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Wehrli 17-19 Chevrolet L5P Duramax Twin Turbo Style Coolant Tank Kit - Gloss Black
$475.99
WCFWCF100710-GB
Coolant Reservoirs
Cooling
L5P Duramax Fabricated Aluminum Coolant Tank Kit for Twin Turbo Applications mounts on passenger side fender. Does not allow use of passenger side battery...
Wehrli 17-19 Chevrolet L5P Duramax Twin Turbo Style Coolant Tank Kit - Raw Aluminum
$427.99
WCFWCF100710-RAW
Coolant Reservoirs
Cooling
L5P Duramax Fabricated Aluminum Coolant Tank Kit for Twin Turbo Applications mounts on passenger side fender. Does not allow use of passenger side battery...
Wehrli 17-19 Duramax L5P / 20-24 L5P Duramax Long Bed Fuel Filter Housing Kit
$262.99
WCFWCF100361
Fuel Delivery
Fuel Filters
Increase fuel filter capacity and amount of time between filter changes on your 2017-2024 L5P Duramax by upgrading from a stock cartridge style filter...
Wehrli 17-19 Duramax L5P 4in. Stage 2 Intake Kit - Bengal Red
$839.00
$829.99
WCFWCF100360-BR
Air Intake Systems
Cold Air Intakes
WCFab 2017-2019 GM L5P 6.6L Duramax 4" Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box enclosure with...
Wehrli 17-19 Duramax L5P 4in. Stage 2 Intake Kit - Candy Red
$889.00
$877.99
WCFWCF100360-CR
Air Intake Systems
Cold Air Intakes
WCFab 2017-2019 GM L5P 6.6L Duramax 4" Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box enclosure with...
Wehrli 17-19 Duramax L5P 4in. Stage 2 Intake Kit - Cat Yellow
$839.00
$829.99
WCFWCF100360-CAT
Air Intake Systems
Cold Air Intakes
WCFab 2017-2019 GM L5P 6.6L Duramax 4" Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box enclosure with...
Wehrli 17-19 Duramax L5P 4in. Stage 2 Intake Kit - Chevy Orange
$839.00
$829.99
WCFWCF100360-CRO
Air Intake Systems
Cold Air Intakes
WCFab 2017-2019 GM L5P 6.6L Duramax 4" Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box enclosure with...
Wehrli 17-19 Duramax L5P 4in. Stage 2 Intake Kit - Flat Black
$839.00
$829.99
WCFWCF100360-FB
Air Intake Systems
Cold Air Intakes
WCFab 2017-2019 GM L5P 6.6L Duramax 4" Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box enclosure with...
Wehrli 17-19 Duramax L5P 4in. Stage 2 Intake Kit - Gun Metal
$839.00
$829.99
WCFWCF100360-GM
Air Intake Systems
Cold Air Intakes
WCFab 2017-2019 GM L5P 6.6L Duramax 4" Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box enclosure with...
Wehrli 17-19 Duramax L5P Coolant Tank (OEM Placement) - Chevy Orange
$509.00
$508.99
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
$533.99
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
$508.99
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
$508.99
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
$679.99
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
$631.99
WCFWCF100718-CAT
Air Intake Systems
Cold Air Intakes
New Products from SanDiegoOverlanding.com
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
$631.99
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
$631.99
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
$631.99
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
$679.99
WCFWCF100718-IBB
Air Intake Systems
Cold Air Intakes
New Products from SanDiegoOverlanding.com
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
$679.99
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
$1,567.99
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
$1,567.99
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
$1,588.99
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
$1,760.99
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
$170.99
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
$508.99
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
$508.99
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
$74.99
WCFWCF100469
Best Sellers
Chevy 1500
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
$74.99
WCFWCF205-190
Best Sellers
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
$1,467.99
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 17-23 Chevrolet L5P Duramax Relocation Mount FASS Lift Pump
$77.99
WCFWCF100276
Best Sellers
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
$169.99
WCFWCF100822
Fabrication
Heat Shields
New Products from SanDiegoOverlanding.com
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
$699.99
WCFWCF100624
Connecting Pipes
Exhaust, Mufflers & Tips
New Products from SanDiegoOverlanding.com
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
$2,175.99
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
$349.99
WCFWCF100129
Downpipes
Exhaust, Mufflers & Tips
New Products from SanDiegoOverlanding.com
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
$75.99
WCFWCF100199
Best Sellers
Engine Components
Hardware Kits - Other
New Products from SanDiegoOverlanding.com
Performance Engine Parts & Upgrades
The WCFab L5P Up Pipe Bolt Kit is comprised of 12 specially selected high strength ARP fasteners and matched washers with a pack of...