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    We're closed on major holidays.

  • Standard order lead time for STANDALONE WIRING HARNESSES is estimated to be 11-13 weeks from date of purchase.

    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.

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LT1 with 10 Speed Harness Package
LT1 with 10 Speed Harness Package - Image 1 of 0
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LT1 with 10 Speed Harness Package - Image 1 of 0
LT1 with 10 Speed Harness Package - Image 2 of 0
LT1 with 10 Speed Harness Package - Image 3 of 0
LT1 with 10 Speed Harness Package - Image 1 of 0
LT1 with 10 Speed Harness Package - Image 2 of 0
LT1 with 10 Speed Harness Package - Image 3 of 0

LT1 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):
Year of Engine:
Product Code: LT1-10L-HP
Our harness package includes the standalone wiring harness, programmed ECM, programmed TCM, and ETC pedal.
Newly supported 2nd Generation 10 speed automatic transmissions with programmable T93 modules.
2nd Generation 10L90 supported with 2020-2024 Camaro 10L80/10L90 or GMPP 10L90 transmission.
No support for 2nd Generation 10L80/10L90 from select 2019+ Trucks or SUV's.
Escalade 10L80 is supported from 2018-2020 since these are still 1st generation 10 speed automatics.

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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