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Wehrli 17-19 Chevrolet L5P Duramax High Flow Intake Bundle Kit - Gloss White

$635.00 $631.16
WCFWCF100718-GW
Air Intake Systems Cold Air Intake Cold Air Intakes
Stage 1 upgrade for the 2017-2019 L5P Duramax improves airflow between the turbo and engine for improved efficiency, throttle response, and turbo spool up....

Wehrli 17-19 L5P Duramax Billet Anodized Transmission Cooler Thermostat Bypass Plug

$74.38
WCFWCF100469
Cooling Thermostat Housings
As a direct replacement for the failure prone OEM thermostat, the Transmission Cooler Thermostat Bypass Plug can drop fluid temperature from 15-50 degrees F...

Wehrli 17-23 GM 6.6L L5P Duramax VGT Exhaust Housing Heat Blanket

$169.44
WCFWCF100822
Fabrication Heat Shields
For use on tuned 2017-2023 L5P Duramax competition trucks equipped with VGT Style Turbochargers.This Part Fits: Year Make Model Submodel 2021-2023 Chevrolet Silverado 2500...

Wehrli 17-24 Chevrolet 6.6L L5P Duramax 2in Stainless Up Pipe Kit w/Gaskets

$705.00 $699.06
WCFWCF100624
Connecting Pipes Exhaust, Mufflers & Tips
Replace the lightweight 16G, leak prone, 1 5/8" OEM up pipes on your 2017-2025 6.6L L5P Duramax equipped Chevrolet Silverado or GMC Sierra 2500...

Wehrli 17-24 Chevrolet/GMC 6.6L L5P Duramax 3.5in Down Pipe

$349.86
WCFWCF100129
Downpipes Exhaust, Mufflers & Tips
Replace the restrictive crushed factory down pipe on your 2017-2025 L5P Duramax with this 3.5" Down Pipe for improved exhaust flow. Connects to the...

Wehrli 17-24 Chevrolet/GMC 6.6L L5P Duramax Up Pipe Bolt Kit

$75.35
WCFWCF100199
Engine Components Hardware Kits - Other
The WCFab L5P Up Pipe Bolt Kit is comprised of 12 specially selected high strength ARP fasteners and matched washers with a pack of...

Wehrli 17-24 Duramax L5P High Flow Intake Horn - Gloss Black

$276.14
WCFWCF100775-GB
Air Intake Components Air Intake Systems
The WCFab L5P 4 in. High Flow Cast Aluminum Turbo Intake Horn for 2017-2024 Chevrolet Silverado or GMC 2500 / 3500 HD trucks equipped...

Wehrli 17-24 Duramax L5P High Flow Intake Horn - Gloss White

$276.14
WCFWCF100775-GW
Air Intake Components Air Intake Systems
The WCFab L5P 4 in. High Flow Cast Aluminum Turbo Intake Horn for 2017-2024 Chevrolet Silverado or GMC 2500 / 3500 HD trucks equipped...

Wehrli 17-24 Duramax L5P High Flow Intake Horn - WCFab Grey

$300.39
WCFWCF100775-GRY
Air Intake Components Air Intake Systems
The WCFab L5P 4 in. High Flow Cast Aluminum Turbo Intake Horn for 2017-2024 Chevrolet Silverado or GMC 2500 / 3500 HD trucks equipped...

Wehrli 17-24 Duramax L5P High Flow Intake Horn - WCFab Red

$300.39
WCFWCF100775-RED
Air Intake Components Air Intake Systems
The WCFab L5P 4 in. High Flow Cast Aluminum Turbo Intake Horn for 2017-2024 Chevrolet Silverado or GMC 2500 / 3500 HD trucks equipped...

Wehrli 17-24 L5P Duramax Billet Exhaust Manifold Kit w/ Gaskets and ARP Hardware

$1,619.00 $1,586.32
WCFWCF100373
Exhaust, Mufflers & Tips Headers & Manifolds
WCFab's 2017-2025 L5P Duramax Billet Exhaust Manifolds replace the restrictive factory cast parts with high-strength, TIG-welded high-flow billet steel components. These manifolds are exhaust...

Wehrli 20-24 Chevrolet 6.6L L5P Duramax 3.5in Intake Horn w/PCV Port - Gloss Black

$242.19
WCFWCF100833-GB
Air Intake Components Air Intake Systems
3.5 in. Turbo Intake Horn for the 2020-2024 L5P Duramax with factory style Turbo. The OEM plastic intake horn is 2.4 in. diameter and...

Wehrli 20-24 Chevrolet 6.6L L5P Duramax 4in Intake Kit - Gloss Black

$649.00 $645.51
WCFWCF100702-GB
Air Intake Systems Cold Air Intake Cold Air Intakes
WCFab's 4" High flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts on the...

Wehrli 20-24 Chevrolet 6.6L L5P Duramax 4in Intake Kit - Gloss White

$649.00 $645.51
WCFWCF100702-GW
Air Intake Systems Cold Air Intake Cold Air Intakes
WCFab's 4" High flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts on the...

Wehrli 20-24 Chevrolet 6.6L L5P Duramax Driver Side 3in Intercooler Pipe - Gloss Black

$352.30
WCFWCF100365-GB
Forced Induction Intercooler Pipe Kits
The 3" High Flow Driver side Intercooler pipe for the 2020-2025 L5P Duramax. Replaces the factory two piece 2 1/2" inter cooler pipe with...

Wehrli 20-24 Chevrolet 6.6L L5P Duramax Driver Side 3in Intercooler Pipe - Gloss White

$351.49
WCFWCF100365-GW
Forced Induction Intercooler Pipe Kits
The 3" High Flow Driver side Intercooler pipe for the 2020-2025 L5P Duramax. Replaces the factory two piece 2 1/2" inter cooler pipe with...

Wehrli 20-24 Chevrolet 6.6L L5P Duramax Driver Side 3in Intercooler Pipe - WCFab Red

$376.55
WCFWCF100365-RED
Forced Induction Intercooler Pipe Kits
The 3" High Flow Driver side Intercooler pipe for the 2020-2025 L5P Duramax. Replaces the factory two piece 2 1/2" inter cooler pipe with...

Wehrli 20-24 Chevrolet 6.6L L5P Duramax Passenger Side 3.5in Intercooler Pipe - Gloss Black

$388.66
WCFWCF100381-GB
Forced Induction Intercooler Pipe Kits
The 3.5" High Flow Passenger Side Intercooler Pipe for 2020 and Newer L5P Duramax replaces the factory plastic two piece pipe with a high...
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