04.5-05 GM 6.6L LLY DURAMAX

Optimize airflow and fuel delivery for your 2004.5–2005 LLY Duramax with upgraded intercooler piping, turbo kits, and performance injectors. This section focuses on improving turbo spool and reducing EGTs while maintaining compatibility with stock turbochargers and factory engine management. Includes LLY-specific head studs and fuel system parts for daily driving or towing builds.

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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...

  MSRP:

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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...

  MSRP: $480.00

  Was:

  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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  2004.5-2015 GM 6.6L DURAMAX -GM 97321295 LOWER VALVE COVER GASKET

  2004.5-2015 GM 6.6L DURAMAX The GM 97321295 Lower Valve Cover Gasket is a direct replacement for the OE gasket on your 2004.5-2015 GM 6.6L Duramax. FEATURES:  OE Replacement  Genuine GM...

  MSRP: $118.09

  Was: $118.09

  Now: $94.75

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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...

  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...

  MSRP: $112.69

  Was: $112.69

  Now: $94.33

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  2004.5-2015 GM 6.6L DURAMAX -GM 97354769 TURBO TO DOWNPIPE CLAMP

  2004.5-2015 GM 6.6L DURAMAX The GM 97354769 Turbo To Downpipe Clamp is a direct OE replacement for the clamp on your 2004.5-2015 GM 6.6L Duramax. Because of the extreme heat cycles and other...

  MSRP:

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  Now: $46.32

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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...

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  Now: $14.80

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  2004.5-2005 GM 6.6L DURAMAX LLY -GM 97303656 EGR TUBE TO EGR VALVE GASKET

  2004.5-2005 GM 6.6L DURAMAX LLY The GM 97303656 EGR Tube To EGR Valve Gasket is used when resealing the EGR system on your 2004.5-2005 GM 6.6L Duramax LLY. Using OE gaskets provides a perfect fit and...

  MSRP:

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  Now: $9.19

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  2001-2011 GM 6.6L DURAMAX LB7/LLY/LBZ/LMM/LML GM 12639277 WATER IN FILTER (WIF) SENSOR

  2001-2011 GM 6.6L DURAMAX LB7/LLY/LBZ/LMM/LML The GM 12639277 Water In Filter Sensor for your 2001-2011 GM 6.6L Duramax is a genuine OEM replacement Water In Filter (WIF) Sensor. The WIF sensor...

  MSRP:

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  Now: $44.31

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  Grand Rock 4" Aluminized Band Clamp - Universal 4" X 1.25" Wide

  Grand Rock 4" Aluminized Band Clamp - Universal 4" X 1.25" Wide 4: Diameter Provides Leak Free Seal Aluminized Steel Construction

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  Now: $11.12

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  2001-2007 GM 6.6L DURAMAX -GRAND ROCK VB-384G V-BAND CLAMP (DOWNPIPE TO FRONT-PIPE)

  2001-2007 GM 6.6L DURAMAX The Grand Rock V-Band Clamp VB-384G is a replacement for the factory clamp your 2001-2007 GM 6.6L Duramax. This clamp joins the bottom of your downpipe, to the front-pipe...

  MSRP:

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  Now: $31.55

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