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

Take your fuel delivery system to the next level with high-performance injectors to support your 6.6L Duramax's power, reliability, and efficiency. At Alligator Performance, we provide a huge range of aftermarket injectors tailored to your truck. These injectors are also ideal for replacing worn factory units, allowing your truck to regain performance and reliability. Enhance your truck’s fuel delivery capacity and dependability with our top-quality injectors to ensure maximum diesel performance with your 6.6L Duramax! Pair your new injectors with our selection of Fuel Upgrades. 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
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Merchant 97190517 Automotive Injector Hold Down Platform | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Merchant 97190517 Automotive Injector Hold Down Platform | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Merchant Automotive

Merchant 97190517 Automotive Injector Hold Down Platform | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Price
$3.34
Industrial 412603 Stock Reman Injectors with Install Kit | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Industrial 412603 Stock Reman Injectors with Install Kit | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Industrial Injection

Industrial 412603 Stock Reman Injectors with Install Kit | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Price
$2,650
Merchant 10033 Injector Cup O Rings | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Merchant 10033 Injector Cup O Rings | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Merchant Automotive

Merchant 10033 Injector Cup O Rings | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Price
$13.72
Fleece FPE-HAR-DMAX-LB7-INJ-PT Outer Injector Harness Pigtail | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Fleece FPE-HAR-DMAX-LB7-INJ-PT Outer Injector Harness Pigtail | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Fleece Performance Products

Fleece FPE-HAR-DMAX-LB7-INJ-PT Outer Injector Harness Pigtail | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Price
$29.99
Merchant 97188463 Injector Cup | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Merchant 97188463 Injector Cup | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Merchant Automotive

Merchant 97188463 Injector Cup | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Price
$46.34
Merchant 10306 Automotive Injector Cup O-Rings | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Merchant 10306 Automotive Injector Cup O-Rings | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Merchant Automotive

Merchant 10306 Automotive Injector Cup O-Rings | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Price
$2.93
Exergy E05-10121 Rail Pressure Sensor | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Exergy E05-10121 Rail Pressure Sensor | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Exergy Performance

Exergy E05-10121 Rail Pressure Sensor | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Price
$229
Exergy E01-10102 Sportsman Reman Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Exergy E01-10102 Sportsman Reman Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Exergy Performance

Exergy E01-10102 Sportsman Reman Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Price
$316
Merchant 10058 Injector Install Kit | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Merchant 10058 Injector Install Kit | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Merchant Automotive

Merchant 10058 Injector Install Kit | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Price
$199.72
Wehrli 100229 High Flow Rail Fitting - Short | 2001-2005 & 11-16 GM Silverado/Sierra 2500HD/3500HD Duramax 6.6L Duramax
Wehrli 100229 High Flow Rail Fitting - Short | 2001-2005 & 11-16 GM Silverado/Sierra 2500HD/3500HD Duramax 6.6L Duramax

Wehrli Custom Fab

Wehrli 100229 High Flow Rail Fitting - Short | 2001-2005 & 11-16 GM Silverado/Sierra 2500HD/3500HD Duramax 6.6L Duramax

Price
$39
Merchant 10803 New Fuel Injectors w/ Deluxe Install Kit (Set of 8) | 2001-2004 GM 2500HD/3500HD 6.6L Duramax LB7
Merchant 10803 New Fuel Injectors w/ Deluxe Install Kit (Set of 8) | 2001-2004 GM 2500HD/3500HD 6.6L Duramax LB7

Merchant Automotive

Merchant 10803 New Fuel Injectors w/ Deluxe Install Kit (Set of 8) | 2001-2004 GM 2500HD/3500HD 6.6L Duramax LB7

Price
$3,599.64
Merchant 10801-8 Set of 8 LB7 Replacement Injectors | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Merchant 10801-8 Set of 8 LB7 Replacement Injectors | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Merchant Automotive

Merchant 10801-8 Set of 8 LB7 Replacement Injectors | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Price
$2,669.64

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2001-2004 6.6L Silverado & Sierra 2500HD/3500HD

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