1 1/2" T4 Spacer Plate Kit
New
-1 1/2" T4 Spacer Plate, Ceramic Coated
-M10 Studs, Nuts, & Washers
-(2) T4 Gaskets
Item #: WCF100358
Wehrli Custom Fabrication
USD
152.00
Description: -1 1/2" T4 Spacer Plate, Ceramic Coated
-M10 Studs, Nuts, & Washers
-(2) T4 Gaskets
Item #: WCF100358
Condition:
New
1" T4 Spacer Plate Kit
New
-1" T4 Spacer Plate, Ceramic Coated
-M10 Studs & Nuts
-(2) T4 Gaskets
Item #: WCF100800
Wehrli Custom Fabrication
USD
130.00
NEW!
Description: -1" T4 Spacer Plate, Ceramic Coated
-M10 Studs & Nuts
-(2) T4 Gaskets
Item #: WCF100800
Condition:
New
1/2" T4 Spacer Plate Kit
New
-1/2" T4 Spacer Plate, Ceramic Coated
-M10 Studs, Nuts, & Washers
-(2) T4 Gaskets
Item #: WCF100118
Wehrli Custom Fabrication
USD
86.00
Description: -1/2" T4 Spacer Plate, Ceramic Coated
-M10 Studs, Nuts, & Washers
-(2) T4 Gaskets
Item #: WCF100118
Condition:
New
2001-2010 & 2017-2024 Duramax Low Coolant Level Sensor
New
Correct replacement sensor for WCFab Fabricated Coolant Tanks designed for LB7, LLY, LBZ, LMM and L5P Duramax trucks
Item #: WCF206-19
Wehrli Custom Fabrication
USD
49.00
Description: Correct replacement sensor for WCFab Fabricated Coolant Tanks designed for LB7, LLY, LBZ, LMM and L5P Duramax trucks
Item #: WCF206-19
Condition:
New
2001-2023 Duramax Fleece Billet Coolant Block Off Plate
New
670875715875
- Fixes coolant leaks common to OE covers over time
- Integral square cut o-ring
- CNC Machined Billet Aluminum Construction
- Made in USA
Item #: FPE-DMAX-CBOP
Fleece Performance
USD
55.00
Description: - Fixes coolant leaks common to OE covers over time
- Integral square cut o-ring
- CNC Machined Billet Aluminum Construction
- Made in USA
Item #: FPE-DMAX-CBOP
Condition:
New
2006-2010 LB7/LBZ/LMM Duramax Map Sensor Seal & Bracket
New
-Map Sensor Seal
-Map Sensor Bracket
Item #: WCF100796
Wehrli Custom Fabrication
USD
17.00
Description: -Map Sensor Seal
-Map Sensor Bracket
Item #: WCF100796
Condition:
New
2007.5-2010 LMM Duramax Coolant Bypass/Relocation Fitting
New
-Coolant Fitting
-No tuning required!
Item #: WCF100798
Wehrli Custom Fabrication
USD
42.00
Description: -Coolant Fitting
-No tuning required!
Item #: WCF100798
Condition:
New
2011-2016 Duramax / 2013-2018 Cummins Low Coolant Level Sensor
New
Correct replacement sensor for WCFab Fabricated Coolant Tanks designed for the GM 6.6L LML Duramax and late 4th Gen 6.7L Cummins equipped trucks.
Item #: WCF206-25
Wehrli Custom Fabrication
USD
49.00
Description: Correct replacement sensor for WCFab Fabricated Coolant Tanks designed for the GM 6.6L LML Duramax and late 4th Gen 6.7L Cummins equipped trucks.
Item #: WCF206-25
Condition:
New
2017-19 L5P Duramax Intercooler Outlet Boot Adapter
New
- Billet Aluminum Beadroll Adapter Flange connects to outlet (passenger) side of the OEM or aftermarket intercooler with stock clip ring style connections
- Adapts OE slip/clip ring assembly on th...
Item #: WCF205-190
Wehrli Custom Fabrication
USD
59.00
Description: - Billet Aluminum Beadroll Adapter Flange connects to outlet (passenger) side of the OEM or aftermarket intercooler with stock clip ring style connections
- Adapts OE slip/clip ring assembly on...
More Details »
Item #: WCF205-190
Condition:
New
2017-2025 L5P Duramax Intake Horn Hardware Kit
New
Item #: WCF207-12
Wehrli Custom Fabrication
USD
15.00
Item #: WCF207-12
Condition:
New
2019-2024 6.7L Cummins Low Coolant Level Sensor
New
Correct replacement sensor for WCFab Fabricated Coolant Tanks designed for 5th Gen Ram trucks equipped with the 6.7L Cummins diesel engine.
Item #: WCF206-78
Wehrli Custom Fabrication
USD
49.00
Description: Correct replacement sensor for WCFab Fabricated Coolant Tanks designed for 5th Gen Ram trucks equipped with the 6.7L Cummins diesel engine.
Item #: WCF206-78
Condition:
New
3/4" Universal Breather Kit with Elbow
New
Item #: WCF207-31
Wehrli Custom Fabrication
USD
61.00
Item #: WCF207-31
Condition:
New
Billet ORB Fill Plug for WCFab Rear Differential Covers
New
- 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 A...
Item #: WCF205-459
Wehrli Custom Fabrication
USD
25.00
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 #: WCF205-459
Condition:
New
Breather Filter for 3/4" Pipe
New
Item #: WCF206-30
Wehrli Custom Fabrication
USD
35.00
Item #: WCF206-30
Condition:
New
Cummins High Mount 2nd Gen Swap 5" Intake Kit
New
- 5" 14G Aluminum Intake Elbow
- Mounting Ports for Intake Sensors
- Includes air filter, Outerwears cover and hardware
- Compatible with S400 Frame turbochargers
- High Quality Silicone Boot
...
Item #: WCF100827
Wehrli Custom Fabrication
USD
420.00
Description: - 5" 14G Aluminum Intake Elbow
- Mounting Ports for Intake Sensors
- Includes air filter, Outerwears cover and hardware
- Compatible with S400 Frame turbochargers
- High Quality Silicone Boot...
More Details »
Item #: WCF100827
Condition:
New
Double Bulb Seal for 2020-2025 L5P Duramax Ram Air Hood to WCFab Air Box
New
Double Bulb Seal for 2020-2025 L5P Duramax WCFab Air Box to Ram Air Hood
Item #: WCF206-52
Wehrli Custom Fabrication
USD
29.95
Description: Double Bulb Seal for 2020-2025 L5P Duramax WCFab Air Box to Ram Air Hood
Item #: WCF206-52
Condition:
New
O-Ring 2020+ L5P Passenger Side Intercooler Pipe Throttle Valve Flange
New
Item #: WCF203-120
Wehrli Custom Fabrication
USD
1.99
Item #: WCF203-120
Condition:
New
O-Ring L5P Passenger Side Intercooler Pipe Intercooler Outlet Flange
New
Item #: WCF203-83
Wehrli Custom Fabrication
USD
1.99
Item #: WCF203-83
Condition:
New
O-Ring L5P VGT Turbo Flange
New
Item #: WCF203-72
Wehrli Custom Fabrication
USD
1.99
Item #: WCF203-72
Condition:
New
O-Ring LBZ/LMM Passenger Side Intercooler Pipe Flange
New
Item #: WCF203-127
Wehrli Custom Fabrication
USD
2.99
Item #: WCF203-127
Condition:
New
O-Ring S400 Compressor Outlet
New
Item #: WCF203-21
Wehrli Custom Fabrication
USD
1.99
Item #: WCF203-21
Condition:
New
O-Ring VGT Turbo Inlet LLY, LBZ, LMM, LML
New
Item #: WCF203-25
Wehrli Custom Fabrication
USD
1.99
Item #: WCF203-25
Condition:
New
O-Ring Y-Bridge Inlet - LBZ/LMM Duramax Two-Piece
New
1/8" O-ring for sealing surface of inlet pipe on LBZ/LMM Cast Two-Piece Y-bridge
Item #: WCF203-90
Wehrli Custom Fabrication
USD
4.99
Description: 1/8" O-ring for sealing surface of inlet pipe on LBZ/LMM Cast Two-Piece Y-bridge
Item #: WCF203-90
Condition:
New
Premium Duramax/Cummins Rear Differential Cover Bolt Kit
New
- 12 Specially Selected High Strength Stainless Steel 12-point ARP fasteners
- 12 Matched ARP Stainless Steel Washers
Item #: WCF100217
Wehrli Custom Fabrication
USD
69.00
Description: - 12 Specially Selected High Strength Stainless Steel 12-point ARP fasteners
- 12 Matched ARP Stainless Steel Washers
Item #: WCF100217
Condition:
New
RockJock Narrow Forged 2" Johnny Joint
New
Item #: CE-9116N-13
Wehrli Custom Fabrication
USD
66.00
Item #: CE-9116N-13
Condition:
New
Square O-Ring Turbo Drain Flange
New
Item #: WCF203-101
Wehrli Custom Fabrication
USD
1.99
NEW!
Item #: WCF203-101
Condition:
New