EFI Systems and Components

Showing 751–800 of 890 results

Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low

• Sale!
  Add to cart

  HOLLEY EFI TERMINATOR STEALTH 2X4 PRIMARY THROTTLE BODY SUB HARNESS Part # 558-459

  $212.00 Original price was: $212.00.$191.95Current price is: $191.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI TERMINATOR STEALTH 2X4 SLAVE THROTTLE BODY – CLASSIC GOLD Part # 534-242

  $1,178.00 Original price was: $1,178.00.$1,059.95Current price is: $1,059.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI TERMINATOR STEALTH 2X4 SLAVE THROTTLE BODY – HARD CORE GRAY Part # 534-241

  $1,178.00 Original price was: $1,178.00.$1,059.95Current price is: $1,059.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI TERMINATOR STEALTH 2X4 SLAVE THROTTLE BODY – POLISHED Part # 534-240

  $1,139.00 Original price was: $1,139.00.$717.47Current price is: $717.47.
• Sale! Out of stock
  Read more

  HOLLEY EFI TERMINATOR STEALTH EFI KIT – CLASSIC GOLD FINISH Terminator™ EFI 4bbl Throttle Body Fuel Injection Stealth Finish – Classic Gold Part # 550-444

  $3,064.00 Original price was: $3,064.00.$2,756.95Current price is: $2,756.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI TERMINATOR STEALTH EFI KIT – HARD CORE GRAY Terminator™ EFI 4bbl Throttle Body Fuel Injection Stealth Finish – Hard Core Gray Part # 550-441

  $3,156.00 Original price was: $3,156.00.$2,839.95Current price is: $2,839.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI TERMINATOR STEALTH EFI KIT-SHINY Terminator™ EFI 4bbl Throttle Body Fuel Injection Stealth Finish – Polished Part # 550-440

  $3,078.00 Original price was: $3,078.00.$2,769.95Current price is: $2,769.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI TERMINATOR STEALTH EFI MASTER KIT- CLASSIC GOLD FINISH Terminator™ EFI 4bbl Throttle Body Fuel Injection Stealth & Complete Fuel System Part # 550-444K

  $3,513.00 Original price was: $3,513.00.$3,293.95Current price is: $3,293.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI TERMINATOR STEALTH EFI MASTER KIT-HARD CORE GRAY Terminator™ EFI 4bbl Throttle Body Fuel Injection Stealth & Complete Fuel System Part # 550-441K

  $3,773.00 Original price was: $3,773.00.$3,394.95Current price is: $3,394.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI TERMINATOR STEALTH EFI MASTER KIT-SHINY Terminator™ EFI 4bbl Throttle Body Fuel Injection Stealth & Complete Fuel System Part # 550-440K

  $3,693.00 Original price was: $3,693.00.$3,322.95Current price is: $3,322.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI TERMINATOR STEALTH EFI W/ GM TRANSMISSION CONTROL – CLASSIC GOLD FINISH Terminator™ EFI 4bbl Throttle Body w/ GM Trans Control Fuel Injection Stealth Part # 550-445

  $3,958.00 Original price was: $3,958.00.$3,561.95Current price is: $3,561.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI TERMINATOR STEALTH EFI W/ GM TRANSMISSION CONTROL – POLISHED Terminator™ EFI 4bbl Throttle Body w/GM Trans Control Fuel Injection Stealth Finish – Polished Part # 550-442

  $4,002.00 Original price was: $4,002.00.$3,600.95Current price is: $3,600.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI TERMINATOR STEALTH EFI W/ GM TRANSMISSION CONTROL -HARD CORE GRAY Terminator™ EFI 4bbl Throttle Body w/ GM Trans Control Fuel Injection Stealth Finish – Hard Core Gray Part # 550-443

  $4,077.00 Original price was: $4,077.00.$3,668.95Current price is: $3,668.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI TERMINATOR STEALTH SERVICE THROTTLE BODY – CLASSIC GOLD Replacement Throttle Body 4bbl for Stealth Terminator EFI Kit Part # 534-229

  $856.00 Original price was: $856.00.$769.95Current price is: $769.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI TERMINATOR STEALTH SERVICE THROTTLE BODY – HARD CORE GRAY Replacement Throttle Body 4bbl for Stealth Terminator EFI Kit Part # 534-226

  $1,425.00 Original price was: $1,425.00.$897.37Current price is: $897.37.
• Sale! Out of stock
  Read more

  HOLLEY EFI TERMINATOR STEALTH SERVICE THROTTLE BODY – POLISHED Replacement Throttle Body 4bbl for Stealth Terminator EFI Kit Part # 534-225

  $1,312.00 Original price was: $1,312.00.$578.18Current price is: $578.18.
• Sale!
  Add to cart

  HOLLEY EFI TERMINATOR THROTTLE BODY HARNESS Injector upgrade harness for Terminator Throttle Bodies. Part # 558-439

  $228.00 Original price was: $228.00.$206.95Current price is: $206.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI TERMINATOR THROTTLE BODY HARNESS Replacement throttle body wiring harness for Terminator EFI kits 550-405 and 550-406 Part # 558-415

  $223.00 Original price was: $223.00.$199.95Current price is: $199.95.
• Sale!
  Add to cart

  HOLLEY EFI TERMINATOR X PERFORMANCE FUEL INJECTORS – SET OF EIGHT PICO/EV6 – 100 lb/hr – High Impedance Part # 522-108X

  $456.00 Original price was: $456.00.$379.95Current price is: $379.95.
• Sale!
  Add to cart

  HOLLEY EFI TERMINATOR X PERFORMANCE FUEL INJECTORS – SET OF EIGHT PICO/EV6 – 220 lb/hr – High Impedance Part # 522-228X

  $775.00 Original price was: $775.00.$645.95Current price is: $645.95.
• Sale!
  Add to cart

  HOLLEY EFI TERMINATOR X PERFORMANCE FUEL INJECTORS – SET OF EIGHT PICO/EV6 – 76 lb/hr – High Impedance – Flow Matched Part # 522-768XFM

  $616.00 Original price was: $616.00.$558.95Current price is: $558.95.
• Sale!
  Add to cart

  HOLLEY EFI TPI/STEALTH RAM MAIN HARNESS TPI/Stealth Ram™ Main Harness for Avenger EFI, HP EFI & Dominator EFI Part # 558-101

  $547.00 Original price was: $547.00.$522.95Current price is: $522.95.
• Sale!
  Add to cart

  HOLLEY EFI UNIVERSAL 4 CYLINDER INJECTOR HARNESS Universal 4 Cylinder Injector Harness for HP EFI & Dominator EFI Part # 558-202

  $123.00 Original price was: $123.00.$48.49Current price is: $48.49.
• Sale!
  Add to cart

  HOLLEY EFI UNIVERSAL 4 EV14 CYLINDER INJECTOR HARNESS Universal 4 Cylinder EV14 Injector Harness for HP EFI & Dominator EFI Part # 558-440

  $110.00 Original price was: $110.00.$99.86Current price is: $99.86.
• Sale!
  Add to cart

  HOLLEY EFI UNIVERSAL 6 CYLINDER INJECTOR HARNESS Universal 6 Cylinder Injector Harness for HP EFI & Dominator EFI Part # 558-203

  $195.00 Original price was: $195.00.$175.95Current price is: $175.95.
• Sale!
  Add to cart

  HOLLEY EFI UNIVERSAL FORD V-8 HARNESS KIT Universal Ford V8, Bosch Injector Part # 558-508

  $742.00 Original price was: $742.00.$707.95Current price is: $707.95.
• Sale!
  Add to cart

  HOLLEY EFI UNIVERSAL MPFI COIL ON PLUG MAIN HARNESS UNIVERSAL MPFI W/ COP MAIN HARNESS Part # 558-117

  $559.00 Original price was: $559.00.$507.95Current price is: $507.95.
• Sale!
  Add to cart

  HOLLEY EFI UNIVERSAL MPFI MAIN HARNESS Universal MPFI Main Harness for HP EFI & Dominator EFI Part # 558-104

  $525.00 Original price was: $525.00.$436.95Current price is: $436.95.
• Sale!
  Add to cart

  HOLLEY EFI UNIVERSAL UNTERMINATED IGNITION HARNESS Universal Unterminated Ignition Harness for HP EFI & Dominator EFI Part # 558-306

  $183.00 Original price was: $183.00.$165.95Current price is: $165.95.
• Sale!
  Add to cart

  HOLLEY EFI UNIVERSAL UNTERMINATED INJECTOR HARNESS Universal Unterminated Injector Harness for HP EFI & Dominator EFI(Bosch EV1 style). Part # 558-204

  $206.00 Original price was: $206.00.$186.95Current price is: $186.95.
• Sale!
  Add to cart

  HOLLEY EFI UNIVERSAL V8 MPFI EFI HARNESS KIT Universal V8 MPFI Part # 558-504

  $753.00 Original price was: $753.00.$718.95Current price is: $718.95.
• Sale!
  Add to cart

  HOLLEY EFI UNTERMINATED 15′ FLYING LEAD MAIN HARNESS Pre-Terminated J1A / J1B 15′ Flying Lead Main Harness Part # 558-126

  $423.00 Original price was: $423.00.$351.95Current price is: $351.95.
• Sale!
  Add to cart

  HOLLEY EFI UNTERMINATED 16 INJECTORS MPFI HARNESS Unterminated 16 injectors MPFI harness Terminated at injector connectors (Bosch EV1 style). Part # 558-207

  $278.00 Original price was: $278.00.$251.95Current price is: $251.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI UNTERMINATED 24 INJECTOR MPFI HARNESS Unterminated 24 injector MPFI harness Terminated at injector connectors (Bosch EV1 style). Part # 558-208

  $378.00 Original price was: $378.00.$84.99Current price is: $84.99.
• Sale!
  Add to cart

  HOLLEY EFI UNTERMINATED UNIVERSAL MAIN HARNESS Unterminated Universal Main Harness for HP EFI & Dominator EFI Part # 558-105

  $525.00 Original price was: $525.00.$436.95Current price is: $436.95.
• Sale!
  Add to cart

  HOLLEY EFI V8 OVER MANIFOLD, BOSCH STYLE INJECTOR HARNESS V8 over Manifold, Bosch Style Connector Harness for Avenger EFI, HP EFI, Dominator EFI and Terminator X. GM / Chrysler Cylinder Orientation Part # 558-200

  $195.00 Original price was: $195.00.$161.95Current price is: $161.95.
• Sale!
  Add to cart

  HOLLEY EFI WIDEBAND OXYGEN SENSOR EXTENSION CABLE 4 feet long – Ideal for Holley EFI Part # 534-199

  $137.00 Original price was: $137.00.$131.45Current price is: $131.45.
• Sale! Out of stock
  Read more

  HOLLEY SNIPER EFI 2GC SMALL BORE – SHINY FINISH Sniper EFI Conversion kit for 1955 to 1969 Chevrolet, Buick, Oldsmobile, and Pontiac vehicles that came with Rochester 2GC Small Bore Carbs. Finish – Shiny Part # 550-864

  $1,400.00 Original price was: $1,400.00.$1,259.95Current price is: $1,259.95.
• Sale! Out of stock
  Read more

  HOLLEY SNIPER EFI HOLLEY SNIPER EFI 2300 DROP-IN RETURN STYLE MASTER KIT – BLACK FINISH Holley Sniper 2 Barrel Fuel Injection Conversion – Self-Tuning Kit + Handheld Display – Black Finish Finish – Black Part # 550-850D

  $2,034.00 Original price was: $2,034.00.$1,829.95Current price is: $1,829.95.
• Sale! Out of stock
  Read more

  HOLLEY SNIPER EFI HOLLEY SNIPER EFI 2300 DROP-IN RETURN STYLE MASTER KIT – CLASSIC GOLD FINISH Holley Sniper 2 Barrel Fuel Injection Conversion – Self-Tuning Kit + Handheld Display – Classic Finish Finish – Classic Gold Part # 550-851D

  $2,034.00 Original price was: $2,034.00.$1,829.95Current price is: $1,829.95.
• Sale! Out of stock
  Read more

  HOLLEY SNIPER EFI HOLLEY SNIPER EFI 2300 DROP-IN RETURN STYLE MASTER KIT – SHINY FINISH Holley Sniper 2 Barrel Fuel Injection Conversion – Self-Tuning Kit + Handheld Display – Shiny Finish Finish – Shiny Part # 550-849D

  $1,945.00 Original price was: $1,945.00.$1,749.95Current price is: $1,749.95.
• Sale! Out of stock
  Read more

  HOLLEY SNIPER EFI HOLLEY SNIPER EFI 2300 SELF-TUNING KIT – BLACK CERAMIC FINISH Holley Sniper 2 Barrel Fuel Injection Conversion – Self-Tuning Kit + Handheld Display – Black Ceramic Finish Finish – Black Part # 550-850

  $1,288.00 Original price was: $1,288.00.$1,074.95Current price is: $1,074.95.
• Sale! Out of stock
  Read more

  HOLLEY SNIPER EFI HOLLEY SNIPER EFI 2300 SELF-TUNING KIT – CLASSIC GOLD FINISH Holley Sniper 2 Barrel Fuel Injection Conversion – Self-Tuning Kit + Handheld Display – Classic Gold Finish Finish – Classic Gold Part # 550-851

  $1,256.00 Original price was: $1,256.00.$1,129.95Current price is: $1,129.95.
• Sale! Out of stock
  Read more

  HOLLEY SNIPER EFI HOLLEY SNIPER EFI 2300 SELF-TUNING KIT – SHINY FINISH Holley Sniper 2 Barrel Fuel Injection Conversion – Self-Tuning Kit + Handheld Display – Shiny Finish Finish – Shiny Part # 550-849

  $1,219.00 Original price was: $1,219.00.$1,016.95Current price is: $1,016.95.
• Sale! Out of stock
  Read more

  HOLLEY SNIPER EFI HOLLEY SNIPER EFI 2300 SELF-TUNING MASTER KIT – BLACK CERAMIC FINISH Holley Sniper 2 Barrel Fuel Injection Conversion – Self-Tuning Master Kit + Handheld Display – Black Ceramic Finish Part # 550-850K

  $1,664.00 Original price was: $1,664.00.$1,349.95Current price is: $1,349.95.
• Sale! Out of stock
  Read more

  HOLLEY SNIPER EFI HOLLEY SNIPER EFI 2300 SELF-TUNING MASTER KIT – CLASSIC GOLD FINISH Holley Sniper 2 Barrel Fuel Injection Conversion – Self-Tuning Master Kit + Handheld Display – Classic Gold Finish Part # 550-851K

  $1,623.00 Original price was: $1,623.00.$1,459.95Current price is: $1,459.95.
• Sale! Out of stock
  Read more

  HOLLEY SNIPER EFI HOLLEY SNIPER EFI 2300 SELF-TUNING MASTER KIT – SHINY FINISH Holley Sniper 2 Barrel Fuel Injection Conversion – Self-Tuning Master Kit + Handheld Display – Shiny Finish Part # 550-849K

  $1,595.00 Original price was: $1,595.00.$1,329.95Current price is: $1,329.95.
• Sale! Out of stock
  Read more

  HOLLEY SNIPER EFI HOLLEY SNIPER EFI 2GC LARGE BORE – CLASSIC GOLD FINISH Sniper EFI Conversion kit for 1974-1978 Chevrolet, GMC, Oldsmobile, and Pontiac vehicles that came with Rochester 2GC Large Bore Carbs. Part # 550-857

  $1,390.00 Original price was: $1,390.00.$1,158.95Current price is: $1,158.95.
• Sale! Out of stock
  Read more

  HOLLEY SNIPER EFI HOLLEY SNIPER EFI 2GC LARGE BORE – SHINY FINISH Sniper EFI Conversion kit for 1974-1978 Chevrolet, GMC, Oldsmobile, and Pontiac vehicles that came with Rochester 2GC Large Bore Carbs. Part # 550-855

  $1,356.00 Original price was: $1,356.00.$1,219.95Current price is: $1,219.95.
• Sale! Out of stock
  Read more

  HOLLEY SNIPER EFI HOLLEY SNIPER EFI 2GC LARGE BORE MASTER KIT – SHINY FINISH Sniper EFI Conversion kit for 1974-1978 Chevrolet, GMC, Oldsmobile, and Pontiac vehicles that came with Rochester 2GC Large Bore Carbs. Part # 550-855K

  $1,689.00 Original price was: $1,689.00.$1,519.95Current price is: $1,519.95.