• HOURS of Operation

    Open Monday - Friday 9A-5P EST

    QUESTIONS? GIVE US A CALL! 1 (765) 378-4908

    We're closed on major holidays.

  • Standard order lead time for Standalone Harnesses:

    Gen V - 4-5 weeks

    Gen 3 or Gen 4 -1-2 weeks (Several LS3 kits in stock!)

    Need it sooner? Give us a call to discuss expediting. Limited slots available.

    All other items typically ship within 3-5 business days unless specified otherwise.

LS and LT Retrofit Specialists
Call to order today

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L86 with 10 Speed Harness Package
L86 with 10 Speed Harness Package - Image 1 of 0
L86 with 10 Speed Harness Package - Image 2 of 0
L86 with 10 Speed Harness Package - Image 3 of 0
L86 with 10 Speed Harness Package - Image 1 of 0
L86 with 10 Speed Harness Package - Image 2 of 0
L86 with 10 Speed Harness Package - Image 3 of 0
L86 with 10 Speed Harness Package - Image 1 of 0
L86 with 10 Speed Harness Package - Image 2 of 0
L86 with 10 Speed Harness Package - Image 3 of 0

L86 with 10 Speed Harness Package

$
Choose your options:
Fuel System:
Transmission(required):
Add MAF Sensor?:
Add O2 Sensors?:
Add NSS?:
Neutral Safety Switch for 10 speed automatics to prevent the vehicle from starting in gear.
Gear Ratio/Tire(required):
Emissions Wiring(required):
Front End Drive(required):
Examples are Holley, Wegner, CVF Racing, Drive Junky, etc.
10L Tap Shifter(required):
Product Code: GDI-L86-10L-Pkg
See top for lead time
Compatible for L86/10L80 pullouts with 1st Gen 10L80 transmission.
Our harness package includes the standalone wiring harness, programmed ECM with base tune, programmed TCM with base tune, and ETC pedal.


1st generation 10 speed automatics are from:
-2018-2020 Escalades
-2018-2020 SUV's
-2018 Silverado/Sierra

Tap shift option
-If you choose the shifter option, a Camaro tune will be used and more fine tuning of your L86 engine maybe needed to get dialed in.

Please give us a call for additional details!
All online orders are for our default harness length. Our default harness length is approximately 42" from the passenger side rear head and mounts the modules under-the-dash. If you need a custom layout to mount the computer elsewhere, call to order.
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