Shop L5P Upgrades

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$219.00
CCV Reroute/Delete Kit For 2017-2024 L5P 6.6L Duramax | SPELAB
spelabautoparts
$219.00
CCV Reroute/Delete Kit For 2017-2024 L5P 6.6L Duramax | SPELAB
spelabautoparts
$579.00
4/5 Inch Downpipe-Back 2017-2025 L5P 6.6 Duramax DPF Delete Race Pipe | SPELAB, 4' Dp-Back(2017-2019)Free Exhaust Tips
spelabautoparts
$579.00
4/5 Inch Downpipe-Back 2017-2025 L5P 6.6 Duramax DPF Delete Race Pipe | SPELAB, 4' Dp-Back(2017-2019)Free Exhaust Tips
spelabautoparts
$799.00
5" Downpipe Back Dual 2017-2021 L5P 6.6L Duramax DPF Delete Race Pipe GM 2500/3500 |SPELAB
spelabautoparts
$799.00
5" Downpipe Back Dual 2017-2021 L5P 6.6L Duramax DPF Delete Race Pipe GM 2500/3500 |SPELAB
spelabautoparts
$769.99
4/5 Inch Downpipe-Back 2017-2025 L5P 6.6 Duramax DPF Delete Race Pipe | SPELAB, 5' Dp-Back W/Muffler(2017-2019)Free Exhaust Tips
spelabautoparts
$769.99
4/5 Inch Downpipe-Back 2017-2025 L5P 6.6 Duramax DPF Delete Race Pipe | SPELAB, 5' Dp-Back W/Muffler(2017-2019)Free Exhaust Tips
spelabautoparts
$1,146.66
2020-2023 6.6L Duramax L5P 5" DPF/EGR Delete Kit | Seguler
Seguler
$1,146.66
2020-2023 6.6L Duramax L5P 5" DPF/EGR Delete Kit | Seguler
Seguler
$699.00
2017-2023 L5P 6.6L Duramax EGR/DPF/DOC Delete Kit | 4" DPF Delete Pipe, 3.5" Downpipe
EngineGo
$699.00
2017-2023 L5P 6.6L Duramax EGR/DPF/DOC Delete Kit | 4" DPF Delete Pipe, 3.5" Downpipe
EngineGo
$249.00
Stock Inlet, Stock Outlet Fleece Performance L5P Fuel Filter Upgrade Kits - 4 Microns Filtered | Fleece Performance FPE-L5P-FFBA-1719
Summit Racing
9
Free shipping
$249.00
Stock Inlet, Stock Outlet Fleece Performance L5P Fuel Filter Upgrade Kits - 4 Microns Filtered | Fleece Performance FPE-L5P-FFBA-1719
Summit Racing
$225.59
2017-2024 L5P 6.6L Duramax CCV Reroute / Delete Kit | Trucktok
TruckTok
$225.59
2017-2024 L5P 6.6L Duramax CCV Reroute / Delete Kit | Trucktok
TruckTok
$2,659.99
DPF/DEF/EGR All-In-One Delete Kit For 2017-2023 6.6L Duramax L5P 2500HD 3500HD, 2020-2021 / SOTF Tune (Non-Refundable) / 4" Downpipe-Back+EGR Delete
spelabautoparts
$2,659.99
DPF/DEF/EGR All-In-One Delete Kit For 2017-2023 6.6L Duramax L5P 2500HD 3500HD, 2020-2021 / SOTF Tune (Non-Refundable) / 4" Downpipe-Back+EGR Delete
spelabautoparts
$579.00
2017-2019 L5P 6.6L Duramax Chevy Silverado GMC Sierra 2500HD 3500HD Downpipe-Back Exhaust System 4" DPF Delete
EngineGo
$579.00
2017-2019 L5P 6.6L Duramax Chevy Silverado GMC Sierra 2500HD 3500HD Downpipe-Back Exhaust System 4" DPF Delete
EngineGo
$387.22
2017-2023 6.6L Duramax L5P 3.5" Downpipe & EGR Delete Kit | Seguler
Seguler
$387.22
2017-2023 6.6L Duramax L5P 3.5" Downpipe & EGR Delete Kit | Seguler
Seguler
$1,073.99
2017-2023 L5P 6.6L Duramax EGR/DPF/DOC Delete Kit | 5" Downpipe-Back Without Muffler, EGR Delete, 3.5" Downpipe
EngineGo
$1,073.99
2017-2023 L5P 6.6L Duramax EGR/DPF/DOC Delete Kit | 5" Downpipe-Back Without Muffler, EGR Delete, 3.5" Downpipe
EngineGo
$1,080.99
2017-2019 6.6L Duramax L5P 4" DPF/EGR Delete Kit | Seguler
Seguler
$1,080.99
2017-2019 6.6L Duramax L5P 4" DPF/EGR Delete Kit | Seguler
Seguler
$366.99
2017-2023 6.6L Duramax L5P DPF/CCV/EGR All-In-One Kit | Seguler EGR Delete / Without DPF Delete / L5P CCV
Seguler
$366.99
2017-2023 6.6L Duramax L5P DPF/CCV/EGR All-In-One Kit | Seguler EGR Delete / Without DPF Delete / L5P CCV
Seguler
$157.77
$177.52
2017-2025 6.6L Duramax L5P Silverado Sierra 2500HD 3500HD EGR Valve & Cooler Delete Kit Enginego
EngineGo
11% off
$157.77
$177.52
2017-2025 6.6L Duramax L5P Silverado Sierra 2500HD 3500HD EGR Valve & Cooler Delete Kit Enginego
EngineGo
$679.25
$859.90
2017-2019 6.6L Duramax L5P Chevy Silverado/GMC Sierra 2500HD/3500HD Downpipe-Back Exhaust System DPF Delete 5" Enginego
EngineGo
21% off
$679.25
$859.90
2017-2019 6.6L Duramax L5P Chevy Silverado/GMC Sierra 2500HD/3500HD Downpipe-Back Exhaust System DPF Delete 5" Enginego
EngineGo
$2,649.99
DPF/DEF/EGR All-In-One Delete Kit For 2017-2023 6.6L Duramax L5P 2500HD 3500HD, 2017-2019 / SOTF Tune (Non-Refundable) / 4" Downpipe-Back+EGR Delete
spelabautoparts
$2,649.99
DPF/DEF/EGR All-In-One Delete Kit For 2017-2023 6.6L Duramax L5P 2500HD 3500HD, 2017-2019 / SOTF Tune (Non-Refundable) / 4" Downpipe-Back+EGR Delete
spelabautoparts
$1,146.17
2020-2023 6.6L Duramax L5P 5" DPF Delete Pipe & 3.5" Downpipe W/EGR Delete Kit | Trucktok
TruckTok
$1,146.17
2020-2023 6.6L Duramax L5P 5" DPF Delete Pipe & 3.5" Downpipe W/EGR Delete Kit | Trucktok
TruckTok
$2,369.99
DPF/DEF/EGR All-In-One Delete Kit For 2017-2023 6.6L Duramax L5P 2500HD 3500HD, 2020-2021 / SOTF Tune (Non-Refundable) / 4" DPF Race+EGR Delete
spelabautoparts
$2,369.99
DPF/DEF/EGR All-In-One Delete Kit For 2017-2023 6.6L Duramax L5P 2500HD 3500HD, 2020-2021 / SOTF Tune (Non-Refundable) / 4" DPF Race+EGR Delete
spelabautoparts
$329.99
Fleece Performance FPE-TL-L5P-1719: Fleece Performance Transmission Cooler Lines
Summit Racing
5
Free shipping
$329.99
Fleece Performance FPE-TL-L5P-1719: Fleece Performance Transmission Cooler Lines
Summit Racing
$289.99
$355.99
6.6L Duramax L5P 4" DPF & CAT Delete Race Pipe For 2017-2023 Chevy/GMC
SuncentAuto
18% off
$289.99
$355.99
6.6L Duramax L5P 4" DPF & CAT Delete Race Pipe For 2017-2023 Chevy/GMC
SuncentAuto
$160.00
Seguler Tuner Harness Plug Kit 2017-2023 6.6L GM Chevy Duramax L5P
Seguler
$160.00
Seguler Tuner Harness Plug Kit 2017-2023 6.6L GM Chevy Duramax L5P
Seguler
$399.00
L5P Duramax 3.5" Downpipe For 2017-2023 Chevy 6.6L Diesel - Flashark, Downpipe Exhaust+Upipie
Flashark
$399.00
L5P Duramax 3.5" Downpipe For 2017-2023 Chevy 6.6L Diesel - Flashark, Downpipe Exhaust+Upipie
Flashark
$299.00
EGR Delete Kit | GM Duramax Diesel L5P 2017-2025
TheDPFdelete
$299.00
EGR Delete Kit | GM Duramax Diesel L5P 2017-2025
TheDPFdelete
$825.02
$845.02
2017-2019 L5P Duramax 5" Dp-Back Exhaust DPF Delete And EGR Delete Kit For Chevy Silverado/GMC Sierra 2500/3500HD
SuncentAuto
$825.02
$845.02
2017-2019 L5P Duramax 5" Dp-Back Exhaust DPF Delete And EGR Delete Kit For Chevy Silverado/GMC Sierra 2500/3500HD
SuncentAuto
$1,039.01
$1,064.01
EGR/DPF Delete 2017-2019 L5P 6.6L Duramax All-In-One Kit With Downpipe
SuncentAuto
$1,039.01
$1,064.01
EGR/DPF Delete 2017-2019 L5P 6.6L Duramax All-In-One Kit With Downpipe
SuncentAuto
$69.99
2020-2023 Duramax L5P Can Bus Plugs Exhaust System | Trucktok
TruckTok
$69.99
2020-2023 Duramax L5P Can Bus Plugs Exhaust System | Trucktok
TruckTok
$389.00
DPF & CAT Delete Pipe | GM Duramax Diesel L5P 2017-2025
TheDPFdelete
$389.00
DPF & CAT Delete Pipe | GM Duramax Diesel L5P 2017-2025
TheDPFdelete
$399.00
L5P Duramax 3.5" Downpipe For 2017-2023 Chevy 6.6L Diesel - Flashark, Exhaust Up-Pipe+Downpipe
Flashark
$399.00
L5P Duramax 3.5" Downpipe For 2017-2023 Chevy 6.6L Diesel - Flashark, Exhaust Up-Pipe+Downpipe
Flashark
$649.99
$812.49
HP Tuners L5P Ecm Upgrade (Vin & Original Ecm Required) (ECM-00-L5P-U)
JBTools
20% off
$649.99
$812.49
HP Tuners L5P Ecm Upgrade (Vin & Original Ecm Required) (ECM-00-L5P-U)
JBTools
$249.00
L5P Fuel Filter Upgrade Kit (20-24 Short Bed)
Diesel Auto Power - July 7th 2025
1
$249.00
L5P Fuel Filter Upgrade Kit (20-24 Short Bed)
Diesel Auto Power - July 7th 2025
$249.00
L5P Fuel Filter Upgrade Kit
Diesel Auto Power - July 7th 2025
9
$249.00
L5P Fuel Filter Upgrade Kit
Diesel Auto Power - July 7th 2025
$359.98
Head Stud Replacement Kit For 6.6L 2017-2020 L5P Chevrolet GMC Duramax - Xotic Performance™ CP881
Amazon.com
2
Free shipping
$359.98
Head Stud Replacement Kit For 6.6L 2017-2020 L5P Chevrolet GMC Duramax - Xotic Performance™ CP881
Amazon.com
$299.99
Fleece Performance FPE-HAR-L5P-INJ-PT-8P: Fleece Performance Wiring Pigtails
Summit Racing
Free shipping
$299.99
Fleece Performance FPE-HAR-L5P-INJ-PT-8P: Fleece Performance Wiring Pigtails
Summit Racing
$154.52
17-23 GM 6.6L L5P Duramax 19-23 GM 6.6L L5D Duramax Alliant Power Fuel Rail Pressure (FRP) Sensor
Pure Diesel Power
$154.52
17-23 GM 6.6L L5P Duramax 19-23 GM 6.6L L5D Duramax Alliant Power Fuel Rail Pressure (FRP) Sensor
Pure Diesel Power
$1,349.99
17-26 GM L5P 6.6L Duramax PPE High Flow Exhaust Manifolds With Up-Pipes
Pure Diesel Power
$1,349.99
17-26 GM L5P 6.6L Duramax PPE High Flow Exhaust Manifolds With Up-Pipes
Pure Diesel Power
MY FIRST PERFORMANCE UPGRADE FOR THE L5P DURAMAX!
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MY FIRST PERFORMANCE UPGRADE FOR THE L5P DURAMAX!
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Duramax Truck Upgrades: Unleash Your L5P Power
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Transform Your L5P: Effective Weight Loss Tuning Modifications
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Transform Your L5P: Effective Weight Loss Tuning Modifications
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Supercharged Duramax L5P Performance Enhancements
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Supercharged Duramax L5P Performance Enhancements
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Unlocking 24-25 L5P for Performance Upgrades
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Unlocking 24-25 L5P for Performance Upgrades
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TikTokblevinsl5p
Two Must Do Mods for L5P Duramax Owners
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Two Must Do Mods for L5P Duramax Owners
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YouTubeCars Trucks & Chaos
Custom Tuning For Your L5P With DuramaxTuner and Edge!
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Custom Tuning For Your L5P With DuramaxTuner and Edge!
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YouTubeDuramaxtuner
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Tuning Your L5P Duramax? Here's EVERYTHING You Need To KNOW!
62.8K viewsApr 19, 2020
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Essential L5P Duramax Tips for Successful Upgrades
5.9K views3 months ago
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Exploring the Power of L5P Denali Truck Modifications
7.6K views3 months ago
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L5P Tuning Package
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10:42
IS IT WORTH TUNING YOUR L5P?
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One Of My Favorite L5P Duramax Upgrades For Under $100!
43.2K viewsAug 17, 2020
YouTubeLink’s Garage
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How to Build a 550whp L5P Duramax!
31.1K viewsMay 25, 2023
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Top L5P Upgrades You Need to Do First for a fun reliable truck. #diesel #duramax #bluecollar
43K views11 months ago
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Upgrading Your L5P Duramax with 37s Mud Grapplers
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4:27
2025 L5P Making 603 Horsepower With These Upgrades!
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1:57
WCFab 2017+ L5P Duramax Up Pipe Bolt Kit
2.9K viewsNov 29, 2019
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L5P 5” Exhaust Upgrade for Duramax Diesel
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3:21
WCFab L5P Duramax CP3 Conversion Kit
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MY FIRST ISSUE AFTER TUNING THE 2020 L5P DURAMAX! 💀 + DSP5 (SOTF) TUNING INSTALLED!
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REAL LIFE TEST OF STOCK VS MODIFIED DURAMAX!
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Our FAVORITE Upgrades For An L5P Duramax!
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WCFab 2017 - 2019 L5P Duramax Stage 3 High Flow Intake Bundle Kit
10.4K viewsJul 27, 2022
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L5P Tuning Instructions
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Intake Upgrade! 2020 L5P Duramax 6.6 Silverado
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2017-2023 L5P CCV Explained
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MOTOR OPS Tuned L5P DURAMAX hits the Dyno
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HP TUNED L5P DURAMAX FROM HELL! SOUNDS UNREAL!
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Shop L5P Upgrades

Sponsored
About our ads
$219.00
CCV Reroute/Delete Kit For 2017-2024 L5P 6.6L Duramax | SPELAB
spelabautoparts
$219.00
CCV Reroute/Delete Kit For 2017-2024 L5P 6.6L Duramax | SPELAB
spelabautoparts
$579.00
4/5 Inch Downpipe-Back 2017-2025 L5P 6.6 Duramax DPF Delete Race Pipe | SPELAB, 4' Dp-Back(2017-2019)Free Exhaust Tips
spelabautoparts
$579.00
4/5 Inch Downpipe-Back 2017-2025 L5P 6.6 Duramax DPF Delete Race Pipe | SPELAB, 4' Dp-Back(2017-2019)Free Exhaust Tips
spelabautoparts
$799.00
5" Downpipe Back Dual 2017-2021 L5P 6.6L Duramax DPF Delete Race Pipe GM 2500/3500 |SPELAB
spelabautoparts
$799.00
5" Downpipe Back Dual 2017-2021 L5P 6.6L Duramax DPF Delete Race Pipe GM 2500/3500 |SPELAB
spelabautoparts
$769.99
4/5 Inch Downpipe-Back 2017-2025 L5P 6.6 Duramax DPF Delete Race Pipe | SPELAB, 5' Dp-Back W/Muffler(2017-2019)Free Exhaust Tips
spelabautoparts
$769.99
4/5 Inch Downpipe-Back 2017-2025 L5P 6.6 Duramax DPF Delete Race Pipe | SPELAB, 5' Dp-Back W/Muffler(2017-2019)Free Exhaust Tips
spelabautoparts
$1,146.66
2020-2023 6.6L Duramax L5P 5" DPF/EGR Delete Kit | Seguler
Seguler
$1,146.66
2020-2023 6.6L Duramax L5P 5" DPF/EGR Delete Kit | Seguler
Seguler
$699.00
2017-2023 L5P 6.6L Duramax EGR/DPF/DOC Delete Kit | 4" DPF Delete Pipe, 3.5" Downpipe
EngineGo
$699.00
2017-2023 L5P 6.6L Duramax EGR/DPF/DOC Delete Kit | 4" DPF Delete Pipe, 3.5" Downpipe
EngineGo
$249.00
Stock Inlet, Stock Outlet Fleece Performance L5P Fuel Filter Upgrade Kits - 4 Microns Filtered | Fleece Performance FPE-L5P-FFBA-1719
Summit Racing
9
Free shipping
$249.00
Stock Inlet, Stock Outlet Fleece Performance L5P Fuel Filter Upgrade Kits - 4 Microns Filtered | Fleece Performance FPE-L5P-FFBA-1719
Summit Racing
$225.59
2017-2024 L5P 6.6L Duramax CCV Reroute / Delete Kit | Trucktok
TruckTok
$225.59
2017-2024 L5P 6.6L Duramax CCV Reroute / Delete Kit | Trucktok
TruckTok
$2,659.99
DPF/DEF/EGR All-In-One Delete Kit For 2017-2023 6.6L Duramax L5P 2500HD 3500HD, 2020-2021 / SOTF Tune (Non-Refundable) / 4" Downpipe-Back+EGR Delete
spelabautoparts
$2,659.99
DPF/DEF/EGR All-In-One Delete Kit For 2017-2023 6.6L Duramax L5P 2500HD 3500HD, 2020-2021 / SOTF Tune (Non-Refundable) / 4" Downpipe-Back+EGR Delete
spelabautoparts
$579.00
2017-2019 L5P 6.6L Duramax Chevy Silverado GMC Sierra 2500HD 3500HD Downpipe-Back Exhaust System 4" DPF Delete
EngineGo
$579.00
2017-2019 L5P 6.6L Duramax Chevy Silverado GMC Sierra 2500HD 3500HD Downpipe-Back Exhaust System 4" DPF Delete
EngineGo
$387.22
2017-2023 6.6L Duramax L5P 3.5" Downpipe & EGR Delete Kit | Seguler
Seguler
$387.22
2017-2023 6.6L Duramax L5P 3.5" Downpipe & EGR Delete Kit | Seguler
Seguler
$1,073.99
2017-2023 L5P 6.6L Duramax EGR/DPF/DOC Delete Kit | 5" Downpipe-Back Without Muffler, EGR Delete, 3.5" Downpipe
EngineGo
$1,073.99
2017-2023 L5P 6.6L Duramax EGR/DPF/DOC Delete Kit | 5" Downpipe-Back Without Muffler, EGR Delete, 3.5" Downpipe
EngineGo
$1,080.99
2017-2019 6.6L Duramax L5P 4" DPF/EGR Delete Kit | Seguler
Seguler
$1,080.99
2017-2019 6.6L Duramax L5P 4" DPF/EGR Delete Kit | Seguler
Seguler
$366.99
2017-2023 6.6L Duramax L5P DPF/CCV/EGR All-In-One Kit | Seguler EGR Delete / Without DPF Delete / L5P CCV
Seguler
$366.99
2017-2023 6.6L Duramax L5P DPF/CCV/EGR All-In-One Kit | Seguler EGR Delete / Without DPF Delete / L5P CCV
Seguler
$157.77
$177.52
2017-2025 6.6L Duramax L5P Silverado Sierra 2500HD 3500HD EGR Valve & Cooler Delete Kit Enginego
EngineGo
11% off
$157.77
$177.52
2017-2025 6.6L Duramax L5P Silverado Sierra 2500HD 3500HD EGR Valve & Cooler Delete Kit Enginego
EngineGo
$679.25
$859.90
2017-2019 6.6L Duramax L5P Chevy Silverado/GMC Sierra 2500HD/3500HD Downpipe-Back Exhaust System DPF Delete 5" Enginego
EngineGo
21% off
$679.25
$859.90
2017-2019 6.6L Duramax L5P Chevy Silverado/GMC Sierra 2500HD/3500HD Downpipe-Back Exhaust System DPF Delete 5" Enginego
EngineGo
$2,649.99
DPF/DEF/EGR All-In-One Delete Kit For 2017-2023 6.6L Duramax L5P 2500HD 3500HD, 2017-2019 / SOTF Tune (Non-Refundable) / 4" Downpipe-Back+EGR Delete
spelabautoparts
$2,649.99
DPF/DEF/EGR All-In-One Delete Kit For 2017-2023 6.6L Duramax L5P 2500HD 3500HD, 2017-2019 / SOTF Tune (Non-Refundable) / 4" Downpipe-Back+EGR Delete
spelabautoparts
$1,146.17
2020-2023 6.6L Duramax L5P 5" DPF Delete Pipe & 3.5" Downpipe W/EGR Delete Kit | Trucktok
TruckTok
$1,146.17
2020-2023 6.6L Duramax L5P 5" DPF Delete Pipe & 3.5" Downpipe W/EGR Delete Kit | Trucktok
TruckTok