Proflow's LS standalone wiring harness kits offer the best in aesthetics and reliability, designed specifically for GM LS engines produced from 1997 to 2002. They are available for both cable-driven and fly-by-wire vehicles with 4L60E or T56 transmissions, and will completely replace your old harness.

Note: These are based off original LS harnesses. Some plugs may be different depending on engine build date.

Kits Include:

  • Fuse/Relay Box
  • Fuel Pump Control
  • Fan Controls
  • Check Engine Lights
  • Speedometer/Tachometer
  • OBD2 Compatibility
  • Pedal and Throttle Control
  • MAF/MAP Sensors
  • Coolant Sensors
  • Alternator Plugs
  • O2 Sensors
  • Crankshaft and Camshaft Position
  • Fuel Injectors
  • Coil Packs
  • Knock sensors

 

Please note product instructions have been updated. The online instruction sheet supersedes the instructions that may be included with the product.

More From This Category

RTS OE, Spicer, 2-3-5981X Transmission Yoke 1330 Cast,5.91 in length, Ford 28 Spline, AOD, C4, T-10, T-5, Toploader, TR3550, Tremec, Each

RTS OE, Spicer, 2-3-5981X Transmission Yoke 1330 Cast,5.91 in length, Ford 28 Spline, AOD, C4, T-10, T-5, Toploader, TR3550, Tremec, Each

$188.75

Proflow Fuel Rails Kit, Billet Aluminium, Chrome, For Nissan SR20

Proflow Fuel Rails Kit, Billet Aluminium, Chrome, For Nissan SR20

$55.13