Complete Self Tuning Induction Systems for LS engines designed for the do-it-yourself Hot Rodder to the professional EFI tuner! This system is ready to go with everything needed to complete the induction system of your LS engine and get you on the road easily and faster than any system on the market today. Forget sourcing mismatched parts and cutting and splicing old harnesses and re-flashed ECU’s from “Craig's List” tuners. FiTech’s Ultimate EFI is a complete Kit. Suitable for that junkyard 5.3 to a stroker 427, we have you covered! Check out the list of features inside this brochure and you will wonder why it’s never been so simple to ditch that old factory hardware or top off that fresh long block. We have taken the work out of getting your new or pull-out LS up and running in a flash. That’s why we call this kit the ULTIMATE EFI.
  • The Ultimate LS Kit (600 HP, Transmission Control, Cathedral Port Intake Manifold)-for LS Torque features the following: Inline fuel pump
  • Low profile- aluminum fabricated intake with 1500-6500 rpm power-band, 3mm construction Tig welded, black anodized with embossed FiTech logo &
  • CNC machined with O-ring gaskets &
  • all hardware
  • Hi Flow Cable operated Throttle Body &
  • Parabolic inlet machining for smooth throttle transitions (same as OE)
  • Throttle Body featuring a progressive linkage pulley with a double return spring &
  • adjustable stop
  • Self learning ECU with Touch Screen controller for easy setup &
  • configuration
  • Windshield Mount for control
  • Sequential fuel &
  • spark control with individual cylinder trim
  • Bosch wide band controlled (Self learning)
  • Stainless Oxygen Sensor bung (clamp or weld on)
  • 24X &
  • 58X crank &
  • cam compatibility
  • (2) programmable fan control outputs &ndash
  • 1 BAR MAP Sensor &ndash
  • TPS &ndash
  • IAC Sensor
  • Tach Output Driver for most tachometers (5V)
  • Speedometer Output Driver for most speedometers
  • Car &
  • truck coil compatibility
  • On the fly programmable target AFR &
  • Timing (if desired)
  • flow-matched injectors
  • Fuel pump relay output
  • Custom wire harness (uses factory coil pack sub harness)
  • Programmable Color touch screen Hand Held Controller with data log features
  • Windshield mount for touch screen Controller
  • Custom cam compatibility
  • &
  • an Available Transmission Control feature suitable for 4L60, 4L65, 4L70, or 4L80 GM transmissions.
Attributes
California Proposition 65 Y
Country of Origin (Primary) CN
Emission Code Not in CA
Hazardous Material Code N
Life Cycle Status Code 2
NAFTA Preference Criterion Code B
Warranty Time 12

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FiTech 71020 Ultimate LS Torque Kit (600 HP, Trans Control, Inline Fuel Pump)-Cathedral Port

Vehicle Fitment

Fitment: Unknown

Product Information

  • Product Number: 71020
  • $2,314.66