on! -Will fit on stock truck no other modifications or upgrades necessary!
Item #: WCF100338
Condition: New
Black Anodized in stock and ships in 3-5 business days. 25-30 Business Day Lead Time on other colors.
This Product cannot ship to the state of California
Price: $92.00


Wehrli Custom Fabrication - 1998.5-2021 Cummins Billet Aluminum Oil Fill Cap, Black Anodized
1998.5-2021 Cummins Billet Aluminum Oil Fill Cap, Black Anodized
(0) Reviews: Write first review
Description: -CNC Machined Billet Cap is a direct OEM Replacement, not a cover -Matches WCFab Billet Aluminum Brake Reservoir Caps -Includes o-ring seal -Black Anodized Finish -Engraved Wehrli Custom logo...More Details »
Item #: WCF100395
Condition: New
In Stock. Ships in 3-5 business days.
Price: $59.00

Qty:

Wehrli Custom Fabrication - 1998.5-2021 Cummins Billet Aluminum Oil Fill Cap, Clear Anodized
1998.5-2021 Cummins Billet Aluminum Oil Fill Cap, Clear Anodized
(0) Reviews: Write first review
Description: -CNC Machined Billet Cap is a direct OEM Replacement, not a cover -Matches WCFab Billet Aluminum Brake Reservoir Caps -Includes o-ring seal -Clear Anodized Finish -Engraved Wehrli Custom logo...More Details »
Item #: WCF100394
Condition: New
In Stock. Ships in 3-5 business days.
Price: $59.00

Qty:

Wehrli Custom Fabrication - 1999-2022 GM 1500/2500/3500 Billet Aluminum Brake Master Cylinder Cap, Black Anodized
1999-2022 GM 1500/2500/3500 Billet Aluminum Brake Master Cylinder Cap, Black Anodized
(0) Reviews: Write first review
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
Item #: WCF100216
Condition: New
In Stock. Ships in 3-5 business days.
Price: $42.00
Qty:

Wehrli Custom Fabrication - 1999-2022 GM 1500/2500/3500 Billet Aluminum Brake Master Cylinder Cap, Clear Anodized
1999-2022 GM 1500/2500/3500 Billet Aluminum Brake Master Cylinder Cap, Clear Anodized
(0) Reviews: Write first review
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
Item #: WCF100215
Condition: New
In Stock. Ships in 3-5 business days.
Price: $42.00
Qty:

Wehrli Custom Fabrication - 1999-2022 GM Billet Coolant Heater Core Firewall Fitting
1999-2022 GM Billet Coolant Heater Core Firewall Fitting
(0) Reviews: Write first review
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
Qty:

Wehrli Custom Fabrication - 2" ID x 3.5" Long Silicone Boot and Clamp Kit
NEW!
2" ID x 3.5" Long Silicone Boot and Clamp Kit
(0) Reviews: Write first review
Description: - Qty. 1 of 2" ID x 3.5" Long Straight Boot with Logo - Qty. 2 of 2" T-Bolt Clamp
Item #: WCF207-110
Condition: New
In Stock. Ships in 3-5 business days.
Price: $32.00
Qty:

Wehrli Custom Fabrication - 2" T-Bolt Clamp
NEW!
2" T-Bolt Clamp
(0) Reviews: Write first review
Item #: WCF203-82
Condition: New
In Stock. Ships in 3-5 business days.
Price: $5.95
Qty:

Wehrli Custom Fabrication - 2.375" x 3" ID Straight Reducer 4.5" Long Silicone Boot and Clamp Kit
NEW!
2.375" x 3" ID Straight Reducer 4.5" Long Silicone Boot and Clamp Kit
(0) Reviews: Write first review
Description: - Qty. 1 of 2.375" x 3" ID Silicone Reducer Boot 4.5" Long - Qty. 1 of 3" T-Bolt Clamp - Qty. 1 of 2.375-2.5" T-Bolt Clamp
Item #: WCF207-105
Condition: New
In Stock. Ships in 3-5 business days.
Price: $59.00

Qty:

Wehrli Custom Fabrication - 2.5" T-Bolt Clamp
2.5" T-Bolt Clamp
(0) Reviews: Write first review
Item #: WCF203-19
Condition: New
In Stock. Ships in 3-5 business days.
Price: $6.95
Qty:

Wehrli Custom Fabrication - 2.5" x 3" Silicone Boot
2.5" x 3" Silicone Boot
(0) Reviews: Write first review
Item #: WCF203-26
Condition: New
In Stock. Ships in 3-5 business days.
Price: $39.00
Qty:

Wehrli Custom Fabrication - 2.75" T-Bolt Clamp
2.75" T-Bolt Clamp
(0) Reviews: Write first review
Item #: WCF203-13
Condition: New
In Stock. Ships in 3-5 business days.
Price: $6.95
Qty:

Wehrli Custom Fabrication - 2.75" x 3" ID Straight Reducer 4.5" Long Silicone Boot and Clamp Kit
NEW!
2.75" x 3" ID Straight Reducer 4.5" Long Silicone Boot and Clamp Kit
(0) Reviews: Write first review
Description: - Qty. 1 of 2.75" x 3" ID Straight Reducer 4.5" Long Silicone Boot - Qty. 1 of 3" T-Bolt Clamp - Qty. 1 of 2.75" T-Bolt Clamp
Item #: WCF207-103
Condition: New
In Stock. Ships in 3-5 business days.
Price: $59.00

Qty:

Wehrli Custom Fabrication - 2.75" x 3" Silicone Boot
2.75" x 3" Silicone Boot
(0) Reviews: Write first review
Item #: WCF203-30
Condition: New
In Stock. Ships in 3-5 business days.
Price: $39.00
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Wehrli Custom Fabrication - 2.8L Duramax T3 Stainless Exhaust Manifold
2.8L Duramax T3 Stainless Exhaust Manifold
  • Currently 5/5 Stars
 (1)
Description: - Cast Stainless Steel T3 Flange Exhaust Manifold for 2.8L Duramax - Industry standard T3 turbo mounting flange allows the use of many different turbo options for custom projects or engine swaps
Item #: WCF100449
Condition: New
Price: $1,099.00

Qty:

Wehrli Custom Fabrication - 2001-2004 LB7 750+HP Built Transmission
2001-2004 LB7 750+HP Built Transmission
(0) Reviews: Write first review
Description: Must Be Installed by an Authorized Dealer
Item #: LB7750+HP
Condition: New
Please Call for Availability

Call For Price: 630-277-8239
Wehrli Custom Fabrication - 2001-2004 LB7 750HP Built Transmission
2001-2004 LB7 750HP Built Transmission
(0) Reviews: Write first review
Description: Must Be Installed by an Authorized Dealer
Item #: LB7750HP
Condition: New
Please Call for Availability

Call For Price: 630-277-8239
Wehrli Custom Fabrication - 2001-2004 LB7 Duramax 2" Stainless Single Turbo Up Pipe Kit for OEM or WCFab Manifolds w/ Gaskets
2001-2004 LB7 Duramax 2" Stainless Single Turbo Up Pipe Kit for OEM or WCFab Manifolds w/ Gaskets
(0) Reviews: Write first review
Description: -Passenger Side Up Pipe -Driver Side Up Pipe -Up Pipe Gaskets (4)
Item #: WCF100590
Condition: New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $595.00


Wehrli Custom Fabrication - 2001-2004 LB7 Duramax 2" Stainless Twin Turbo Up Pipe Kit for OEM or WCFab Manifolds w/ Gaskets
2001-2004 LB7 Duramax 2" Stainless Twin Turbo Up Pipe Kit for OEM or WCFab Manifolds w/ Gaskets
(0) Reviews: Write first review
Description: -Passenger Side Up Pipe -Driver Side Up Pipe -Up Pipe Gaskets (4)
Item #: WCF100589
Condition: New
25-30 Business Day Lead Time
This Product cannot ship to the state of California
Price: $595.00


Wehrli Custom Fabrication - 2001-2004 LB7 Duramax 3.5" Intake Horn
2001-2004 LB7 Duramax 3.5" Intake Horn
(0) Reviews: Write first review
Description: -3 1/2" Intake Horn -Stainless Hardware -Gasket -Powder coating -No Tuning Required!
Item #: WCF100342
Condition: New
25-30 Business Day Lead Time
This Product cannot ship to the state of California
Price: $136.00


Wehrli Custom Fabrication - 2001-2004 LB7 Duramax 4" Intake Kit
2001-2004 LB7 Duramax 4" Intake Kit
(0) Reviews: Write first review
Description: -4" Intake -Dry Air filter -Outerwear's Pre-Filter Cover -Silicone Boot -T-Bolt Clamps -Powder Coating -No Tuning Required!
Item #: WCF100334
Condition: New
25-30 Business Day Lead Time
This Product cannot ship to the state of California
Price: $389.00


Wehrli Custom Fabrication - 2001-2004 LB7 Duramax 4" Stage 2 Intake Kit
2001-2004 LB7 Duramax 4" Stage 2 Intake Kit
  • Currently 4/5 Stars
 (1)
Description: -4" Intake -3 1/2" Intake Horn -Outerwear's Pre-Filter Cover -Air Filter Cover -Silicone Boot -T-Bolt Clamps -Powder Coating -No Tuning Required!
Item #: WCF100636
Condition: New
25-30 Business Day Lead Time
This Product cannot ship to the state of California
Price: $479.00


Wehrli Custom Fabrication - 2001-2004 LB7 Duramax Driver (Hot) Side 3" Intercooler Pipe Kit
2001-2004 LB7 Duramax Driver (Hot) Side 3" Intercooler Pipe Kit
(0) Reviews: Write first review
Description: -3" Driver Side Intercooler Pipe -Silicone Boots -T-Bolt Clamps -Powder Coating -No tuning required
Item #: WCF100349
Condition: New
25-30 Business Day Lead Time
This Product cannot ship to the state of California
Price: $289.00


Wehrli Custom Fabrication - 2001-2004 LB7 Duramax Stage 1 High Flow Intake Bundle Kit
NEW!
2001-2004 LB7 Duramax Stage 1 High Flow Intake Bundle Kit
(0) Reviews: Write first review
Description: - 3" Fabricated Y-Bridge (for OEM style intake horn) - 3" Passenger (Cold) Side Intercooler Pipe - 3" Driver (Hot) Side Intercooler Pipe - 14 ga Aluminum Construction - FPRV Block Off Kit -...More Details »
Item #: WCF100411
Condition: New
25-30 Business Day Lead Time
This Product cannot ship to the state of California
Price: $1,089.00


Wehrli Custom Fabrication - 2001-2004 LB7 Duramax Stage 3 High Flow Intake Bundle Kit
2001-2004 LB7 Duramax Stage 3 High Flow Intake Bundle Kit
(0) Reviews: Write first review
Description: -3" Fabricated Billet Y-Bridge -3" Passenger (Cold) Side Intercooler Pipe -3" Driver (Hot) Side Intercooler Pipe -4" Intake -3 1/2" Intake Horn -Dry Air Filter -Outerwear's Pre-Filter Cover...More Details »
Item #: WCF100712
Condition: New
25-30 Business Day Lead Time
This Product cannot ship to the state of California
Price: $1,835.00


Wehrli Custom Fabrication - 2001-2004 LB7 Duramax 2" Stainless Single Turbo Style Pass Side Up Pipe for OEM or WCFab Manifold with Gaskets
2001-2004 LB7 Duramax 2" Stainless Single Turbo Style Pass Side Up Pipe for OEM or WCFab Manifold with Gaskets
(0) Reviews: Write first review
Description: -Passenger Side Up Pipe (Clearance'd for conventional down pipes) -Up Pipe Gaskets (2)
Item #: WCF100654
Condition: New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $319.00


Wehrli Custom Fabrication - 2001-2004 LB7 Duramax 2" Stainless Twin Turbo Style Pass Side Up Pipe for OEM or WCFab Manifold with Gaskets
2001-2004 LB7 Duramax 2" Stainless Twin Turbo Style Pass Side Up Pipe for OEM or WCFab Manifold with Gaskets
(0) Reviews: Write first review
Description: -Passenger Side Up Pipe (WILL NOT CLEAR a Conventional down pipe!) -Up Pipe Gaskets (2)
Item #: WCF100648
Condition: New
Built to order. 10-15 business day lead time.
This Product cannot ship to the state of California
Price: $319.00


Wehrli Custom Fabrication - 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Block Off Kit
2001-2004 LB7 Duramax Fuel Pressure Relief Valve Block Off Kit
(0) Reviews: Write first review
Description: -Stainless Block off Plug -5/16" Fuel Line -5/16" Brass Tee Fitting -Hose Clamps
Item #: WCF100023
Condition: New
In Stock. Ships in 3-5 business days.
Price: $69.00


Wehrli Custom Fabrication - 2001-2004 LB7 Duramax Twin CP3 Kit Black Anodized Pulley
2001-2004 LB7 Duramax Twin CP3 Kit Black Anodized Pulley
(0) Reviews: Write first review
Description: -CP3 Mount Bracket (Powder Coated) -Stainless Hardware -Billet Aluminum CP3 Pulley, Raw -Stainless Steel CP3 Pulley Nut -Low Pressure Fuel Feed and Return Lines -Stainless 1/2" CP3 Feed...More Details »
Item #: WCF100231
Condition: New
Raw currently back ordered. Black Anodized in stock and ships in 7-10 business days. 25-30 business day lead time on other colors.
This Product cannot ship to the state of California
Price: $1,295.00


Wehrli Custom Fabrication - 2001-2004 LB7 Duramax Twin CP3 Kit Raw/Custom Pulley
2001-2004 LB7 Duramax Twin CP3 Kit Raw/Custom Pulley
(0) Reviews: Write first review
Description: -CP3 Mount Bracket (Powder Coated) -Stainless Hardware -Billet Aluminum CP3 Pulley, Raw -Stainless Steel CP3 Pulley Nut -Low Pressure Fuel Feed and Return Lines -Stainless 1/2" CP3 Feed...More Details »
Item #: WCF100245
Condition: New
Raw currently back ordered. Black Anodized in stock and ships in 7-10 business days. 25-30 business day lead time on other colors.
This Product cannot ship to the state of California
Price: $1,295.00


Wehrli Custom Fabrication - 2001-2004 LB7 Duramax Y-Bridge Kit
2001-2004 LB7 Duramax Y-Bridge Kit
(0) Reviews: Write first review
Description: -3" Fabricated Billet Y-Bridge (clearanced for OEM style intake horn) -3" Passenger Side Intercooler Pipe -FPRV Block Off Kit -Silicone Boots -T-Bolt Clamps -O-Ring Bridge Flange Gaskets -Map...More Details »
Item #: WCF100693
Condition: New
25-30 Business Day Lead Time
This Product cannot ship to the state of California
Price: $849.00


Wehrli Custom Fabrication - 2001-2004 LB7 Duramax  3" Down Pipe
2001-2004 LB7 Duramax  3" Down Pipe
(0) Reviews: Write first review
Description: - 3" Downpipe - Heat Wrap - High Temp Coating - Bolt on upgrade - No tuning required
Item #: WCF100119
Condition: New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $229.00

Qty:

Wehrli Custom Fabrication - 2001-2005 Duramax Twin CP3 Controller
2001-2005 Duramax Twin CP3 Controller
(0) Reviews: Write first review
Description: -Twin CP3 Pump Controller -Wire Harness -Connectors
Item #: WCF100093
Condition: New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $225.00

Qty:

Wehrli Custom Fabrication - 2001-2005 LB7/LLY Duramax Upper Coolant Pipe
2001-2005 LB7/LLY Duramax Upper Coolant Pipe
  • Currently 5/5 Stars
 (1)
Description: -Coolant Pipe -Silicone Boots -T-Bolt Clamps -Powder Coating
Item #: WCF100860
Condition: New
25-30 Business Day Lead Time
Price: $135.00


Wehrli Custom Fabrication - 2001-2007 LB7/LLY/LBZ Duramax Twin Turbo Coolant Tank Kit
2001-2007 LB7/LLY/LBZ Duramax Twin Turbo Coolant Tank Kit
(0) Reviews: Write first review
Description: -Coolant Tank -Low coolant sensor -Cap -Hoses -Clamps -Fittings -Powder Coating
Item #: WCF100642
Condition: New
25-30 Business Day Lead Time
Price: $345.00


Wehrli Custom Fabrication - 2001-2007 LB7/LLY/LBZ Duramax OEM Placement Coolant Tank Kit
2001-2007 LB7/LLY/LBZ Duramax OEM Placement Coolant Tank Kit
  • Currently 5/5 Stars
 (2)
Description: -Coolant Tank -Low Coolant Level Sensor -Billet Anodized Cap -Over Flow Hose -Coolant Level Sight Glass -Installation Hardware -Powder Coating
Item #: WCF100645
Condition: New
25-30 Business Day Lead Time
Price: $449.00


Wehrli Custom Fabrication - 2001-2007 LB7/LLY/LBZ Duramax Allison 4x4 Transfer Case Brace
2001-2007 LB7/LLY/LBZ Duramax Allison 4x4 Transfer Case Brace
(0) Reviews: Write first review
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 #: WCF100130
Condition: New
25-30 Business Day Lead Time
Price: $154.00


Wehrli Custom Fabrication - 2001-2010 & 2017+ Duramax Low Coolant Level Sensor
2001-2010 & 2017+ Duramax Low Coolant Level Sensor
(0) Reviews: Write first review
Description: -Coolant Sensor
Item #: WCF206-19
Condition: New
In Stock. Ships in 3-5 business days.
Price: $40.00
Qty:

Wehrli Custom Fabrication - 2001-2010 Duramax 60" Traction Bar Kit (RCLB/CCSB/ECSB)
2001-2010 Duramax 60" Traction Bar Kit (RCLB/CCSB/ECSB)
(0) Reviews: Write first review
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 #: WCF100850
Condition: New
WCFab Red and Gloss Black in stock and ships in 3-5 business days. 25-30 business day lead time on other colors.
Price: $939.00


Wehrli Custom Fabrication - 2001-2010 Duramax 68" Traction Bar Kit (ECLB, CCLB)
2001-2010 Duramax 68" Traction Bar Kit (ECLB, CCLB)
  • Currently 5/5 Stars
 (1)
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 #: WCF100852
Condition: New
WCFab Red in stock and ships in 3-5 business days. 25-30 business day lead time on other colors.
Price: $939.00


Wehrli Custom Fabrication - 2001-2010 Duramax Traction Bar Brackets & Hardware Install Kit
2001-2010 Duramax Traction Bar Brackets & Hardware Install Kit
(0) Reviews: Write first review
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 brackets
Item #: WCF100840
Condition: New
In Stock. Ships in 3-5 business days.
Price: $260.00


Wehrli Custom Fabrication - 2001-2010 GM 2500/3500 HD Lower Splash Shield Kit
2001-2010 GM 2500/3500 HD Lower Splash Shield Kit
  • Currently 5/5 Stars
 (2)
Description: Replaces OEM plastic front shield 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 #: WCF100463
Condition: New
Fine Texture Black in stock and ships in 3-5 business days. 25-30 business day lead time on other colors.
Price: $272.00


Wehrli Custom Fabrication - 2001-2010 LB7/LLY/LBZ/LMM Duramax HD Engine Mounts
2001-2010 LB7/LLY/LBZ/LMM Duramax HD Engine Mounts
(0) Reviews: Write first review
Description: -Left & Right Mount -High Grade Hardware for Mount to Engine -Thread-locker compound -Poly Bushings -Powder Coating
Item #: WCF100158
Condition: New
25-30 Business Day Lead Time
Price: $429.00


Wehrli Custom Fabrication - 2001-2016 Duramax Billet Exhaust Manifolds
2001-2016 Duramax Billet Exhaust Manifolds
(0) Reviews: Write first review
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
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $1,329.00

Qty:

Wehrli Custom Fabrication - 2001-2016 Duramax Up Pipe Bolt Kit
2001-2016 Duramax Up Pipe Bolt Kit
(0) Reviews: Write first review
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: $35.00
Qty:

Wehrli Custom Fabrication - 2001-2016 Duramax 2" Stainless Driver Side Up Pipe for OEM or WCFab Manifold with Gaskets
2001-2016 Duramax 2" Stainless Driver Side Up Pipe for OEM or WCFab Manifold with Gaskets
(0) Reviews: Write first review
Description: -Driver Side 2" Stainless Up Pipe -Up Pipe Gaskets (2)
Item #: WCF100652
Condition: New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $319.00


Wehrli Custom Fabrication - 2001-2019 Duramax Brake Master Cylinder Reservoir Cover
2001-2019 Duramax Brake Master Cylinder Reservoir Cover
  • Currently 5/5 Stars
 (2)
Description: - TIG Welded Fabricated Aluminum Cover for Plastic Reservoir - Utilizes OEM Mounting Points and Hardware - Installs in minutes with basic hand tools - Custom Powder Coat Finish
Item #: WCF100205
Condition: New
WCFab Red and Gloss Black in stock and ships in 3-5 business days. 25-30 business day lead time on other colors.
Price: $135.00


Wehrli Custom Fabrication - 2001-2022 GM Billet Aluminum Oil Fill Cap, Black Anodized
2001-2022 GM Billet Aluminum Oil Fill Cap, Black Anodized
(0) Reviews: Write first review
Description: -CNC Machined Billet Aluminum GM factory oil cap filler neck replacement -Matches WCFab Billet Aluminum Coolant Tank and Brake Reservoir Caps -Includes o-ring seal -Machined cam lock -Black...More Details »
Item #: WCF100443
Condition: New
In Stock. Ships in 3-5 business days.
Price: $51.00

Qty:

Wehrli Custom Fabrication - 2001-2022 GM Billet Aluminum Oil Fill Cap, Clear Anodized
2001-2022 GM Billet Aluminum Oil Fill Cap, Clear Anodized
(0) Reviews: Write first review
Description: -CNC Machined Billet Aluminum GM factory oil cap filler neck replacement -Matches WCFab Billet Aluminum Coolant Tank and Brake Reservoir Caps -Includes o-ring seal -Machined cam lock -Clear...More Details »
Item #: WCF100442
Condition: New
In Stock. Ships in 3-5 business days.
Price: $51.00

Qty:

Wehrli Custom Fabrication - 2003-2005 5.9L Cummins WCFab X D&J Precision Billet Valve Cover
2003-2005 5.9L Cummins WCFab X D&J Precision Billet Valve Cover
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Description: - Made from aircraft quality 6061-T6 aluminum - Features a baffled breather system - Includes a WCFab Engraved Cap - Powder coated in your choice of color - Includes D&J's custom billet...More Details »
Item #: WCF100330
Condition: New
25-30 Business Day Lead Time
This Product cannot ship to the state of California
Price: $635.00


Wehrli Custom Fabrication - 2003-2007 5.9L Cummins 3" Driver (Cold) Side Replacement Intercooler Pipe
2003-2007 5.9L Cummins 3" Driver (Cold) Side Replacement Intercooler Pipe
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Description: -3" Intercooler Pipe -Silicone Boots -T-Bolt Clamps -Powder Coat -NO Tuning required, bolt on! -Will fit on stock truck no other modifications or upgrades necessary!
Item #: WCF100359
Condition: New
25-30 Business Day Lead Time
This Product cannot ship to the state of California
Price: $205.00


Wehrli Custom Fabrication - 2003-2007 5.9L Cummins 3" Passenger (Hot) Side Replacement Intercooler Pipe Kit
2003-2007 5.9L Cummins 3" Passenger (Hot) Side Replacement Intercooler Pipe Kit
(0) Reviews: Write first review
Description: -3" Intercooler Pipe -Silicone Boots -T-Bolt Clamps -Powder Coating -NO Tuning required, bolt on! -Will fit on stock truck no other modifications or upgrades necessary!
Item #: WCF100544
Condition: New
25-30 Business Day Lead Time
This Product Cannot Ship to the State of California
Price: $209.00


Wehrli Custom Fabrication - 2003-2007 5.9L Cummins 3.5" High Flow Intake Horn & Intercooler Pipe Kit
2003-2007 5.9L Cummins 3.5" High Flow Intake Horn & Intercooler Pipe Kit
(0) Reviews: Write first review
Description: -3.5" High Flow Intake Horn & matching 3.5" Intercooler Pipe -High Quality Aluminum Construction -Intake Gasket -Hardware -Powder Coating -Silicone Boots -Stainless T-Bolt Clamps -2x 1/8"...More Details »
Item #: WCF100528
Condition: New
25-30 Business Day Lead Time
This Product cannot ship to the state of California
Price: $549.00


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