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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  OEM GM / AC DELCO FUEL PUMP - VARIOUS 15-24 GM W/ LT4 / LT5 HPFP CAMARO CORVETTE

  OEM AC DELCO HIGH PRESSURE FUEL PUMP - 12711668 Stay with the parts brand your General Motors vehicle came with and get the quality you know and trust with GM Genuine parts. GM Genuine parts give you the peace of mind that the fit, form, and...

  MSRP: $1,952.85

  Was: $1,952.85

  Now: $1,050.00

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  OEM AC DELCO GLOW PLUG SET - 2004.5-2005 GM 6.6L LLY DURAMAX DIESEL - 97326305

  OEM AC DELCO GLOW PLUG SET - 97326305 / 63G The GM 97326305 Glow Plug is a direct replacement for your 2004.5-2005 GM 6.6L Duramax LLY. Replacing failed glow plugs can eliminate check engine lights and hard starting. This OE replacement is...

  MSRP: $350.88

  Was: $350.88

  Now: $209.99

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  OEM GM FRONT & REAR THERMOSTAT - 01-16 GM 6.6L DURAMAX DIESEL

  OEM AC DELCO FRONT & REAR THERMOSTATS The GM 97241129 Front 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 Front Thermostat...

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  Mahle Top End Gasket Kit LLY / LBZ - No Head Gaskets - HS54580A

  MAHLE CYLINDER HEAD GASKET SET - LESS HEAD GASKETS FITS 04.5-06 GM 6.6L LLY / LBZ DURAMAX DIESEL ENGINES MAHLE IS A GREAT AFTERMARKET ALTERNATIVE TO OVER-PRICED OEM GASKETS.  MAHLE SUPPLIES NUMEROUS ORIGINAL EQUIPMENT MANUFACTURER'S WITH THEIR OEM...

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  Now: $249.99

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  Swag Perforance Replacement Engine Block Heater Cable 01-16 6.6L Duramax - LB7 LLY LBZ LMM LML

  Replacement Engine Block Heater Cable 01-16 6.6L Duramax - LB7 LLY LBZ LMM LML Replaces GM 19301659

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  Was: $39.99

  Now: $29.99

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  01-16 GM 6.6L DURAMAX FACTORY FUEL FILTER DELETE KIT

  FACTORY FUEL FILTER DELETE  Once you’ve installed an aftermarket Fuel Filtration System such as our FASS, Air Dog or other Fuel Systems, the use of the factory fuel filter is no longer required and can be removed. Because your Duramax factory...

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  01-10 GM 6.6L Duramax Engine Oil Pump Assembly - M316

  ENGINE OIL PUMP fits 01-10 GM 6.6L Duramax Diesel Engines Melling is a leader in engineering design, development, prototype, testing and assembly of fluid delivery products and related items for the automotive OEM industry as well as the...

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  SWAG Performance GM 6.6L LLY Duramax Billet Compressor Wheel Upgrade

  PERFORMANCE BILLET WHEEL UPGRADE 11 BLADE EXTENDED TIP DESIGN fits 04.5-05 GM 6.6L LLY Duramax Diesel Engines INCLUDES:Improves performance Sounds GreatLowers smoke and EGT’sQuicker Spool upImproved longevity in high boost...

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  Was: $109.95

  Now: $89.95

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  SWAG Performance GM 6.6L LLY / LBZ Duramax GT3788VA Turbo Rebuild Kit

  GT3788VA TURBOCHARGER REBUILD KIT fits 04.5-07 GM 6.6L LLY & LBZ Duramax Diesel Engines Brass dissipates heat faster and provides a longer life span vs steel. Improved lubrication with 6 oil passages VS OEM 270 style thrust bearings with 5 oil...

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  Was: $109.95

  Now: $99.95

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  Swag Performance 04.5-10 GM 6.6L Duramax Diesel PVC Reroute Kit

  Our PCV Reroute kit allows you to reroute the restrictive factory hoses. Our free-flowing design provides ventilation to eliminate oil residue going into your turbocharger. This kit will prolong the life of your turbo, also eliminates the oil residue...

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  SWAG Performance GM LLY / LBZ / LMM Duramax Fuel Injector Return Line Kit

  Duramax Diesel Injector Return Rail Kit 2004 - 2010 LLY LMM LBZ   Included with this item: (6) "T" return connectors (2) 90 degree return connector (8) Return connector O-rings (8) Return connector retaining clips (GM P/N...

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  Was: $49.95

  Now: $38.95

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  SWAG Performance 01-10 GM Stainless Steel Tie Rod Reinforcement Sleeve

  Stainless Steel Tie Rod Reinforcement Sleeves 01-10 GM 6.6 6.6L Duramax Diesel  MADE FROM QUALITY STAINLESS STEEL  REINFORCES TIE RODS  

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  Now: $39.95

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