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Killshot Fusion Lite Throttle Body EFI System for 4150-Flange Manifolds
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ACES FUEL INJECTIONPART NUMBER: 021-AS2212CBL

Killshot Fusion Lite Throttle Body EFI System for 4150-Flange Manifolds

$63999
ShippingShips on 09/16/2026
Lowest PriceLowest Price Guarantee

Entry-level self-tuning EFI system with the ECU built into the throttle body
  • Fits 4150-Flange Manifolds
  • Up to 450 HP
  • Four 65 lb/hr Injectors
  • Self-Learning ECU

    This entry-level Killshot Fusion carries the same integrated, all-in-one throttle body design scaled for lower-horsepower builds, a straightforward EFI upgrade for stock to mildly modified engines.

    What's Included:

    • The throttle body integrates four 65 lb per hr fuel injectors along with the TPS, MAP, and IAT sensors.
    • The 32-bit ECU built into the throttle body tunes the fuel map automatically for stock to mild builds.
    • A 3-bar TMAP sensor is boost ready for turbocharged and supercharged applications.
    • The wiring harness and wideband oxygen sensor are matched to the ECU for a plug-and-play installation.
  • Part TypeFuel Injection System
    BrandACES FUEL INJECTION
    Part CategoryPerformance Parts
    Injector Quantity4
    Fuel Injection TypeThrottle Body
    Forced Induction SupportYes
    Distributor IncludedNo
    Part FitmentSemi Universal
    Self-TuningYes
    Maximum Horsepower450 HP
    Can-Bus SupportYes
    Package Qty1
    No Questions
    No Reviews
    Some parts are not legal for use in California or other states with similar laws / regulations
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