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  • MS3Pro EVO with GM LS 58x Plug and Play Harness

    From: $1,899.99

    MS3Pro EVO GM LS 58x Plug and Play includes an MS3Pro EVO ECU, TunerStudio software and the most rugged & durable GM 58X engine harness on the market.   Experience the MS3Pro EVO. MS3Pro EVO is an evolution, not a revolution- a scaled up, mo...

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  • MS3Pro ULTIMATE with GM LS 58x Plug and Play Harness

    From: $2,099.99

    MS3Pro ULTIMATE GM LS 58x Plug and Play includes an MS3Pro ULTIMATE ECU, TunerStudio software and the most rugged & durable GM 58X custom harness available.  Experience the MS3Pro ULTIMATE. Developed from the MS3Pro 1st Gen platform, the Ulti...

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  • GM LS 58x Plug and Play Engine Harness – for MS3Pro Ultimate/Evo

    From: $899.00

    For MS3Pro ULTIMATE/ EVO plug and play installation on GM LS engines with a 58x crank trigger. The MS3Pro 58x LSX Series Plug and Play Harness is the highest quality, best value option for LS Motors in the industry today.  Save your hard earned time a...

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  • LS / LSX Engine IGN1A Smart Coil Bracket Kit

    $99.00

    Bolt-on LS Ignition Coil Brackets for IGN1A Smart Coils AMPEFI Billet Aluminum IGN1A Smart Coil brackets for LS Engine Valve covers.  These are the same billet brackets used in our MaxSpark Kit allowing you to bolt a set of 8 IGN1A Ignition Coils to fac...

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  • LS MaxSpark IGN1A Smart Coil Wiring Harness Kit

    $250.00

    AMPEFI MaxSpark LS Engine wiring harnesses Do you already have IGN1-A Coil Packs ready to rock on your engine? Just need a quick, simple, and attractive way to hook them up? Well look no further! These harnesses are a Plug-N-Play option to finish off the...

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  • Magnecor KV85 LS Engine Spark Plug Wire Set for IGN1A Smart Coils

    $140.00

    Magnecor KV85 Race Spark Plug Wires for the LS Engine Custom made for our AMPEFI MaxSpark LS Engine Ignition Systems-- these Magnecor KV85 Race Spark Plug Wires for the LS Engine are just what you need if you're using our brackets and coils piecing toget...

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