Small Block Chevy

Big Block Chevy

Holley Avenger EFI 4bbl Multi Point Fuel Injection Systems

Avenger MPFI 4-Barrel System
  • Big Block Chevy
  • Rectangle Port Heads
  • Standard Deck
  • 48 lb/hr Injectors
  • 1000CFM Throttle Body
  • Up to 650HP
  • $3,559.95
    Ships in 24hrs
    FREE Shipping

    Avenger ECU Only

    Holley Avenger EFI Stealth Ram Fuel Injection Systems

    Avenger EFI ECU ONLY
  • Self-tuning fueling strategy tunes while you drive
  • Requires no laptop computer to set up or tune
  • Service replacement part for Holley Avenger EFI systems, includes ECU & handheld tuner only
  • $1,231.95
    Ships 09/12/16
    FREE Shipping