Duramax

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  1. Sinister Diesel Heads Up Kit with ARP Head Studs - Duramax 6.6L LB7 2001-04
    Special Price $1,095.00 was $1,314.00

    Engine Rebuild Kits Made to Last and Save You Money

    ARP 2000 Head Studs:
    Superior to Aircraft Quality; 220,000 PSI Heat Treatment
    Centerless Ground as Near to Perfect as Possible
    Post Heat-Treat Threadrolling for 20x Better Fatigue Strength
    Mahle Original Head Gaskets:
    Multi-layer Spring Steel Construction
    Stamped Beading and Polymer Coatings for a Solid Seal

    Fitment:
    2001 - 2004 Chevy Silverado HD 6.6L Duramax LB7 Diesel Trucks
    2001 - 2004 GMC Sierra HD 6.6L Duramax LB7 Diesel Trucks
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  2. Sinister Diesel Head Gaskets & ARP Head Stud Kit - Duramax 6.6L LB7/LLY 2001-05
    Special Price $785.00 was $791.00

    Engine Rebuild Kits Made to Last and Save You Money

    ARP 2000 Head Studs:
    Superior to Aircraft Quality; 220,000 PSI Heat Treatment
    Centerless Ground as Near to Perfect as Possible
    Post Heat-Treat Threadrolling for 20x Better Fatigue Strength
    Sinister Black Diamond Gaskets:
    Multi-layer Spring Steel Construction
    Adaptive Fluoroelastomer (FKM) Coating
    Sinister Lifetime Warranty
    Kit Also Includes:
    Exhaust Manifold to Head Gaskets
    Exhaust Manifold to Up-pipe Gaskets
    Up-pipe to Turbo Gaskets

    Fitment:
    2001 - 2004 Chevy Silverado HD 6.6L Duramax LB7 Diesel Trucks
    2001 - 2004 GMC Sierra HD 6.6L Duramax LB7 Diesel Trucks
    2004.5 - 2005 Chevy Silverado HD 6.6L Duramax LLY Diesel Trucks
    2004.5 - 2005 GMC Sierra HD 6.6L Duramax LLY Diesel Trucks
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  3. Sinister Diesel Head Studs & Gaskets Kit - Duramax 6.6: 2001-15
    Special Price $730.00 was $749.00

    Engine Rebuild Kits Made to Last and Save You Money

    ARP 2000 Head Studs:
    Superior to Aircraft Quality; 220,000 PSI Heat Treatment
    Centerless Ground as Near to Perfect as Possible
    Post Heat-Treat Threadrolling for 20x Better Fatigue Strength
    Sinister Black Diamond Gaskets:
    Multi-layer Spring Steel Construction
    Adaptive Fluoroelastomer (FKM) Coating
    Sinister Lifetime Warranty
    Also Includes:
    Exhaust Manifold to Head Gaskets
    Exhaust Manifold to Up-pipe Gaskets
    Up-pipe to Turbo gaskets

    Fitment:
    2001 - 2015 Chevy Silverado HD 6.6L Duramax Diesel Trucks
    2001 - 2015 GMC Sierra HD 6.6L Duramax Diesel Trucks
    Learn More
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  4. Sinister Diesel Cat Fuel Filter Adapter for GM Duramax 2001-2016
    $144.00

    Prolong the Life of Your Fuel System!

    Features:

    • Improved Filtration Efficiency
    • CNC Billet Aluminum Construction
    • Blue Anodized Finish
    • Covered by the Sinister Lifetime Warranty


    Kit Includes:

    • (1) Sinister Diesel CAT Fuel Filter Adapter
    • (1) Stand Off Space with hardware
    • (1) Ultra-fine 2 Micron CAT Fuel Filter
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  5. Sinister Diesel Passenger Side Up-Pipe for Duramax 6.6L 2001-16 (Ceramic Coated)
    Special Price $359.99 was $386.66

     Impeccable Design, Unsurpassed Quality, and Great Value

    Features:

    • Designed to boost your vehicle's performance
    • Stainless steel tubes for longevity
    • Mandrel bent tubing for maximum flow
    • Ensures unrivaled durability
    • Provides reliable service for years ahead
    • Fits: GM Duramax 2001-2016 6.6L

    Specifications:

    • Emissions: EPA compliant
    • Series: Race Series
    • Position: Driver Side
    • Material: Stainless Steel
    • Finish: Ceramic Coated
    This is a "RACE ONLY" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.
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  6. Sinister Diesel Reman Injector for Duramax 6.6L LB7 2001-04
    $256.36

    Sinister Quality, OEM Price

    Features:
    Remanufactured OEM part, not similar or aftermarket substitute
    Affordable alternative to a new OEM product
    Meets or exceeds OE quality
    Ensures reliable and lasting operation
    Constructed to provide a perfect fit
    100% tested to ensure OE-quality or better performance
    Backed by a 12 months/15,000 mile warranty
    Fits:
    2001-2004 Chevy/GMC Duramax 6.6L LB7 Diesels
    Refundable Core Charge $175:
    If you choose "Send In Core First", items will be shipped once core is received.
    If you pay the core charge, items will be shipped normally.
    With either method we will provide you with a shipping label (via email).
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  7. Sinister Diesel 250 Amp OEM High Output Alternator - Duramax 6.6L 2001-2007
    Special Price $529.00 was $687.70

    Sinister Diesel 250 Amp OEM High Output Alternator

    Features and Benefits:

    • Cast Aluminum Chassis
    • Powder Coated in Sinister Blue
    • Upgraded High Output Regulator
    • Upgraded High-Temperature Bearings

    Includes:

    • High Output 250 Amp Alternator

    Note: When upgrading to a higher output alternator, we highly recommend upgrading your battery cables.

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  8. Sinister Diesel 320 Amp OEM High Output Alternator - Duramax 6.6L 2001-2007
    Special Price $599.00 was $778.70

    Sinister Diesel 320 Amp OEM High Output Alternator

    Features and Benefits:

    • Cast Aluminum Chassis
    • Powder Coated in Sinister Blue
    • Upgraded High Output Regulator
    • Upgraded High-Temperature Bearings

    Includes:

    • High Output 320 Amp Alternator

    Note: When upgrading to a higher output alternator, we highly recommend upgrading your battery cables.

    Learn More
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