60523 GM 1997 - 2004 LS1 LS6 TBW Fuel Injection Harness Extra Length

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  • Regular price $768.99
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This kit includes:
  • All new fuel injection harness with OEM fitment connectors and harness breakouts
  • OBDII connector, mounting bracket and check engine light
  • Crimp-on terminals, rubber grommet
  • Mounting hardware
  • Installation manual
Purchase this harness today and qualify for Painless Performance®™ to flash your ECM for free. Click here for details.
If you are not sure this is the right harness for your application.Click here.

For installations of a throttle by wire LS1 / LS6 engine with a 4L60E or T-56 transmission using ECMs with service #12200411.