Unpublished Item

EFI Wiring Harness
  • 1986-93 GM 4.3/5.0/5.7/7.4L TBI


  • EFI Wiring Harness
  • 1985-89 GM 5.0L/5.7L TPI
  • Mass Air Flow


  • EFI Wiring Harness
  • 1990-92 GM 5.0L/5.7L TPI
  • MAP Or Speed Density


  • EFI Wiring Harness
  • 1996-99 GM Vortec 5.0L/5.7L V8


  • EFI Wiring Harness
  • 1996-99 GM Vortec 4.3L V6


  • EFI Wiring Harness
  • 1999-2006 GM Vortec 4.8/5.3/6.0L
  • Mechanical Throttle


  • EFI Wiring Harness
  • 2000-02 GM Vortec 4.8/5.3/6.0L
  • Throttle-by-Wire

  • EFI Wiring Harness
  • 2003-06 GM 4.8/5.3/6.0L
  • Painless Performance Products EFI Wiring Harness 2003-06 GM 4.8/5.3/6.0L


    EFI Wiring Harness
  • 2003-06 GM 4.8/5.3/6.0L
  • Throttle-by-Wire
  • Using Factory ECM
  • Will Work With Flex Fuel Engines
  • Includes Free ECM Reflash With Purchase
  • $949.99
    Ships Monday
    FREE Shipping

    EFI Wiring Harness
  • 1992-97 GM LT1


  • EFI Wiring Harness
  • 1999-2002 GM LS1/LS6
  • Mechanical Throttle Body

  • Painless Performance Products EFI Wiring Harness 1999-2002 GM LS1/LS6


    EFI Wiring Harness
  • 1999-2002 GM LS1/LS6
  • With 4L60E or T-56 Transmission
  • Mechanical Throttle Body
  • With 4 Extra Feet Of Wiring
  • Includes Free ECM Reflash With Purchase
  • $674.99
    Ships Monday
    FREE Shipping
    (1)

    EFI Wiring Harness
  • 1997-2004 GM LS1/LS6
  • Throttle-by-Wire

  • Painless Performance Products EFI Wiring Harness 1997-2004 GM LS1/LS6


    EFI Wiring Harness
  • 1997-2004 GM LS1/LS6
  • With 4L60E or T-56 Transmission
  • Throttle-by-Wire
  • With 4 Extra Feet Of Wiring
  • Includes Free ECM Reflash With Purchase
  • $724.99
    Ships Monday
    FREE Shipping

    EFI Wiring Harness
  • 2005-06 GM LS2
  • Throttle-by-Wire
  • Painless Performance Products EFI Wiring Harness 2005-06 GM LS2


    EFI Wiring Harness
  • 2005-06 GM LS2
  • With 24x Crank Reluctor & 2x Cam Reluctor
  • With 4L60E or T-56 Transmission
  • Throttle-by-Wire
  • Includes Free ECM Reflash With Purchase
  • $724.99
    Ships 12/05/16
    FREE Shipping

    EFI Wiring Harness
  • 2006-08 GM LS2/LS3/LS7

  • EFI Wiring Harness
  • 2007-13 GM Truck/SUV 4.8/5.3/6.0/6.2L

  • Integrated EFI & Chassis Wiring Harness
  • 1997-2004 GM LS1/LS6
  • Cable Throttle Body

  • Integrated EFI & Chassis Wiring Harness
  • 1999-2006 GM 4.8/5.3/6.0L
  • Mechanical Throttle

  • VATS (Vehicle Anti-Theft System) Module



    Accessories