Ls3 Wiring Harness And Ecm

The larger wires that feed heavy draw circuits are typically 14 to 12 gauge.

Ls3 wiring harness and ecm.

Ls gen3 24x standalone harness 495 00 swap specialties 24x standalone wiring harness for gm gen3 4 8 5 3 5 7 and 6 0l engines have proven to be the best harness on the market today. Psi standalone wiring harness har 1071 is a complete plug and play harness designed for your 2008 2015 ls3 6 2l engine using a 6l80e 6l90e auto trans. 19166573 engine harness 19202597 map sensor jumper ls3 ls376 or 19202598 ls2 ls7 lsx454. Psi sells standalone wiring harnesses for gm gen ii iii iv v ls lt based engines and transmissions.

Primary wire is typically an 18 gauge wire and is the most common wire found in wiring harnesses. The primary wires are 16 gauge with 12 gauge for heavy draw items such as the headlights. Description the 6 2l ls3 6l80e standalone wiring harness is designed to let you put the 2008 2014 ls3 6 2l engine in just about any vehicle. We hand build every harness to fit exactly what your project needs and they actually form fit on the engine to make your wiring look and perform perfectly.

No cores or modifications needed. We also specialize in ls and lt swap standalone harnesses. We offer ls lt swap harnesses for all gen 3 4 and 5 ls lt engines including ls1 ls2 ls3 ls6 ls7 lsa ls9 gen 5 v8 lt1 lt4 lq4 lq6 l99 vortec variants dod vvt afm. This includes the lt1 ls1 ls2 ls3 ls7 l99 l76 l77 l92 l98 lm7 lm4 lsa ls9 l83 and the new gen v lt1.

All psi harnesses are made in the usa. The wire in painless performance kits runs a little larger than the standard. These harnesses include the gen ii lt1 lt4 gen iii 24x ls1 ls6 and vortec truck engines as well as gen iv 58x ls2 ls3 ls7 vortec and gen v lt ecotec3 engines. Speartech also provides ecm programming including e38 e67 e40 e92 ls lt engine wiring harness reworks and conversion adapters and programming.

The wiring harness lengths are designed so you can mount the ecm under the dash. Ls2 ls3 gen iv dbc wiring harnesses lsx injector adapters sikky lsx swap mount kits ls2 gen iv 24x dbw wiring harnesses lsx gen iii to iv sensor conversion adapters. Speartech is your ls lt wiring harness swap specialist. The following lists the engine and vehicle.

Ls1 vortec gen iii 24x wiring harnesses lsx coil pack harness hp tuners ls pcm startup tune flash service. Made in usa with a start up guarantee. E38 ecm t43 tcm located in valve body of 6l80e 6l90e transmission. The are built with new gm delphi connector and high temperature wires.

Brand new standalone ls3 l99 swap drive by wire wiring harness.