Terminator 58x LS2 / LS3 TBI Kit w/ Transmission Control #550-426

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  • $3,190.95
  • Regular price $3,545.95
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Get all the great features of Terminator Throttle Body Fuel Injection systems in a bolt-on system for GM's popular LS engines! These systems are designed specifically for LS engines with carbureted style intake manifolds. All kits include the popular Terminator EFI Throttle Body for fuel delivery into the intake plenum, as well as the necessary wiring to plug directly into the factory LS coil sub-harnesses and factory sensors.


  • Hard Core Gray anodized finish for great looks and corrosion protection
  • For GM LS2/LS3 Engines and 2007-Current 4.8/5.3/6.0 Truck Engines with 58x crank reluctor, carbureted intake manifold, and 4L60/4L80E transmissions
  • Plug and play with factory sensors and coil sub-harnesses
  • Bosch wideband oxygen sensor included
  • Controls fuel, spark, and 4L60/4L80E transmissions
  • Pre-calibrated for no-hassle installation and tuning
  • Fully adjustable through included 3.5” full color touchscreen


Brand Holley EFI
CFM 950
Crank Reluctor 58x
Emission Code 3
Finish Hard Core Gray
Fuel Pressure 43 Psi
Height 3 Inches
Injector Size 80Lb/Hr @ 43PSI
Product Type Terminator LS TBI Kit
Terminator LS Options Fuel, Spark, Transmission
Throttle Bore 1.750 inch
Part Number 550-426