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Gen III LS 5.7/6.0 Wiring Harnesses

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  • 1999-2006 GM Gen III 4.8, 5.3 & 6.0L Harness Std. Length
    Painless Performance Products
    1999-2006 GM Gen III 4.8, 5.3 & 6.0L Harness Std. Length
    $599.99
    Painless Performance Products
    In stock
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  • PSI LS1 Corvette / C10 Tac Module Harness (411 PCM) 9 PIN
    PSI Conversions
    PSI LS1 Corvette / C10 Tac Module Harness (411 PCM) 9 PIN
    $54.00
    PSI Conversions
    In stock
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  • Holley Dominator EFI GM Dual Drive-By-Wire Harness
    Holley
    Holley Dominator EFI GM Dual Drive-By-Wire Harness
    $399.95
    Holley
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  • Fuel Tech LS550 V8 Complete Harness
    FTI Performance
    Fuel Tech LS550 V8 Complete Harness
    $999.00
    FTI Performance
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  • Holley LS1 Main Harness for HP EFI & Dominator EFI
    Holley
    Holley LS1 Main Harness for HP EFI & Dominator EFI
    $675.95
    Holley
    In stock
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5 Items