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GM LS 58x PNP Harness and MS3Pro EVO+ Package
From: $1,899.99Unleash the full potential of your engine with the MS3Pro EVO+—a cutting-edge, high-performance engine management system designed for serious racers and enthusiasts. Featuring advanced tuning capabilities, broad ignition compatibility, and seamless inte...
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GM LS 24x PNP Harness and MS3Pro EVO+ Package
From: $1,899.99Note: This product has been expertly modified from our original 58X harness with only slight adjustments to meet 24X specifications Unleash the full potential of your engine with the MS3Pro EVO+—a cutting-edge, high-performance engine managem...
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MicroSquirt CAN Transmission Controller with 4L80E Subharness
$499.994L80E Plug and Play Transmission Control via MicroSquirt Seamlessly control your 4L80E transmission with MicroSquirt Transmission Control! The supplied 4L80E subharness provides a simple, plug and play integration with MS3Pro and directly mates with ...
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MicroSquirt CAN Transmission Controller with 4L60E Subharness
$499.994L60E Plug and Play Transmission Control via MicroSquirt Seamlessly control your 4L60E transmission with MicroSquirt Transmission Control! The supplied 4L60E subharness provides a simple, plug and play integration with MS3-Pro and directly mates with...
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MS3Pro LS Plug and Play Harness Alternator Lead Extension
$26.9930" extension for GM LSx alternator subharness. Our harness will require this if used with Camaro, Firebird, GTO, or CTS-V accessory drives. You can also use this with aftermarket brackets that move the alternator to a low mount position or relocate it ...
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