01-04 GM 6.6L LB7 DURAMAX

Eliminate common LB7 injector issues and unlock new power with performance parts tailored to the 2001–2004 Duramax platform. Shop injector replacement kits, turbo upgrades, and EFI Live tuning for your LB7. This category includes LB7 head gaskets, up-pipes, and fuel lift pumps that restore reliability and support high horsepower builds.

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  2001-2016 GM 6.6L DURAMAX (REAR) -GM 97241130 REAR THERMOSTAT

  2001-2016 GM 6.6L DURAMAX (REAR) The GM 97241130 Rear Thermostat is a factory replacement for your 2001-2016 GM 6.6L Duramax. This Thermostat features the same OE activation temp and is a drop-in replacement for the Rear Thermostat equipped from the...

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  2001-2004 GM 6.6L DURAMAX LB7 -GM 97209343 GLOW PLUG RAIL

  2001-2004 GM 6.6L DURAMAX LB7 The GM 97209343 Glow Plug Rail for your 2001-2004 GM 6.6L Duramax LB7 is a common failure item. On the federal emission LB7 engines, the glow plugs are connected by the glow plug rail which looks like a thin bracket...

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  2001-2015 GM 6.6L DURAMAX -GM 11610681 CYLINDER HEAD BOLT

  2001-2015 GM 6.6L DURAMAX The GM 11610681 Cylinder Head Bolt is an OE replacement for the factory installed head bolts in your 2001-2015 GM 6.6L Duramax.  The factory bolts are torque-to-yield and are not intended to be re-used. Bolts are...

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  2001-2004 GM 6.6L DURAMAX LB7 -GM 97207227 INNER INJECTOR HARNESS

  2001-2004 GM 6.6L DURAMAX LB7 The GM 97207227 Inner Injector Harness is a factory replacement for your 2001-2004 GM 6.6L Duramax LB7. Inner Injector Harness, sold individually. 8 required for entire engine replacement...

  MSRP: $354.36

  Was: $354.36

  Now: $229.99

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  2001-2004 GM 6.6L DURAMAX LB7 (CYLINDERS 3 & 6) -GM 97188721 INJECTION LINE (CYLINDERS 3 & 6)

  2001-2004 GM 6.6L DURAMAX LB7 (CYLINDERS 3 & 6) The GM 97188721 Injection Line is an OE replacement for your 2001-2004 GM 6.6L Duramax. Due to the fact that the factory lines are often corroded, it is recommended that they are replaced when...

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  2001-2004 GM 6.6L DURAMAX LB7 (CYLINDERS 4 & 5) -GM 97188722 INJECTION LINE (CYLINDERS 4 & 5)

  2001-2004 GM 6.6L DURAMAX LB7 (CYLINDERS 4 & 5) The GM 97188722 Injection Line is an OE replacement for your 2001-2004 GM 6.6L Duramax. Due to the fact that the factory lines are often corroded, it is recommended that they are replaced when...

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  Now: $106.35

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  2001-2010 GM 6.6L DURAMAX -GM 10371405 FUEL COOLER

  2001-2010 GM 6.6L DURAMAX The GM 10371405 Fuel Cooler for your 2001-2010 GM 6.6L Duramax is a direct replacement for your factory Fuel Cooler. Over time, Fuel Coolers may begin to leak, as well as rust which can contaminate your fuel system...

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  Now: $257.18

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  2001-2015 GM 6.6L DURAMAX -GM 12624683 PASSENGER SIDE EXHAUST MANIFOLD

  2001-2015 GM 6.6L DURAMAX The GM 12624683 Replacement Passenger Side Exhaust Manifold is a direct replacement for your 2001-2015 GM 6.6L Duramax. Over time, due to heat cycles and corrosion, the factory exhaust manifolds can crack or become damaged...

  MSRP: $480.00

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  Now: $399.95

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  2003-2010 GM 6.6L DURAMAX -GM 98027456 OIL PRESSURE SENSOR

  2003-2010 GM 6.6L DURAMAX The GM 98027456 Oil Pressure Sensor is a direct replacement for your 2003-2010 GM 6.6L Duramax.    FEATURES:  OE Replacement  Oil Pressure Sensor

  MSRP: $112.79

  Was: $112.79

  Now: $95.88

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  2001-2015 GM 6.6L DURAMAX (1.05MM) -GM 12637788 HEAD GASKET (GRADE C, RIGHT)

  2001-2015 GM 6.6L DURAMAX (1.05MM) The GM 12637788 Head Gasket is a direct replacement for your 2001-2015 GM 6.6L Duramax. This gasket features the same high quality construction as the original gasket on your engine. Grade C 1.05mm Right...

  MSRP: $112.69

  Was: $112.69

  Now: $94.33

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  2001-2015 GM 6.6L DURAMAX (1.05MM) -GM 12637785 HEAD GASKET (GRADE C, LEFT

  2001-2015 GM 6.6L DURAMAX (1.05MM) The GM 12637785 Head Gasket is a direct replacement for your 2001-2015 GM 6.6L Duramax. This gasket features the same high quality construction as the original gasket on your engine. Grade C 1.05mm Left...

  MSRP: $112.69

  Was: $112.69

  Now: $94.33

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  2001-2015 GM 6.6L DURAMAX -GM 97192618 EXHAUST UP-PIPE TO TURBO GASKET

  2001-2015 GM 6.6L DURAMAX   The GM 97192618 Exhaust Up-Pipe To Turbo Gasket is a direct replacement for your 2001-2015 GM 6.6L Duramax. This gasket is commonly replaced when upgrading exhaust manifolds or up-pipes. Sold individually...

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