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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PPE 113156202 Fuel Injector Hold Down Platform | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
PPE 113156202 Fuel Injector Hold Down Platform | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

PPE

PPE 113156202 Fuel Injector Hold Down Platform | 2001-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

SKU: PPE113156202
Sale price
$2.69
Regular price
$2.99
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

SKU: WCF100229
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

SKU: MAT10803
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

SKU: MAT10801-8
Price
$2,669.64
Merchant 10802 Set of 8 LB7 Injectors with Basic Install Kit | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Merchant 10802 Set of 8 LB7 Injectors with Basic Install Kit | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Merchant Automotive

Merchant 10802 Set of 8 LB7 Injectors with Basic Install Kit | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: MAT10802
Price
$2,844.64
Merchant 10520 Deluxe Injector Removal Tool | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Merchant 10520 Deluxe Injector Removal Tool | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Merchant Automotive

Merchant 10520 Deluxe Injector Removal Tool | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: MAT10520
Price
$129.72
S&S Diesel LB7-65SAC-R-SET Remanufactured 65% Over Injector Set | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
S&S Diesel LB7-65SAC-R-SET Remanufactured 65% Over Injector Set | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

S&S Diesel

S&S Diesel LB7-65SAC-R-SET Remanufactured 65% Over Injector Set | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: SASLB7-65SAC-R-SET
Price
$3,224
S&S Diesel LB7-65SAC-SET 65% Over Injector Set | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
S&S Diesel LB7-65SAC-SET 65% Over Injector Set | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

S&S Diesel

S&S Diesel LB7-65SAC-SET 65% Over Injector Set | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: SASLB7-65SAC-SET
Price
$3,660.80
S&S Diesel LB7-80SAC-R-SET Remanufactured 80% Over Injector Set | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
S&S Diesel LB7-80SAC-R-SET Remanufactured 80% Over Injector Set | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

S&S Diesel

S&S Diesel LB7-80SAC-R-SET Remanufactured 80% Over Injector Set | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: SASLB7-80SAC-R-SET
Price
$3,588
S&S Diesel LB7-80SAC-SET 80% Over Injector Set | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
S&S Diesel LB7-80SAC-SET 80% Over Injector Set | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

S&S Diesel

S&S Diesel LB7-80SAC-SET 80% Over Injector Set | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: SASLB7-80SAC-SET
Price
$4,024.80
S&S Diesel LB7-100SAC-R-SET Remanufactured 100% Over Injector Set | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
S&S Diesel LB7-100SAC-R-SET Remanufactured 100% Over Injector Set | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

S&S Diesel

S&S Diesel LB7-100SAC-R-SET Remanufactured 100% Over Injector Set | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: SASLB7-100SAC-R-SET
Price
$3,889.60
S&S Diesel LB7-100SAC-SET 100% Over Injector Set | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
S&S Diesel LB7-100SAC-SET 100% Over Injector Set | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

S&S Diesel

S&S Diesel LB7-100SAC-SET 100% Over Injector Set | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: SASLB7-100SAC-SET
Price
$4,357.60

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