Wehrli 17-19 Duramax L5P Coolant Tank (OEM Placement) - Chevy Orange
$509.00
$493.73
WCFWCF100433-CRO
Coolant Reservoirs
Cooling
The WCFab 2017-2019 L5P Duramax 2500 / 3500 & 2019+ L5D Duramax 4500 / 5500 / 6500 Fabricated Aluminum Coolant Tank Kit, mounts in...
Wehrli 17-19 Duramax L5P Coolant Tank OEM Placement Sparkle Granny Smith
$534.00
$517.98
WCFWCF100433-SGS
Coolant Reservoirs
Cooling
The WCFab 2017-2019 L5P Duramax 2500 / 3500 & 2019+ L5D Duramax 4500 / 5500 / 6500 Fabricated Aluminum Coolant Tank Kit, mounts in...
Wehrli 17-19 Duramax L5P OEM Location Coolant Tank - Gun Metal
$509.00
$493.73
WCFWCF100433-GM
Coolant Reservoirs
Cooling
The WCFab 2017-2019 L5P Duramax 2500 / 3500 & 2019+ L5D Duramax 4500 / 5500 / 6500 Fabricated Aluminum Coolant Tank Kit, mounts in...
Wehrli 17-19 Duramax L5P OEM Location Coolant Tank - Kiwi Green
$509.00
$493.73
WCFWCF100433-KIWI
Coolant Reservoirs
Cooling
The WCFab 2017-2019 L5P Duramax 2500 / 3500 & 2019+ L5D Duramax 4500 / 5500 / 6500 Fabricated Aluminum Coolant Tank Kit, mounts in...
Wehrli 17-19 Duramax L5P Stage 1 High Flow Bundle Kit - Candy Red
$685.00
$664.45
WCFWCF100718-CR
Air Intake Systems
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 Duramax L5P Stage 1 High Flow Bundle Kit - Cat Yellow
$635.00
$615.95
WCFWCF100718-CAT
Air Intake Systems
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 Duramax L5P Stage 1 High Flow Bundle Kit - Chevy Orange
$635.00
$615.95
WCFWCF100718-CRO
Air Intake Systems
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 Duramax L5P Stage 1 High Flow Bundle Kit - Fine Texture Black
$635.00
$615.95
WCFWCF100718-FTB
Air Intake Systems
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 Duramax L5P Stage 1 High Flow Bundle Kit - Gun Metal
$635.00
$615.95
WCFWCF100718-GM
Air Intake Systems
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 Duramax L5P Stage 1 High Flow Bundle Kit - Illusion Blueberry
$685.00
$664.45
WCFWCF100718-IBB
Air Intake Systems
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 Duramax L5P Stage 1 High Flow Bundle Kit - WCFab Grey
$685.00
$664.45
WCFWCF100718-GRY
Air Intake Systems
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 Duramax L5P Stage 2 High Flow Bundle Kit - Deore Gold
$1,600.00
$1,552.00
WCFWCF100441-DG
Air Intake Systems
Cold Air Intakes
The OEM diameter and we experienced a 25HP Gain with our 4 in. turbo inlet when used with a Max Effort Tune. High quality...
Wehrli 17-19 Duramax L5P Stage 2 High Flow Bundle Kit - Illusion Blueberry
$1,600.00
$1,552.00
WCFWCF100441-IBB
Air Intake Systems
Cold Air Intakes
The OEM diameter and we experienced a 25HP Gain with our 4 in. turbo inlet when used with a Max Effort Tune. High quality...
Wehrli 17-19 Duramax L5P Stage 2 High Flow Bundle Kit - WCFab Grey
$1,600.00
$1,552.00
WCFWCF100441-GRY
Air Intake Systems
Cold Air Intakes
The OEM diameter and we experienced a 25HP Gain with our 4 in. turbo inlet when used with a Max Effort Tune. High quality...
Wehrli 17-19 Duramax L5P Stage 3 High Flow Bundle Kit - Bengal Red
$1,799.00
$1,745.03
WCFWCF100403-BR
Air Intake Systems
Cold Air Intakes
The OEM diameter and we experienced a 25HP Gain with our 4 in. turbo inlet when used with a Max Effort Tune. High quality...
Wehrli 17-19 Duramax L5P Upper Coolant Pipe - Chevy Orange
$160.00
$155.20
WCFWCF100742-CRO
Cooling
Radiator Hoses
Aluminum Upper Coolant Pipe for 2017-2019 L5P Duramax replaces the OEM rubber upper coolant hose and comes powder coated color of choice! Replaces the...
Wehrli 17-19 L5P / 2019+ L5D Duramax OEM Placement Coolant Tank Kit - Fine Texture Black
$509.00
$493.73
WCFWCF100433-FTB
Coolant Reservoirs
Cooling
The WCFab 2017-2019 L5P Duramax 2500 / 3500 & 2019+ L5D Duramax 4500 / 5500 / 6500 Fabricated Aluminum Coolant Tank Kit, mounts in...
Wehrli 17-19 L5P / 2019+ L5D Duramax OEM Placement Coolant Tank Kit - Semi Gloss Black
$509.00
$493.73
WCFWCF100433-SGB
Coolant Reservoirs
Cooling
The WCFab 2017-2019 L5P Duramax 2500 / 3500 & 2019+ L5D Duramax 4500 / 5500 / 6500 Fabricated Aluminum Coolant Tank Kit, mounts in...
Wehrli 17-19 L5P Duramax Billet Anodized Transmission Cooler Thermostat Bypass Plug
$61.00
$59.17
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 17-19 L5P Duramax Intercooler Outlet Boot Adapter
$61.00
$59.17
WCFWCF205-190
Clamps
Fabrication
This Billet Aluminum Beadroll Adapter Flange connects to the outlet (passenger / cold) side of the Intercooler. Adapts the OE slip/clip ring assembly to...
Wehrli 17-2019 Duramax L5P Stage 2 High Flow Bundle Kit - Bengal Red
$1,475.00
$1,430.75
WCFWCF100441-BR
Air Intake Systems
Cold Air Intakes
The OEM diameter and we experienced a 25HP Gain with our 4 in. turbo inlet when used with a Max Effort Tune. High quality...
Wehrli 17-22 Chevrolet 6.6L L5P Duramax 2in Stainless Up Pipe Kit w/Gaskets
$689.00
$668.33
WCFWCF100624
Wehrli 17-19 Chevrolet 6.6L L5P Duramax 2in Stainless Up Pipe Kit w/Gaskets
Wehrli 17-22 Chevrolet/GMC 6.6L L5P Duramax 3.5in Down Pipe
$335.00
$324.95
WCFWCF100129
Wehrli 17-19 Chevrolet 6.6L L5P Duramax 3.5in Down Pipe
Wehrli 17-22 Chevrolet/GMC 6.6L L5P Duramax Up Pipe Bolt Kit
$60.00
$58.20
WCFWCF100199
Wehrli 17-20 Chevrolet 6.6L L5P Duramax Up Pipe Bolt Kit
Wehrli 17-22 Power Stroke 4.5in / Dana M300 Axle Traction Bar Installation Kit
$330.00
$320.10
WCFWCF100501
Suspension
Suspension Arms & Components
Built in house at WCFab these traction bar brackets are designed specifically for use on the Dana M300 rear axle option commonly found on...
Wehrli 17-23 Chevrolet L5P Duramax Relocation Mount FASS Lift Pump
$64.00
$62.08
WCFWCF100276
Fuel Delivery
Fuel Pump - External Mounts
2017-2023 L5P Duramax Fass Fuel System Relocation Mounting Bracket. Relocates the FASS fuel system to underneath the truck just in front of the fuel...
Wehrli 17-23 GM 6.6L L5P Duramax VGT Exhaust Housing Heat Blanket
$154.49
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 17-23 L5P 6.6L Duramax/19-23 L5D 6.6L Duramax High Flow Turbo Pedestal Kit
$549.00
$532.53
WCFWCF100185
Forced Induction
Turbo Upgrade Components
Wehrli 17-23 L5P 6.6L Duramax/19-23 L5D 6.6L Duramax High Flow Turbo Pedestal Kit
Wehrli 17-24 6.7L Power Stroke Coolant Tank and Battery Box Kit - Gloss Black
$895.00
$868.15
WCFWCF100203-GB
Coolant Reservoirs
Cooling
The WCFab Coolant Tank Kit with Battery Box for the 2017-2025 Ford Super Duty equipped with the 6.7L Power Stroke Diesel engine replaces the...
Wehrli 17-24 6.7L Power Stroke Secondary Coolant Tank Kit - Gloss Black
$429.00
$416.13
WCFWCF100196-GB
Coolant Reservoirs
Cooling
The WCFab Secondary Coolant Tank Kit for the 2017-2024 Ford Super Duty equipped with the 6.7L Power Stroke Diesel engine replaces the uglyOEM plastic...
Wehrli 17-24 Chevrolet 6.6L L5P Duramax 2in Stainless Up Pipe Kit w/Gaskets
$655.00
$649.19
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 Duramax Billet Exhaust Manifold & Stainless Up Pipe Kit w/ Gaskets & Hardware
$2,225.00
$2,158.25
WCFWCF100226
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 17-24 Chevrolet/GMC 6.6L L5P Duramax 3.5in Down Pipe
$323.27
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
$69.13
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 - Bengal Blue
$269.00
$260.93
WCFWCF100775-BB
Air Intake Components
Air Intake Systems
The WCFab L5P 4 in. High Flow Cast Aluminum Turbo Intake Horn for 2017-2025 Chevrolet Silverado or GMC 2500 / 3500 HD trucks equipped...
Wehrli 17-24 Duramax L5P High Flow Intake Horn - Bengal Grey
$269.00
$260.93
WCFWCF100775-BG
Air Intake Components
Air Intake Systems
The WCFab L5P 4 in. High Flow Cast Aluminum Turbo Intake Horn for 2017-2025 Chevrolet Silverado or GMC 2500 / 3500 HD trucks equipped...
