2006-2007 GM 2500HD/3500HD 6.6L LB Duramax Engine & Performance

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2006-2007 6.6L Silverado & Sierra 2500HD/3500HD

2006-2007 GM 2500HD/3500HD 6.6L LBZ Duramax Crate Engines

Crate Engines

2006-2007 GM 2500HD/3500HD 6.6L LBZ Duramax Gaskets, Gasket Kits & Bearings

Gaskets

2006-2007 GM 2500HD/3500HD 6.6L LBZ Duramax Glow Plugs

Glow Plugs

2006-2007 GM 2500HD/3500HD 6.6L LBZ Duramax Head Studs & Main Studs

Head Studs & Main Studs

2006-2007 GM 2500HD/3500HD 6.6L LBZ Duramax Heads & Valve Train

Heads & Valve Train

2006-2007 GM 2500HD/3500HD 6.6L LBZ Duramax Motor Mounts

Motor Mounts

2006-2007 GM 2500HD/3500HD 6.6L LBZ Duramax Oil Pans

Oil Pans

2006-2007 GM 2500HD/3500HD 6.6L LBZ Duramax Radiators & Cooling Upgrades

Radiators & Cooling Upgrades

2006-2007 GM 2500HD/3500HD 6.6L LBZ Duramax Rebuild Kits & Internal Parts

Rebuild Kits & Internal Parts

2006-2007 GM 2500HD/3500HD 6.6L LBZ Duramax Rods, Pistons, Cams & More

Rods/Pistons/Cams & More

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Edge 85400-200 CTS3 Diesel Evolution Programmer 50 States Legal | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Edge 85400-200 CTS3 Diesel Evolution Programmer 50 States Legal | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Edge 85400-200 CTS3 Diesel Evolution Programmer 50 States Legal | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Edge 85400-200 CTS3 Diesel Evolution Programmer 50 States Legal | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Edge 85400-200 CTS3 Diesel Evolution Programmer 50 States Legal | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Edge Products

Edge 85400-200 CTS3 Diesel Evolution Programmer 50 States Legal | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

$689.95
Wehrli 100155 Billet Coolant Heater Core Firewall Fitting | 1999-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100155 Billet Coolant Heater Core Firewall Fitting | 1999-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100155 Billet Coolant Heater Core Firewall Fitting | 1999-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Wehrli Custom Fab

Wehrli 100155 Billet Coolant Heater Core Firewall Fitting | 1999-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

$39.77
Merchant 10543 Water Pump Kit | 2006-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Merchant 10543 Water Pump Kit | 2006-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Merchant 10543 Water Pump Kit | 2006-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Merchant 10543 Water Pump Kit | 2006-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Merchant 10543 Water Pump Kit | 2006-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Merchant Automotive

Merchant 10543 Water Pump Kit | 2006-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

$249.33
Merchant 10479 Exhaust Manifold to Cylinder Head Bolt Kit | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Merchant 10479 Exhaust Manifold to Cylinder Head Bolt Kit | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Merchant Automotive

Merchant 10479 Exhaust Manifold to Cylinder Head Bolt Kit | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

$79.72
Mahle 54582 Right Side Cylinder Head Gasket (Grade C 1.05mm) | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Mahle 54582 Right Side Cylinder Head Gasket (Grade C 1.05mm) | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Mahle

Mahle 54582 Right Side Cylinder Head Gasket (Grade C 1.05mm) | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

$86.34
$184.19
Mahle CS54580 Lower Engine Gasket Kit | 2001-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Mahle CS54580 Lower Engine Gasket Kit | 2001-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Mahle

Mahle CS54580 Lower Engine Gasket Kit | 2001-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

$132.67
$299.37
EFI Live FS3-GM-DC Flashscan V3 | And RAM Tuning
EFI Live FS3-GM-DC Flashscan V3 | And RAM Tuning

EFI Live

EFI Live FS3-GM-DC Flashscan V3 | And RAM Tuning

$1,425
Mahle 54585 Left Side Cylinder Head Gasket (Grade C 1.05mm) | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Mahle 54585 Left Side Cylinder Head Gasket (Grade C 1.05mm) | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Mahle

Mahle 54585 Left Side Cylinder Head Gasket (Grade C 1.05mm) | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

$99.23
$190.89
EFI Live FS3-GM Flashscan V3 | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
EFI Live FS3-GM Flashscan V3 | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

EFI Live

EFI Live FS3-GM Flashscan V3 | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

$1,025
PPE 11402500HD0 PCV Crankcase Breather Filter Kit | 2006-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LBZ
PPE 11402500HD0 PCV Crankcase Breather Filter Kit | 2006-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LBZ

PPE

PPE 11402500HD0 PCV Crankcase Breather Filter Kit | 2006-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LBZ

$359.99
BD Diesel 1036606 High Idle Control Kit | 2006-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LBZ
BD Diesel 1036606 High Idle Control Kit | 2006-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LBZ

BD Diesel

BD Diesel 1036606 High Idle Control Kit | 2006-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LBZ

$44.95
PPE 114003000 Billet Aluminum Engine Oil Filler Cap | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
PPE 114003000 Billet Aluminum Engine Oil Filler Cap | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
PPE 114003000 Billet Aluminum Engine Oil Filler Cap | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
PPE 114003000 Billet Aluminum Engine Oil Filler Cap | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
PPE 114003000 Billet Aluminum Engine Oil Filler Cap | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

PPE

PPE 114003000 Billet Aluminum Engine Oil Filler Cap | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

$31.49

2006-2007 6.6L Silverado & Sierra 2500HD/3500HD

Power Lift Shop All

Improve the power, performance, and response of your 2006-2007 GM 6.6L Duramax LBZ with any of the premium engine parts and upgrades here at Alligator Performance! Check out our selection of cold air intakes, tuners, fuel upgrades, and turbo upgrades to help you get the most out of your diesel engine. Many of these upgrades like the cold air intakes and fuel upgrades even help promote component longevity so you can enjoy long-lasting and consistent performance without compromise. After you've added a few engine upgrades to your custom build, be sure to check out our premium 2006-2007 GM 6.6L Duramax LBZ Transmission Upgrades to compliment the increase in power you're throwing down! GM Duramax Fitments: 2006, 2007 GM 6.6L Duramax. Submodel Fitments: WT, Custom, LT, LTZ, High Country, 1LT, 2LT, Pro, SLE, SLT, AT4, Denali. Some exceptions apply, please see individual product pages for specific fitments.

GM Duramax>2006-2007 6.6L LBZ
Tuners & Monitors
Cooling Upgrades
Head Studs & Main Studs
Rods, Pistons & Cams
Heads & Valve Train

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