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  • Harness order lead time is estimated to be 8-10 weeks from date of purchase.

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

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LS and LT Retrofit Specialists
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LT4/8L90 Harness Package (2015-2016)

LT4/8L90 Harness Package (2015-2016)

$0.00
Choose your options:
4-pin FRP Sensor:
Fuel System:
Add MAF Sensor?:
Add O2 Sensors?:
Add NSS?:
Gear Ratio/Tire(required):
Cruise Control(optional):
Emissions Wiring(required):
Front End Drive(required):
Examples are Holley, Wegner, CVF Racing, Drive Junky, etc.
Product Code: LT4-8L-HP
Our harness package includes the standalone wiring harness, programmed ECM, programmed TCM, and ETC pedal.

For 2015-2016 LT4 engines and 8L90 transmissions only.
If using a GMPP LT4 crate engine and transmission, select the 4-pin FRP sensor option!
Not sure use with pullout 2017+ engines and transmissions.

Please give us a call for additional details!