2001-2004 GM 2500HD/3500HD 6.6L LB7 Duramax Engine & Performance

2001-2004 GM 2500HD/3500HD 6.6L LB7 Duramax Crate Engines

Crate Engines

2001-2004 GM 2500HD/3500HD 6.6L LBZ Duramax Gaskets, Gasket Kits & Bearings

Gaskets

2001-2004 GM 2500HD/3500HD 6.6L LB7 Duramax Glow Plugs

Glow Plugs

2001-2004 GM 2500HD/3500HD 6.6L LB7 Duramax Head Studs & Main Studs

Head Studs & Main Studs

2001-2004 GM 2500HD/3500HD 6.6L LB7 Duramax Heads & Valve Train

Heads & Valve Train

2001-2004 GM 2500HD/3500HD 6.6L LB7 Duramax Motor Mounts

Motor Mounts

2001-2004 GM 2500HD/3500HD 6.6L LB7 Duramax Oil Pans

Oil Pans

2001-2004 GM 2500HD/3500HD 6.6L LB7 Duramax Radiators & Cooling Upgrades

Radiators & Cooling Upgrades

2001-2004 GM 2500HD/3500HD 6.6L LB7 Duramax Rebuild Kits & Internal Parts

Rebuild Kits & Internal Parts

2001-2004 GM 2500HD/3500HD 6.6L LB7 Duramax Rods, Pistons, Cams, & More

Rods/Pistons/Cams & More

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Tuner DT8110010001000 Switch on the Fly Tune Only for EFI Live Spade | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Tuner DT8110010001000 Switch on the Fly Tune Only for EFI Live Spade | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Duramax Tuner

Tuner DT8110010001000 Switch on the Fly Tune Only for EFI Live Spade | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: DMTDT8110010001000
$550
Gator Fasteners HSK66-CS Competition 625 Series Head Stud Kit | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Gator Fasteners HSK66-CS Competition 625 Series Head Stud Kit | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Gator Fasteners

Gator Fasteners HSK66-CS Competition 625 Series Head Stud Kit | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: GTFHSK66-CS
$1,419.99
ARP 900-0550 4.005 Bore Ring Compressor | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
ARP 900-0550 4.005 Bore Ring Compressor | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

ARP

ARP 900-0550 4.005 Bore Ring Compressor | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: ARP900-0550
$97.13
Wagler CRC6.6ST Street Fighter Connecting Rods | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wagler CRC6.6ST Street Fighter Connecting Rods | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wagler CRC6.6ST Street Fighter Connecting Rods | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Wagler Competition Products

Wagler CRC6.6ST Street Fighter Connecting Rods | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: WCPCRC6.6ST
$1,950
Mahle CB1805H Standard Rod Bearing Kit | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
IN STOCK
Mahle CB1805H Standard Rod Bearing Kit | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Mahle

Mahle CB1805H Standard Rod Bearing Kit | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: MCICB1805H
$35.52
$44.30
SAVE $8.78
Industrial 44B112 Coated & De-Lipped X-Series Piston Kit (.040) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B112 Coated & De-Lipped X-Series Piston Kit (.040) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B112 Coated & De-Lipped X-Series Piston Kit (.040) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B112 Coated & De-Lipped X-Series Piston Kit (.040) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

Industrial Injection

Industrial 44B112 Coated & De-Lipped X-Series Piston Kit (.040) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

SKU: IIS44B112
$2,327.95
$2,399.95
SAVE $72
Industrial 44B111 Coated & De-Lipped X-Series Piston Kit (.030) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B111 Coated & De-Lipped X-Series Piston Kit (.030) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B111 Coated & De-Lipped X-Series Piston Kit (.030) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B111 Coated & De-Lipped X-Series Piston Kit (.030) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

Industrial Injection

Industrial 44B111 Coated & De-Lipped X-Series Piston Kit (.030) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

SKU: IIS44B111
$2,327.95
$2,399.95
SAVE $72
Industrial 44B110 Coated & De-Lipped X-Series Piston Kit (.020) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B110 Coated & De-Lipped X-Series Piston Kit (.020) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B110 Coated & De-Lipped X-Series Piston Kit (.020) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B110 Coated & De-Lipped X-Series Piston Kit (.020) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

Industrial Injection

Industrial 44B110 Coated & De-Lipped X-Series Piston Kit (.020) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

SKU: IIS44B110
$2,327.95
$2,399.95
SAVE $72
Industrial 44B109 Coated & De-Lipped X-Series Piston Kit (Standard) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B109 Coated & De-Lipped X-Series Piston Kit (Standard) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B109 Coated & De-Lipped X-Series Piston Kit (Standard) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B109 Coated & De-Lipped X-Series Piston Kit (Standard) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

Industrial Injection

Industrial 44B109 Coated & De-Lipped X-Series Piston Kit (Standard) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

SKU: IIS44B109
$2,327.95
$2,399.95
SAVE $72
Industrial 44B104 X-Series Piston Kit (.040) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B104 X-Series Piston Kit (.040) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B104 X-Series Piston Kit (.040) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B104 X-Series Piston Kit (.040) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

Alligator Performance

Industrial 44B104 X-Series Piston Kit (.040) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

SKU: IIS44B104
$1,842.95
$1,899.95
SAVE $57
Industrial 44B103 X-Series Piston Kit (.030) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B103 X-Series Piston Kit (.030) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B103 X-Series Piston Kit (.030) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B103 X-Series Piston Kit (.030) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

Industrial Injection

Industrial 44B103 X-Series Piston Kit (.030) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

SKU: IIS44B103
$1,842.95
$1,899.95
SAVE $57
Industrial 44B102 X-Series Piston Kit (.020) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B102 X-Series Piston Kit (.020) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B102 X-Series Piston Kit (.020) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B102 X-Series Piston Kit (.020) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

Industrial Injection

Industrial 44B102 X-Series Piston Kit (.020) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

SKU: IIS44B102
$1,842.95
$1,899.95
SAVE $57
Industrial 44B101 X-Series Piston Kit (Standard) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B101 X-Series Piston Kit (Standard) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B101 X-Series Piston Kit (Standard) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Industrial 44B101 X-Series Piston Kit (Standard) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

Industrial Injection

Industrial 44B101 X-Series Piston Kit (Standard) | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

SKU: IIS44B101
$1,842.95
$1,899.95
SAVE $57
PPE 110100111 CNC Ported Cast Iron Cylinder Head | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
IN STOCK
PPE 110100111 CNC Ported Cast Iron Cylinder Head | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
PPE 110100111 CNC Ported Cast Iron Cylinder Head | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
PPE 110100111 CNC Ported Cast Iron Cylinder Head | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
PPE 110100111 CNC Ported Cast Iron Cylinder Head | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
PPE 110100111 CNC Ported Cast Iron Cylinder Head | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

PPE

PPE 110100111 CNC Ported Cast Iron Cylinder Head | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: PPE110100111
$1,709.99
$1,899.99
SAVE $190
Mahle 54597 1.05mm Thick Wave Stopper Head Gasket (Left) | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
IN STOCK
Mahle 54597 1.05mm Thick Wave Stopper Head Gasket (Left) | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Mahle

Mahle 54597 1.05mm Thick Wave Stopper Head Gasket (Left) | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: MCI54597
$183.51
ARP 130-1801 12pt Oil Pan Bolt Kit | 2001-2010 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax LB7/LMM
ARP 130-1801 12pt Oil Pan Bolt Kit | 2001-2010 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax LB7/LMM

ARP

ARP 130-1801 12pt Oil Pan Bolt Kit | 2001-2010 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax LB7/LMM

SKU: ARP130-1801
$46.82
Wehrli 100443 Black Anodized Billet Oil Fill Tube Cap | 2001-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
IN STOCK
Wehrli 100443 Black Anodized Billet Oil Fill Tube Cap | 2001-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100443 Black Anodized Billet Oil Fill Tube Cap | 2001-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100443 Black Anodized Billet Oil Fill Tube Cap | 2001-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100443 Black Anodized Billet Oil Fill Tube Cap | 2001-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Wehrli Custom Fab

Wehrli 100443 Black Anodized Billet Oil Fill Tube Cap | 2001-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: WCF100443
$51.41
PPE 110090053 Straight Valve Springs, Retainers, and Keepers Kit | 2001-2016 GM Silverado 2500HD/3500HD6.6L Duramax
PPE 110090053 Straight Valve Springs, Retainers, and Keepers Kit | 2001-2016 GM Silverado 2500HD/3500HD6.6L Duramax
PPE 110090053 Straight Valve Springs, Retainers, and Keepers Kit | 2001-2016 GM Silverado 2500HD/3500HD6.6L Duramax
PPE 110090053 Straight Valve Springs, Retainers, and Keepers Kit | 2001-2016 GM Silverado 2500HD/3500HD6.6L Duramax

PPE

PPE 110090053 Straight Valve Springs, Retainers, and Keepers Kit | 2001-2016 GM Silverado 2500HD/3500HD6.6L Duramax

SKU: PPE110090053
$539.99
$599.99
SAVE $60
Fleece FPE-HAR-MU-PT-11 Multiuse Sensor Pigtail 11 | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
IN STOCK
Fleece FPE-HAR-MU-PT-11 Multiuse Sensor Pigtail 11 | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-HAR-MU-PT-11 Multiuse Sensor Pigtail 11 | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-HAR-MU-PT-11 Multiuse Sensor Pigtail 11 | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Fleece Performance Products

Fleece FPE-HAR-MU-PT-11 Multiuse Sensor Pigtail 11 | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: FLCFPE-HAR-MU-PT-11
$18.99
PPE 118034350 Head Stud Kit - PPE-288 High Yield | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
IN STOCK
PPE 118034350 Head Stud Kit - PPE-288 High Yield | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
PPE 118034350 Head Stud Kit - PPE-288 High Yield | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
PPE 118034350 Head Stud Kit - PPE-288 High Yield | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
PPE 118034350 Head Stud Kit - PPE-288 High Yield | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
PPE 118034350 Head Stud Kit - PPE-288 High Yield | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

PPE

PPE 118034350 Head Stud Kit - PPE-288 High Yield | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

SKU: PPE118034350
$1,709.99
$1,899.99
SAVE $190
DFC Diesel TH660104LB7SOALBHD Tow/Haul HD Series Speed Of Air Long Block (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7
DFC Diesel TH660104LB7SOALBHD Tow/Haul HD Series Speed Of Air Long Block (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7
DFC Diesel TH660104LB7SOALBHD Tow/Haul HD Series Speed Of Air Long Block (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7
DFC Diesel TH660104LB7SOALBHD Tow/Haul HD Series Speed Of Air Long Block (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7
DFC Diesel TH660104LB7SOALBHD Tow/Haul HD Series Speed Of Air Long Block (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7
DFC Diesel TH660104LB7SOALBHD Tow/Haul HD Series Speed Of Air Long Block (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7

DFC Diesel

DFC Diesel TH660104LB7SOALBHD Tow/Haul HD Series Speed Of Air Long Block (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7

SKU: DDUTH660104LB7SOALBHD
$27,677.69
DFC Diesel TH660104LB7SOALB Tow/Haul Series Speed Of Air Long Block (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7
DFC Diesel TH660104LB7SOALB Tow/Haul Series Speed Of Air Long Block (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7
DFC Diesel TH660104LB7SOALB Tow/Haul Series Speed Of Air Long Block (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7
DFC Diesel TH660104LB7SOALB Tow/Haul Series Speed Of Air Long Block (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7
DFC Diesel TH660104LB7SOALB Tow/Haul Series Speed Of Air Long Block (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7
DFC Diesel TH660104LB7SOALB Tow/Haul Series Speed Of Air Long Block (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7

DFC Diesel

DFC Diesel TH660104LB7SOALB Tow/Haul Series Speed Of Air Long Block (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7

SKU: DDUTH660104LB7SOALB
$18,653.52
DFC Diesel SS660104LB7TKSOALBCC Street Series Speed Of Air Long Block Callies Crankshaft (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7 TOPKICK
DFC Diesel SS660104LB7TKSOALBCC Street Series Speed Of Air Long Block Callies Crankshaft (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7 TOPKICK
DFC Diesel SS660104LB7TKSOALBCC Street Series Speed Of Air Long Block Callies Crankshaft (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7 TOPKICK
DFC Diesel SS660104LB7TKSOALBCC Street Series Speed Of Air Long Block Callies Crankshaft (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7 TOPKICK
DFC Diesel SS660104LB7TKSOALBCC Street Series Speed Of Air Long Block Callies Crankshaft (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7 TOPKICK
DFC Diesel SS660104LB7TKSOALBCC Street Series Speed Of Air Long Block Callies Crankshaft (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7 TOPKICK

DFC Diesel

DFC Diesel SS660104LB7TKSOALBCC Street Series Speed Of Air Long Block Callies Crankshaft (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7 TOPKICK

SKU: DDUSS660104LB7TKSOALBCC
$15,539.34
DFC Diesel SS660104LB7SOALBCC Street Series Speed Of Air Long Block Callies Crankshaft (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7
DFC Diesel SS660104LB7SOALBCC Street Series Speed Of Air Long Block Callies Crankshaft (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7
DFC Diesel SS660104LB7SOALBCC Street Series Speed Of Air Long Block Callies Crankshaft (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7
DFC Diesel SS660104LB7SOALBCC Street Series Speed Of Air Long Block Callies Crankshaft (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7
DFC Diesel SS660104LB7SOALBCC Street Series Speed Of Air Long Block Callies Crankshaft (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7
DFC Diesel SS660104LB7SOALBCC Street Series Speed Of Air Long Block Callies Crankshaft (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7

DFC Diesel

DFC Diesel SS660104LB7SOALBCC Street Series Speed Of Air Long Block Callies Crankshaft (Standard/Auto) | 2001-2004 GM/Chevrolet 2500HD/3500HD 6.6L Duramax LB7

SKU: DDUSS660104LB7SOALBCC
$15,539.34

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DIESEL TRUCK EXPERTS STANDING BY

The 6.6L Duramax LB7 under the hood of your 2001-2004 GM Sierra/Silverado 2500/3500 may be one of the best and most efficient engines out there, but even the toughest trucks have some power and performance waiting to be unleashed through various performance modifications. Here at Alligator Performance, we carry a 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 2001-2004 GM 6.6L Duramax LB7 Transmission Upgrades to compliment the increase in power you're throwing down! GM Duramax Fitments: 2001, 2002, 2003, 2004 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>2001-2004 6.6L LB7
Tuners & Monitors
Cooling Upgrades
Head Studs & Main Studs
Rods, Pistons & Cams
Heads & Valve Train

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