Shop 6.6 duramax performance upgrades

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$5,639.98
2011-2016 Duramax LML CP3 Conversion Kit + Pump Failure Kit - No Tuning Required - Gasket Included
InjectorsDirect.com
$5,639.98
2011-2016 Duramax LML CP3 Conversion Kit + Pump Failure Kit - No Tuning Required - Gasket Included
InjectorsDirect.com
$69.77
EGR Delete Kit For LML 2011-2016 GMC Chevy 6.6L Duramax Diesel, Black
Spetuner
$69.77
EGR Delete Kit For LML 2011-2016 GMC Chevy 6.6L Duramax Diesel, Black
Spetuner
$437.75
EGR Delete+Downpipe+Uppipe For L5P LML LMM LBZ LLY 2004.5+ 6.6L Duramax Diesel, LLY(W/Intake) / Sliver / 01-16/Dual Side
Spetuner
$437.75
EGR Delete+Downpipe+Uppipe For L5P LML LMM LBZ LLY 2004.5+ 6.6L Duramax Diesel, LLY(W/Intake) / Sliver / 01-16/Dual Side
Spetuner
$795.00
$1,295.00
2017-21 Duramax 6.6L L5P ECM 12711509
Diesel ECM
38% off
$795.00
$1,295.00
2017-21 Duramax 6.6L L5P ECM 12711509
Diesel ECM
$1,299.00
EGR/DPF/DEF Delete 2011-2016 LML 6.6L Duramax All-In-One Kit, Mini Maxx V2 / Silver / 4'' DPF Race (2015.5-2016)
Spetuner
$1,299.00
EGR/DPF/DEF Delete 2011-2016 LML 6.6L Duramax All-In-One Kit, Mini Maxx V2 / Silver / 4'' DPF Race (2015.5-2016)
Spetuner
$509.99
$667.00
2007 GMC Sierra 2500 HD 6.6L Duramax LMM 5" Downpipe-Back Exhaust
SuncentAuto
23% off
$509.99
$667.00
2007 GMC Sierra 2500 HD 6.6L Duramax LMM 5" Downpipe-Back Exhaust
SuncentAuto
$679.25
$859.90
17-19 6.6L Duramax L5P Chevy Silverado/GMC Sierra 2500HD/3500HD Downpipe-Back Exhaust System DPF Delete 5"
EngineGo
21% off
$679.25
$859.90
17-19 6.6L Duramax L5P Chevy Silverado/GMC Sierra 2500HD/3500HD Downpipe-Back Exhaust System DPF Delete 5"
EngineGo
$317.99
$360.55
2012 6.6L Duramax EGR/DPF All-In-One Delete Kit For Chevrolet Silverado 2500 HD
SuncentAuto
11% off
$317.99
$360.55
2012 6.6L Duramax EGR/DPF All-In-One Delete Kit For Chevrolet Silverado 2500 HD
SuncentAuto
$2,980.40
Garrett Powermax Turbo Upgrade For Duramax LML Engine
Industrial Injection Diesel Performance
$2,980.40
Garrett Powermax Turbo Upgrade For Duramax LML Engine
Industrial Injection Diesel Performance
$2,339.95
Duramax L5P 6.6L Exchange Turbocharger 20-23
Industrial Injection Diesel Performance
$2,339.95
Duramax L5P 6.6L Exchange Turbocharger 20-23
Industrial Injection Diesel Performance
$2,671.99
New Cylinder Heads ARP Studs Head Gasket Set Kit - Fits GM Chevy Chevrolet LB7 Duramax 6.6 6.6L Diesel 2001-2004 - DK Engine Parts (Cylinder Heads ARP
Amazon.com
3
Free shipping
$2,671.99
New Cylinder Heads ARP Studs Head Gasket Set Kit - Fits GM Chevy Chevrolet LB7 Duramax 6.6 6.6L Diesel 2001-2004 - DK Engine Parts (Cylinder Heads ARP
Amazon.com
$795.00
$1,295.00
2006-07 Duramax 6.6L LBZ ECM 19260753
Diesel ECM
38% off
$795.00
$1,295.00
2006-07 Duramax 6.6L LBZ ECM 19260753
Diesel ECM
$2,035.45
Duramax Powermax Upgrade Turbo Stage I
Industrial Injection Diesel Performance
$2,035.45
Duramax Powermax Upgrade Turbo Stage I
Industrial Injection Diesel Performance
$2,152.30
04.5-10 6.6L Duramax PE Stage 2 66/68 Turbo
Pure Diesel Power
$2,152.30
04.5-10 6.6L Duramax PE Stage 2 66/68 Turbo
Pure Diesel Power
$1,529.99
01-10 GM 6.6L Duramax PPE High Flow Performance Intercooler
Pure Diesel Power
$1,529.99
01-10 GM 6.6L Duramax PPE High Flow Performance Intercooler
Pure Diesel Power
$684.96
FASS TSC10100G Titanium Signature Series 100GPH Diesel Fuel System Fits GM 6.6L Duramax 2001-2010
Amazon.com
13
Free shipping
$684.96
FASS TSC10100G Titanium Signature Series 100GPH Diesel Fuel System Fits GM 6.6L Duramax 2001-2010
Amazon.com
$699.95
15-16 GM LML 6.6L Duramax Edge Pulsar LT Tuning Module
Pure Diesel Power
$699.95
15-16 GM LML 6.6L Duramax Edge Pulsar LT Tuning Module
Pure Diesel Power
$249.99
GM Duramax 6.6L Intake Bridge 2011-2016 | Improved Airflow & Performance
Tuner Depot
$249.99
GM Duramax 6.6L Intake Bridge 2011-2016 | Improved Airflow & Performance
Tuner Depot
$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
$387.00
L5P Duramax 3.5" Downpipe For 2017-2023 Chevy 6.6L Diesel - Flashark, Downpipe Exhaust+EGR
Flashark
$387.00
L5P Duramax 3.5" Downpipe For 2017-2023 Chevy 6.6L Diesel - Flashark, Downpipe Exhaust+EGR
Flashark
$269.99
Ppe High-Flow Intake Bridge Manifold 06-10 Gm 6.6L Duramax Racing
eBay
Free shipping
$269.99
Ppe High-Flow Intake Bridge Manifold 06-10 Gm 6.6L Duramax Racing
eBay
$108.77
$130.99
2004.5-2005 6.6L Duramax LLY EGR Valve & Cooler Delete Kit With Intake Elbow For Chevy Silverado/GMC Sierra 2500/3500 HD Diesel
SuncentAuto
16% off
$108.77
$130.99
2004.5-2005 6.6L Duramax LLY EGR Valve & Cooler Delete Kit With Intake Elbow For Chevy Silverado/GMC Sierra 2500/3500 HD Diesel
SuncentAuto
$229.00
$234.90
2011 GMC Sierra 2500 HD 6.6L Duramax LML DPF & Cat Delete Pipe Race Pipe Enginego
EngineGo
$229.00
$234.90
2011 GMC Sierra 2500 HD 6.6L Duramax LML DPF & Cat Delete Pipe Race Pipe Enginego
EngineGo
$269.00
Fleece Performance Engineering FPE-TL-LBZ-LMM Transmission Cooler Line (06-10 GM Duramax 6.6L LLY/LBZ/LMM Allison)
Amazon.com
54
Free shipping
$269.00
Fleece Performance Engineering FPE-TL-LBZ-LMM Transmission Cooler Line (06-10 GM Duramax 6.6L LLY/LBZ/LMM Allison)
Amazon.com
$795.00
2016 Duramax 6.6L LML ECM 12662677
Diesel ECM
38% off
$795.00
2016 Duramax 6.6L LML ECM 12662677
Diesel ECM
$1,637.89
GARRETT CORP-New Duramax Turbo 6.6L LGH 2011-2016 | 848212-5003S
FleetPride
$1,637.89
GARRETT CORP-New Duramax Turbo 6.6L LGH 2011-2016 | 848212-5003S
FleetPride
$493.95
$549.95
EDGE EZ Performance Tuning Module 24-25 GM 6.6L Duramax L5P
Diesel Power Products
10
10% off
$493.95
$549.95
EDGE EZ Performance Tuning Module 24-25 GM 6.6L Duramax L5P
Diesel Power Products
$2,799.99
Sinister Diesel Complete Blue Kit For Duramax 2011-2016 6.6 Lml
Sinister Diesel
$2,799.99
Sinister Diesel Complete Blue Kit For Duramax 2011-2016 6.6 Lml
Sinister Diesel
$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
$289.99
$322.21
2020 GMC Sierra 2500 HD 6.6L Duramax L5P 4" DPF & Cat Delete Pipe Race Pipe Enginego
EngineGo
$289.99
$322.21
2020 GMC Sierra 2500 HD 6.6L Duramax L5P 4" DPF & Cat Delete Pipe Race Pipe Enginego
EngineGo
$383.77
Downpipe For LBZ LLY LMM 6.6L Duramax Diesel 3 Inch 2004.5-2010, Black W/ Passenger Up-Pipe(01-10)+06-10 Intercooler Pipe
Flashark
$383.77
Downpipe For LBZ LLY LMM 6.6L Duramax Diesel 3 Inch 2004.5-2010, Black W/ Passenger Up-Pipe(01-10)+06-10 Intercooler Pipe
Flashark
$1,453.49
PPE High-Flow Performance Studded Intercooler 06-10 GM 6.6L Duramax LLY/LBZ/LMM
Diesel Power Products
$1,453.49
PPE High-Flow Performance Studded Intercooler 06-10 GM 6.6L Duramax LLY/LBZ/LMM
Diesel Power Products
$657.00
4/5 2011-2016 LML 6.6 Duramax DPF Delete Race Pipe Exhaust Chevy GMC 2500HD 3500HD, 4' 2011-2015 Dp-Back(Free Exhaust Tips)
spelabautoparts
$657.00
4/5 2011-2016 LML 6.6 Duramax DPF Delete Race Pipe Exhaust Chevy GMC 2500HD 3500HD, 4' 2011-2015 Dp-Back(Free Exhaust Tips)
spelabautoparts
$1,995.00
2006 Chevy/Gmc Duramax 30% Over Lbz 6.6L Diesel High Performance Injector Super Set (Stage 1)
Dieselogic
42% off
$1,995.00
2006 Chevy/Gmc Duramax 30% Over Lbz 6.6L Diesel High Performance Injector Super Set (Stage 1)
Dieselogic
$1,468.00
2001-2004 Chevy/Gmc Duramax 30% Over Lb7 6.6L Diesel High Performance Injector Super Set (Stage 1)
Dieselogic
29% off
$1,468.00
2001-2004 Chevy/Gmc Duramax 30% Over Lb7 6.6L Diesel High Performance Injector Super Set (Stage 1)
Dieselogic
$256.49
PPE High Performance Engine Mount Kit 01-10 GM 6.6L Duramax
Diesel Power Products
1
$256.49
PPE High Performance Engine Mount Kit 01-10 GM 6.6L Duramax
Diesel Power Products
LBZ Duramax Upgrades | Essential 6.6L LBZ Duramax Upgrades | Review Diesel
16:22
YouTubeReview Diesel
LBZ Duramax Upgrades | Essential 6.6L LBZ Duramax Upgrades | Review Diesel
👇👇 Shop LBZ Duramax Upgrades 👇👇 Are you looking to get the most out of your LBZ Duramax? In this video, we break down the most common Duramax upgrades every LBZ owner needs to know about. From improving reliability to boosting horsepower and torque, we cover everything from tuners and intakes to turbo kits and fuel system upgrades ...
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Duramax V8 engine Performance
6.6L DURAMAX LB7 Diesel V8 Engine Review - It CHANGED The Diesel World!! #duramax #diesel #mechanic
2:41
6.6L DURAMAX LB7 Diesel V8 Engine Review - It CHANGED The Diesel World!! #duramax #diesel #mechanic
YouTubeGetty's Garage
38.1K views8 months ago
1,000+ HP L5P DURAMAX | Compound Turbo with Big Fuel |
32:37
1,000+ HP L5P DURAMAX | Compound Turbo with Big Fuel |
YouTubeJW Montoya
68K viewsAug 4, 2024
2026 Chevy Silverado 2500 Duramax MONSTER Engine Revealed
11:19
2026 Chevy Silverado 2500 Duramax MONSTER Engine Revealed
YouTubeCar Reviews hub
7.3K views2 months ago
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The Ultimate Duramax Upgrade: Choate Performance Overview
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The Ultimate Duramax Upgrade: Choate Performance Overview
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Our FAVORITE Upgrades For An L5P Duramax!
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The FIRST Upgrade For Your L5P Duramax! (Installation Guide) Frame Mount
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Duramax V8 engine Reviews
Chevy 2500 NEW DURAMAX Diesel L5P Engine **Heavy Mechanic Review** | How Good Is It??
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Chevy 2500 NEW DURAMAX Diesel L5P Engine **Heavy Mechanic Review** | How Good Is It??
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Chevy 2500 6.6 Duramax Diesel (L5P) **HEAVY MECHANIC Review** | Is It a GOOD Engine ??
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Chevy 2500 6.6 Duramax Diesel (L5P) **HEAVY MECHANIC Review** | Is It a GOOD Engine ??
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285K viewsDec 20, 2022
2025 Chevy Silverado 5.3L Gas VS 3.0L LZ0 Duramax MPG And Performance Test: Did The V8 Get Better?
18:24
2025 Chevy Silverado 5.3L Gas VS 3.0L LZ0 Duramax MPG And Performance Test: Did The V8 Get Better?
YouTubeJB Reviews
122.5K viewsSep 26, 2024
The Ultimate Duramax Upgrade: Choate Performance Overview
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The Ultimate Duramax Upgrade: Choate Performance Overview
529 views2 months ago
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Our FAVORITE Upgrades For An L5P Duramax!
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Our FAVORITE Upgrades For An L5P Duramax!
258.3K views8 months ago
YouTubeDave's Auto Center
The FIRST Upgrade For Your L5P Duramax! (Installation Guide) Frame Mount
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The FIRST Upgrade For Your L5P Duramax! (Installation Guide) Fra…
14.8K views5 months ago
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Get Ready! GM DROPS A MONSTER Duramax DIESEL ENGINE For 2026 Chevy Silverado 2500!
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Get Ready! GM DROPS A MONSTER Duramax DIESEL ENGINE For 202…
28.3K views3 months ago
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How to Build a 450 WHP Duramax LMM!
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How to Build a 450 WHP Duramax LMM!
24.6K viewsJun 13, 2024
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GM Duramax 6.6L LMM EGR Turbo Gasket Kit | Leak-Free, High-Pressure Ready
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1.1K views3 weeks ago
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The Ultimate CP4 Upgrade for Your LML Duramax Diesel
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The Ultimate CP4 Upgrade for Your LML Duramax Diesel
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2020-2021 GM 2500HD/3500HD Gas 6.6L - Outlaw Exhaust System - 81…
74.9K viewsFeb 28, 2022
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Every Duramax Owner Needs This! Banks Oil Cooler Upgrade Kit Inst…
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Shop 6.6 duramax performance upgrades

Sponsored
About our ads
$5,639.98
2011-2016 Duramax LML CP3 Conversion Kit + Pump Failure Kit - No Tuning Required - Gasket Included
InjectorsDirect.com
$5,639.98
2011-2016 Duramax LML CP3 Conversion Kit + Pump Failure Kit - No Tuning Required - Gasket Included
InjectorsDirect.com
$69.77
EGR Delete Kit For LML 2011-2016 GMC Chevy 6.6L Duramax Diesel, Black
Spetuner
$69.77
EGR Delete Kit For LML 2011-2016 GMC Chevy 6.6L Duramax Diesel, Black
Spetuner
$437.75
EGR Delete+Downpipe+Uppipe For L5P LML LMM LBZ LLY 2004.5+ 6.6L Duramax Diesel, LLY(W/Intake) / Sliver / 01-16/Dual Side
Spetuner
$437.75
EGR Delete+Downpipe+Uppipe For L5P LML LMM LBZ LLY 2004.5+ 6.6L Duramax Diesel, LLY(W/Intake) / Sliver / 01-16/Dual Side
Spetuner
$795.00
$1,295.00
2017-21 Duramax 6.6L L5P ECM 12711509
Diesel ECM
38% off
$795.00
$1,295.00
2017-21 Duramax 6.6L L5P ECM 12711509
Diesel ECM
$1,299.00
EGR/DPF/DEF Delete 2011-2016 LML 6.6L Duramax All-In-One Kit, Mini Maxx V2 / Silver / 4'' DPF Race (2015.5-2016)
Spetuner
$1,299.00
EGR/DPF/DEF Delete 2011-2016 LML 6.6L Duramax All-In-One Kit, Mini Maxx V2 / Silver / 4'' DPF Race (2015.5-2016)
Spetuner
$509.99
$667.00
2007 GMC Sierra 2500 HD 6.6L Duramax LMM 5" Downpipe-Back Exhaust
SuncentAuto
23% off
$509.99
$667.00
2007 GMC Sierra 2500 HD 6.6L Duramax LMM 5" Downpipe-Back Exhaust
SuncentAuto
$679.25
$859.90
17-19 6.6L Duramax L5P Chevy Silverado/GMC Sierra 2500HD/3500HD Downpipe-Back Exhaust System DPF Delete 5"
EngineGo
21% off
$679.25
$859.90
17-19 6.6L Duramax L5P Chevy Silverado/GMC Sierra 2500HD/3500HD Downpipe-Back Exhaust System DPF Delete 5"
EngineGo
$317.99
$360.55
2012 6.6L Duramax EGR/DPF All-In-One Delete Kit For Chevrolet Silverado 2500 HD
SuncentAuto
11% off
$317.99
$360.55
2012 6.6L Duramax EGR/DPF All-In-One Delete Kit For Chevrolet Silverado 2500 HD
SuncentAuto
$2,980.40
Garrett Powermax Turbo Upgrade For Duramax LML Engine
Industrial Injection Diesel Performance
$2,980.40
Garrett Powermax Turbo Upgrade For Duramax LML Engine
Industrial Injection Diesel Performance
$2,339.95
Duramax L5P 6.6L Exchange Turbocharger 20-23
Industrial Injection Diesel Performance
$2,339.95
Duramax L5P 6.6L Exchange Turbocharger 20-23
Industrial Injection Diesel Performance
$2,671.99
New Cylinder Heads ARP Studs Head Gasket Set Kit - Fits GM Chevy Chevrolet LB7 Duramax 6.6 6.6L Diesel 2001-2004 - DK Engine Parts (Cylinder Heads ARP
Amazon.com
3
Free shipping
$2,671.99
New Cylinder Heads ARP Studs Head Gasket Set Kit - Fits GM Chevy Chevrolet LB7 Duramax 6.6 6.6L Diesel 2001-2004 - DK Engine Parts (Cylinder Heads ARP
Amazon.com
$795.00
$1,295.00
2006-07 Duramax 6.6L LBZ ECM 19260753
Diesel ECM
38% off
$795.00
$1,295.00
2006-07 Duramax 6.6L LBZ ECM 19260753
Diesel ECM
$2,035.45
Duramax Powermax Upgrade Turbo Stage I
Industrial Injection Diesel Performance
$2,035.45
Duramax Powermax Upgrade Turbo Stage I
Industrial Injection Diesel Performance
$2,152.30
04.5-10 6.6L Duramax PE Stage 2 66/68 Turbo
Pure Diesel Power
$2,152.30
04.5-10 6.6L Duramax PE Stage 2 66/68 Turbo
Pure Diesel Power
$1,529.99
01-10 GM 6.6L Duramax PPE High Flow Performance Intercooler
Pure Diesel Power
$1,529.99
01-10 GM 6.6L Duramax PPE High Flow Performance Intercooler
Pure Diesel Power
$684.96
FASS TSC10100G Titanium Signature Series 100GPH Diesel Fuel System Fits GM 6.6L Duramax 2001-2010
Amazon.com
13
Free shipping
$684.96
FASS TSC10100G Titanium Signature Series 100GPH Diesel Fuel System Fits GM 6.6L Duramax 2001-2010
Amazon.com
$699.95
15-16 GM LML 6.6L Duramax Edge Pulsar LT Tuning Module
Pure Diesel Power
$699.95
15-16 GM LML 6.6L Duramax Edge Pulsar LT Tuning Module
Pure Diesel Power
$249.99
GM Duramax 6.6L Intake Bridge 2011-2016 | Improved Airflow & Performance
Tuner Depot
$249.99
GM Duramax 6.6L Intake Bridge 2011-2016 | Improved Airflow & Performance
Tuner Depot