HOLLEY - TERMINATOR MPFI GM LS2/LS3 (550-612)

  • Model: 550-612
  • Manufactured by: HOLLEY

$2,976.95

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Get all the great features of Terminator self-tuning EFI in a bolt-on system for GM's popular LS engines!

The 550-612 kit controls fuel, spark, and 4L60/4L80E transmissions through the Terminator's new 3.5" touchscreen! Install, answer a few basic questions and drive. No laptop required!                          

  FEATURES:

  • Fully self-tuning ECU - No laptop required
  • Trouble-free performance with today’s fuels
  • Terminator ECU can be EASILY updated to Holley “HP” ECU specs with a free online software download. ECU can then be used for LSX, boosted, nitrous, and many other applications in the future as you desire!
  • ECU fully potted and sealed for protection from vibration, dust and moisture
  • Provides ignition timing control on engines with Small Cap HEI and Ford TFI distributors (requires adapter)
  • 80 lb/hr injectors support 250-600 HP engines
  • Fits any square (Holley 4150™) flanged intake
  • Connections for Ford, GM TH350 and 700R4, and other transmission linkages
  • Serviceable sensors integrated into throttle body and pre-wired for a simple one-click connection
  • Patent pending annular discharge fuel ring for maximum flow and optimum fuel atomization - No restrictions or delay in fuel flow like booster designs
  • 950 CFM Throttle Body with CFD computer designed air-entry area taken from Holley’s famous NASCAR® throttle body

***Important Notice: Using Performance products for street/road use on public roads or highways is prohibited by law. It is the responsibility of vehicle owner to ensure compliance with all local and federal laws and regulations. More information can be found on the SEMA Action Network website www.semasan.com
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