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LB7 Duramax Fuel System

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    GM Remanufactured Modified 42 CP3 Injection Pump For 01-04 6.6L LB7 II Duramax Industrial Injection

    Industrial Injection
    $1,140.95
    $1,140.95 - $1,140.95
    $1,140.95
    $1,106.72
    $1,106.72 - $1,106.72
    $1,106.72

    Industrial Injection Model: 0986437303SHOSEThe Modified CP3 offered by Industrial Injection is a drop in replacement for the stock CP3 fuel pump. I...

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    $1,140.95
    $1,140.95 - $1,140.95
    $1,140.95
    $1,106.72
    $1,106.72 - $1,106.72
    $1,106.72
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    GM Remanufactured Dragon Fire 85 CP3 Injection Pump For 01-04 6.6L LB7 Duramax Industrial Injection

    Industrial Injection
    $1,749.95
    $1,749.95 - $1,749.95
    $1,749.95
    $1,697.45
    $1,697.45 - $1,697.45
    $1,697.45

    Industrial Injection Model: 0986437303DFBosch OEM reman CP3s are the pinnacle of what you should expect out of a CP3 injection pump. Each injection...

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    $1,749.95
    $1,749.95 - $1,749.95
    $1,749.95
    $1,697.45
    $1,697.45 - $1,697.45
    $1,697.45
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    GM Remanufactured Modified 42 CP3 Injection Pump For 01-04 6.6L LB7 Duramax Industrial Injection

    Industrial Injection
    $1,399.95
    $1,399.95 - $1,399.95
    $1,399.95
    $1,357.95
    $1,357.95 - $1,357.95
    $1,357.95

    Industrial Injection Model: 0986437303SHOBosch OEM reman CP3s are the pinnacle of what you should expect out of a CP3 injection pump. Each injectio...

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    $1,399.95
    $1,399.95 - $1,399.95
    $1,399.95
    $1,357.95
    $1,357.95 - $1,357.95
    $1,357.95
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    XDP Remanufactured LB7 Fuel Injector XD488 For 2001-2004 GM 6.6L Duramax LB7

    XDP
    $207.95 - $207.95
    $207.95
    $207.95 - $207.95
    $207.95

    XDP Model XD488Replace the failed fuel injector on your vehicle with the XDP Remanufactured LB7 Fuel Injector XD488. With more than 30 million fuel...

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    $207.95 - $207.95
    $207.95
    $207.95 - $207.95
    $207.95
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    OER Series Fuel Injector Line (Cylinders 2 and 7) 2001-2004 GM 6.6L Duramax LB7 XDP Xtreme Diesel Performance

    XDP
    $50.95 - $50.95
    $50.95
    $50.95 - $50.95
    $50.95

    XDP Model XD597The XDP OER Series Fuel Injector Line (Cylinders 2 and 7) XD597 from XDP provides your 2001-2004 GM 6.6L Duramax LB7 with a high-qua...

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    $50.95 - $50.95
    $50.95
    $50.95 - $50.95
    $50.95
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    OER Series Fuel Injector Line (Cylinders 3 and 6) 2001-2004 GM 6.6L Duramax LB7 XDP Xtreme Diesel Performance

    XDP
    $50.95 - $50.95
    $50.95
    $50.95 - $50.95
    $50.95

    XDP Model XD595The XDP OER Series Fuel Injector Line (Cylinders 3 and 6) XD595 from XDP replaces the leaking OEM fuel lines on your 2001-2004 GM 6....

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    $50.95 - $50.95
    $50.95
    $50.95 - $50.95
    $50.95
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    OER Series Fuel Injector Line (Cylinders 1 and 8) 2001-2004 GM 6.6L Duramax LB7 XDP Xtreme Diesel Performance

    XDP
    $50.95 - $50.95
    $50.95
    $50.95 - $50.95
    $50.95

    XDP Model XD594Replace the contaminated or corroded fuel lines on your 2001-2004 GM 6.6L Duramax LB7 with the XDP OER Series Fuel Injector Line (Cy...

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    $50.95 - $50.95
    $50.95
    $50.95 - $50.95
    $50.95
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    OER Series Fuel Injector Line (Cylinders 4 and 5) 2001-2004 GM 6.6L Duramax LB7 XDP Xtreme Diesel Performance

    XDP
    $50.95 - $50.95
    $50.95
    $50.95 - $50.95
    $50.95

    XDP Model XD596The XDP OER Series Fuel Injector Line (Cylinders 4 and 5) XD596 provide your 2001-2004 GM 6.6L Duramax LB7 with high-quality fuel li...

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    $50.95 - $50.95
    $50.95
    $50.95 - $50.95
    $50.95
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    GM Remanufactured Double Dragon 120 CP3 Injection Pump For 01-04 6.6L LB7 II Duramax Industrial Injection

    Industrial Injection
    $1,899.95
    $1,899.95 - $1,899.95
    $1,899.95
    $1,842.95
    $1,842.95 - $1,842.95
    $1,842.95

    Industrial Injection Model: 0986437303DDSEThe modified CP3 and CP4 Injection pumps offered by Industrial Injection are a drop in replacement for th...

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    $1,899.95
    $1,899.95 - $1,899.95
    $1,899.95
    $1,842.95
    $1,842.95 - $1,842.95
    $1,842.95
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    GM Rail Plug For 6.6L LB7 Duramax Industrial Injection

    Industrial Injection
    $54.95
    $54.95 - $54.95
    $54.95
    $53.30
    $53.30 - $53.30
    $53.30

    GM Rail Plug For 6.6L LB7 Duramax Industrial Injection. Sold and shipped by Powerhouse Diesel, a diesel repair and performance shop in Knoxville, T...

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    $54.95
    $54.95 - $54.95
    $54.95
    $53.30
    $53.30 - $53.30
    $53.30
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    Industrial Injection 01-04 Chevrolet Duramax LB7 New Dragon Fire 85% CP3 Injection Pump

    Industrial Injection
    $2,096.95
    $2,096.95 - $2,096.95
    $2,096.95
    $2,034.04
    $2,034.04 - $2,034.04
    $2,034.04

    Industrial Injection Model: 0445020017DF New Performance LB7 Duramax 6.6 CP3 Injection Pump Fits: 2001-2004 LB7 Duramax 6.6 Item Type: Bosch LB7 Du...

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    $2,096.95
    $2,096.95 - $2,096.95
    $2,096.95
    $2,034.04
    $2,034.04 - $2,034.04
    $2,034.04
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    Industrial Injection 01-04 Chevrolet Duramax LB7 New Modified Cp3 42% Injection Pump

    Industrial Injection
    $1,876.95
    $1,876.95 - $1,876.95
    $1,876.95
    $1,820.64
    $1,820.64 - $1,820.64
    $1,820.64

    Industrial Injection Model: 0445020017SHO New Performance LB7 Duramax 6.6 CP3 Injection Pump Fits: 2001-2004 LB7 Duramax 6.6 Item Type: Bosch LB7 D...

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    $1,876.95
    $1,876.95 - $1,876.95
    $1,876.95
    $1,820.64
    $1,820.64 - $1,820.64
    $1,820.64
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    GM Remanufactured Double Dragon 120 CP3 Injection Pump For 01-04 6.6L LB7 Duramax Industrial Injection

    Industrial Injection
    $2,099.95
    $2,099.95 - $2,099.95
    $2,099.95
    $2,036.95
    $2,036.95 - $2,036.95
    $2,036.95

    Industrial Injection Model: 0986437303DDBosch OEM reman CP3s are the pinnacle of what you should expect out of a CP3 injection pump. Each injection...

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    $2,099.95
    $2,099.95 - $2,099.95
    $2,099.95
    $2,036.95
    $2,036.95 - $2,036.95
    $2,036.95
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    GM Injector Line Set For 01-04 6.6L LB7 Duramax Industrial Injection

    Industrial Injection
    $363.95
    $363.95 - $363.95
    $363.95
    $353.03
    $353.03 - $353.03
    $353.03

    Industrial Injection Model: 412501This is a complete set of brand new fuel lines for the 2001-2004 LB7 Duramax. We recommend ordering a set of thes...

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    $363.95
    $363.95 - $363.95
    $363.95
    $353.03
    $353.03 - $353.03
    $353.03
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    Industrial Injection 01-04 Chevrolet Duramax LB7 New Double Dragon 120% CP3 Upgraded Injection Pump

    Industrial Injection
    $2,096.95
    $2,096.95 - $2,096.95
    $2,096.95
    $2,034.04
    $2,034.04 - $2,034.04
    $2,034.04

    Industrial Injection Model: 0445020017DD New Performance LB7 Duramax 6.6 CP3 Injection Pump Fits: 2001-2004 LB7 Duramax 6.6 Item Type: Bosch LB7 Du...

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    $2,096.95
    $2,096.95 - $2,096.95
    $2,096.95
    $2,034.04
    $2,034.04 - $2,034.04
    $2,034.04
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    GM Bag Of Parts For 01-04 LB7 6.6L Duramax Industrial Injection

    Industrial Injection
    $502.95
    $502.95 - $502.95
    $502.95
    $487.86
    $487.86 - $487.86
    $487.86

    Industrial Injection Model: 432403Do it yourself Parts for your stock injection pump. It will gain 19 percent more fuel volume. Industrial Injectio...

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    $502.95
    $502.95 - $502.95
    $502.95
    $487.86
    $487.86 - $487.86
    $487.86
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    XDP Remanufactured CP3 Fuel Pump 2001-2004 GM 6.6L Duramax LB7

    XDP
    $607.95 - $607.95
    $607.95
    $607.95 - $607.95
    $607.95

    XDP Model XD521The Remanufactured CP3 Fuel Pump (Stock Replacement) XD521 replaces the failed or underperforming fuel pump in your 2001-2004 GM 6.6...

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    $607.95 - $607.95
    $607.95
    $607.95 - $607.95
    $607.95
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    DDP Duramax 01-10 Brand New 12MM Stroker CP3

    DDP
    $0.00 - $0.00
    $0.00
    $2,612.50
    $2,612.50 - $2,612.50
    $2,612.50

    DDP Model DDPNCP3-33212Duramax 01-10: Brand New 12mm STROKER CP3 pump sold with no core charge. This pump is capable of supporting over 1,000 RWHP ...

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    $0.00 - $0.00
    $0.00
    $2,612.50
    $2,612.50 - $2,612.50
    $2,612.50
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    DDP Duramax 01-04 LB7 Reman Injector Set - SAC Nozzle 100% Over

    DDP
    $0.00 - $0.00
    $0.00
    $3,800.00
    $3,800.00 - $3,800.00
    $3,800.00

    DDP Model DDPLB7-200Duramax 01-04 LB7 Injector Set: Remanufactured injector set. SAC Nozzles flowing at 100 percent over with injector body modific...

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    $0.00 - $0.00
    $0.00
    $3,800.00
    $3,800.00 - $3,800.00
    $3,800.00
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    DDP Duramax 01-04 LB7 Reman Injector Set - SAC Nozzle 150% Over

    DDP
    $0.00 - $0.00
    $0.00
    $3,990.00
    $3,990.00 - $3,990.00
    $3,990.00

    DDP Model DDPLB7-300Duramax 01-04 LB7 Injector Set: Remanufactured injector set. SAC Nozzles at 150 percent over with injector body modifications f...

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    $0.00 - $0.00
    $0.00
    $3,990.00
    $3,990.00 - $3,990.00
    $3,990.00
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    DDP Duramax 01-04 LB7 Reman Stock CP3

    DDP
    $0.00 - $0.00
    $0.00
    $888.25
    $888.25 - $888.25
    $888.25

    DDP Model DDPCP3-303Duramax 01-04 LB7: Replacement remanufactured Stock CP3 injection pump. Details: Liter: 6.6 Engine: LB7 Duramax Years: 2001-20...

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    $0.00 - $0.00
    $0.00
    $888.25
    $888.25 - $888.25
    $888.25
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    DDP Duramax 01-04 LB7 Reman Injector Set - Economy Series

    DDP
    $0.00 - $0.00
    $0.00
    $3,135.00
    $3,135.00 - $3,135.00
    $3,135.00

    DDP Model DDPLB7-ECODuramax 01-04 LB7 Injector Set: Remanufactured injector set, Economy Series with a very mild 10-20 RWHP increase and full injec...

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    $0.00 - $0.00
    $0.00
    $3,135.00
    $3,135.00 - $3,135.00
    $3,135.00
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    DDP Duramax 01-04 LB7 Reman Injector Set - 75 (45% Over)

    DDP
    $0.00 - $0.00
    $0.00
    $3,420.00
    $3,420.00 - $3,420.00
    $3,420.00

    DDP Model DDPLB7-75Duramax 01-04 LB7 Injector Set: Remanufactured injectors flowing at 45 percent over, capable of 725 RWHP with proper supporting ...

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    $0.00 - $0.00
    $0.00
    $3,420.00
    $3,420.00 - $3,420.00
    $3,420.00
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    DDP Duramax 01-04 LB7 Reman Injector Set - 50 (25% Over)

    DDP
    $0.00 - $0.00
    $0.00
    $3,230.00
    $3,230.00 - $3,230.00
    $3,230.00

    DDP Model DDPLB7-50Duramax 01-04 LB7 Injector Set: Remanufactured injector set at 25 percent over, approximately 50 RWHP over stock. Injector set i...

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    $0.00 - $0.00
    $0.00
    $3,230.00
    $3,230.00 - $3,230.00
    $3,230.00
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LB7 Duramax fuel system for 2001 to 2004 Chevy Silverado HD and GMC Sierra HD trucks.

The LB7 uses a Bosch CP3 pump fed by a factory filter head that is prone to air leaks. A lift pump takes load off the CP3, improves filtration and cures many air intrusion problems.

Related: LB7 fuel injectors, LB7 tuning, LB7 engine parts. Browse all LB7 Duramax parts.

Not sure what fits? Send us your VIN and we will match the right part.