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
Availability
Manufacturer
Make
Model
Year
Price
$0
$6,562.40
Rating
Loading products...
Filter
111 products
Sort by:
Best selling
Availability
Manufacturer
Make
Model
Year
Price
$0
$6,562.40
Rating
Industrial 0986435502-R6 OEM Reman Dragon Race 100% Over 40LPM Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Industrial 0986435502-R6 OEM Reman Dragon Race 100% Over 40LPM Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Industrial Injection

Industrial 0986435502-R6 OEM Reman Dragon Race 100% Over 40LPM Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: IIS0986435502-R6
Price
$529.57
Industrial 0986435502-R5 New 80% Over Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Industrial 0986435502-R5 New 80% Over Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Industrial Injection

Industrial 0986435502-R5 New 80% Over Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: IIS0986435502-R5
Price
$365.71
Industrial 0986435502-R4 New 50% Over Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Industrial 0986435502-R4 New 50% Over Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Industrial Injection

Industrial 0986435502-R4 New 50% Over Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: IIS0986435502-R4
Price
$365.71
Industrial 0986435502-R2 30% Over Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Industrial 0986435502-R2 30% Over Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Industrial Injection

Industrial 0986435502-R2 30% Over Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: IIS0986435502-R2
Price
$332.07
Industrial 0986435502-IIS OEM Reman Stock Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Industrial 0986435502-IIS OEM Reman Stock Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Industrial Injection

Industrial 0986435502-IIS OEM Reman Stock Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: IIS0986435502-IIS
Price
$266
Industrial 0986435502-R1 New 20% Over Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Industrial 0986435502-R1 New 20% Over Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Industrial Injection

Industrial 0986435502-R1 New 20% Over Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: IIS0986435502-R1
Price
$332.07
Industrial 0986435502(SET) OEM Stock Injectors | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Industrial 0986435502(SET) OEM Stock Injectors | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Industrial Injection

Industrial 0986435502(SET) OEM Stock Injectors | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: IIS0986435502(SET)
Price
$2,432
Industrial 0986435502-R3 New Dragon 40% Over Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Industrial 0986435502-R3 New Dragon 40% Over Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Industrial Injection

Industrial 0986435502-R3 New Dragon 40% Over Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: IIS0986435502-R3
Price
$365.71
Fleece FPE-34611 Injection Lines Complete Set of 8 | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Fleece FPE-34611 Injection Lines Complete Set of 8 | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Fleece Performance Products

Fleece FPE-34611 Injection Lines Complete Set of 8 | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: FLCFPE-34611
Price
$379.05
BD Diesel 1725502 Premium Stock Fuel Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
BD Diesel 1725502 Premium Stock Fuel Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

BD Diesel

BD Diesel 1725502 Premium Stock Fuel Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: BDD1725502
Price
$325.95
BD Diesel 1724502 Premium StockPlus Fuel Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
BD Diesel 1724502 Premium StockPlus Fuel Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

BD Diesel

BD Diesel 1724502 Premium StockPlus Fuel Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: BDD1724502
Price
$357.95
BD Diesel 1716601 Fuel Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
BD Diesel 1716601 Fuel Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

BD Diesel

BD Diesel 1716601 Fuel Injector | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: BDD1716601
Price
$416.95

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

Can We Help You Find Something?

Give us a call: +1-208-719-7400

FREE SHIPPING ON ALL ORDERS OVER $70

PRICE MATCH GUARANTEE

BUILD NOW, PAY LATER FINANCING OPTIONS

30-DAY RETURN SATISFACTION GUARANTEE

DIESEL TRUCK EXPERTS STANDING BY