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2004.5-2005 Duramax LLY All In One Kit

This All-In-One Kit is built for the 2004.5–2005 Duramax LLY platform—no fluff, no mismatched parts. Just the right tuning files, tools, and hardware to get your LLY dialed in for real work.

1 product

  • DIESELR 6.6L GM Duramax LLY All In One Kit (2004.5-2005) All In One Kit (Basic) DIESELR Corp.
    EFI Live All In One Kit (Basic)
    DIESELR Corp

    DieselR All In One Kit

    (2004.5-2005)
    6.6L LLY GM Duramax
    From $1,671.34 USD
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