HOLLEY HP EFI ECU & HARNESS KIT HO550-603 SUIT GM LS2/LS3/LS7 58x CRANK SENSOR
SKU:HO550-603
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Product Information
Looking for a plug and play kit for your GM LS engine? The HP ECU allows you to accurately control the fuel and ignition of your engine plus much more! Got a stock LS engine? Simply download a base map and you're on your way. Got a turbocharged, nitrous fed LS engine on water/meth? This HP EFI kit can control that too! Stop re–flashing your factory ECU every time you make a performance modification. Get Holley EFI today!
Notes: Designed for use with GM LS2/LS3 and LS7 engines with 58x crank sensor, re-use factory GM ignition coil harnesses.
Product Information
Looking for a plug and play kit for your GM LS engine? The HP ECU allows you to accurately control the fuel and ignition of your engine plus much more! Got a stock LS engine? Simply download a base map and you're on your way. Got a turbocharged, nitrous fed LS engine on water/meth? This HP EFI kit can control that too! Stop re–flashing your factory ECU every time you make a performance modification. Get Holley EFI today!
Notes: Designed for use with GM LS2/LS3 and LS7 engines with 58x crank sensor, re-use factory GM ignition coil harnesses.