UnderDog Diesel » Wehrli Custom Fabrication
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Wehrli Custom Fabrication
- Wehrli Custom Fabrication 2019-2023 6.7L Cummins WCFab X Fleece Thermostat Housing - WCF100169
SKU: WCF100169
PART #: WCF100169
$173.63
$179.00
WCFab Red, WCFab Grey, Bengal Red, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.

Wehrli Custom Fabrication
- Wehrli Custom Fabrication Billet ORB Fill Plug for WCFab Rear Differential Covers - WCF205-459
SKU: WCF205-459
PART #: WCF205-459
$24.25
$25.00
In Stock. Ships in 3-5 business days.

Wehrli Custom Fabrication
- Wehrli Custom Fabrication 1998.5-2018 5.9L & 6.7L Cummins WCFab X Fleece Thermostat Housing - WCF100157
SKU: WCF100157
PART #: WCF100157
$173.63
$179.00
WCFab Red, WCFab Grey, Gloss Black, and Gloss White in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.

Wehrli Custom Fabrication
- Wehrli Custom Fabrication 2003-2005 5.9L Cummins WCFab X D&J Precision Billet Valve Cover - WCF100330
SKU: WCF100330
PART #: WCF100330
$726.53
$749.00
This Product cannot ship to the state of California
10-15 Business Day Lead Time

Wehrli Custom Fabrication
- Wehrli Custom Fabrication 2006-2023 5.9L and 6.7L Cummins WCFab X D&J Precision Billet Valve Cover - WCF100366
SKU: WCF100366
PART #: WCF100366
$726.53
$749.00
This Product cannot ship to the state of California
WCFab Red, WCFab Grey, Bengal Red, Gloss Black and Gloss White in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.

Wehrli Custom Fabrication
- Wehrli Custom Fabrication 2011-2016 LML Duramax WCFab X PPE High-Capacity Cast Aluminum Engine Oil Pan - WCF100132
SKU: WCF100132
PART #: WCF100132
$396.73
$409.00
10-15 Business Day Lead Time

Wehrli Custom Fabrication
- Wehrli Custom Fabrication 2020-2024 L5P Duramax WCFab X PPE High-Capacity Cast Aluminum Engine Oil Pan - WCF100134
SKU: WCF100134
PART #: WCF100134
$493.73
$509.00
10-15 Business Day Lead Time

Wehrli Custom Fabrication
- Wehrli Custom Fabrication 2017-2019 L5P Duramax WCFab X PPE High-Capacity Cast Aluminum Engine Oil Pan - WCF100133
SKU: WCF100133
PART #: WCF100133
$484.03
$499.00
10-15 Business Day Lead Time

Wehrli Custom Fabrication
- Wehrli Custom Fabrication 2001-2010 LB7/LLY/LBZ/LMM Duramax WCFab X PPE High-Capacity Cast Aluminum Oil Pan - WCF100131
SKU: WCF100131
PART #: WCF100131
$367.63
$379.00
10-15 Business Day Lead Time

Wehrli Custom Fabrication
- Wehrli Custom Fabrication 2011-2016 LML Duramax 2" Stainless Up Pipe Kit for OEM or WCFab Manifolds w/ Gaskets - WCF100197
SKU: WCF100197
PART #: WCF100197
$674.15
$695.00
This Product cannot ship to the state of California
In Stock. Ships in 3-5 business days.

Wehrli Custom Fabrication
- Wehrli Custom Fabrication 2001-2016 Duramax 2" Stainless Driver Side Up Pipe for OEM or WCFab Manifold with Gaskets - WCF100652
SKU: WCF100652
PART #: WCF100652
$324.95
$335.00
This product cannot ship to California.
In Stock. Ships in 3-5 business days.

Wehrli Custom Fabrication
- Wehrli Custom Fabrication 2001-2004 LB7 Duramax 2" Stainless Twin Turbo Up Pipe Kit for OEM or WCFab Manifolds w/ Gaskets - WCF100589
SKU: WCF100589
PART #: WCF100589
$606.25
$625.00
This product cannot ship to California.
10-15 Business Day Lead Time

Wehrli Custom Fabrication
- Wehrli Custom Fabrication 2011-2016 LML Duramax 2" Stainless Passenger Side Up Pipe Kit for OEM or WCFab Manifolds w/ Gaskets - WCF100211
SKU: WCF100211
PART #: WCF100211
$406.43
$419.00
This Product cannot ship to the state of California
In Stock. Ships in 3-5 business days.

Wehrli Custom Fabrication
- Wehrli Custom Fabrication 2001-2004 LB7 Duramax 2" Stainless Single Turbo Up Pipe Kit for OEM or WCFab Manifolds w/ Gaskets - WCF100590
SKU: WCF100590
PART #: WCF100590
$606.25
$625.00
This Product cannot ship to the state of California
In Stock. Ships in 3-5 business days.

Wehrli Custom Fabrication
- Wehrli Custom Fabrication 2001-2004 LB7 Duramax 2" Stainless Twin Turbo Style Pass Side Up Pipe for OEM or WCFab Manifold with Gaskets - WCF100648
SKU: WCF100648
PART #: WCF100648
$324.95
$335.00
This Product cannot ship to the state of California
Built to order. 10-15 business day lead time.

Wehrli Custom Fabrication
- Wehrli Custom Fabrication 2001-2004 LB7 Duramax 2" Stainless Single Turbo Style Pass Side Up Pipe for OEM or WCFab Manifold with Gaskets - WCF100654
SKU: WCF100654
PART #: WCF100654
$324.95
$335.00
This Product cannot ship to the state of California
In Stock. Ships in 3-5 business days.

Wehrli Custom Fabrication
- Wehrli Custom Fabrication 2022-2024 6.7L Power Stroke High Output Hot Side Intercooler Pipe Kit
SKU: WCF100308
PART #: WCF100308
$319.00

Wehrli Custom Fabrication
- Wehrli Custom Fabrication Traction Bar Bushing - WCF206-14
SKU: WCF206-14
PART #: WCF206-14
$19.35
$19.95
In Stock. Ships in 3-5 business days.

Wehrli Custom Fabrication
- Wehrli Custom Fabrication Traction Bar Bushings & Heims - WCF207-26
SKU: WCF207-26
PART #: WCF207-26
$178.48
$184.00
In Stock. Ships in 3-5 business days.

Wehrli Custom Fabrication
- Wehrli Custom Fabrication 2013-2018 6.7 Cummins Radiator / Core Support Cover - WCF100546
SKU: WCF100546
PART #: WCF100546
$193.03
$199.00
10-15 Business Day Lead Time