EFI Systems and Components

Showing 601–650 of 892 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 2013-2015.5 FORD COYOTE TI-VCT HP EFI KIT, NTK O2, USCAR INJ Ford Coyote Ti-VCT HP EFI ECU and Ti-VCT Controller Kit with Power Harness, Main Harness, Coil Harness, Injector Harness and Sensors includes NTK Oxygen Sensor Part # 550-625N

  $4,187.00 Original price was: $4,187.00.$3,492.95Current price is: $3,492.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI 2X4 BBL HOLLEY TBI INJECTOR HARNESS 2×4 BBL Holley TBI Injector Harness for HP EFI & Dominator EFI Part # 558-206

  $218.00 Original price was: $218.00.$53.50Current price is: $53.50.
• Sale! Out of stock
  Read more

  HOLLEY EFI DUAL FUEL INJECTOR LS1 ULTRA LO-RAM MANIFOLD BASE GM LS1/LS2/LS6 Front-feed Dual Injector manifold and fuel rails-Black finish Part # 300-603BK

  $695.00 Original price was: $695.00.$156.24Current price is: $156.24.
• Sale!
  Add to cart

  HOLLEY EFI DUAL FUEL INJECTOR LO-RAM EFI INTAKE MANIFOLD KIT GM LS1/LS2/LS6 Cast Satin Finish Part # 300-624

  $1,012.00 Original price was: $1,012.00.$966.95Current price is: $966.95.
• Sale!
  Add to cart

  HOLLEY EFI DUAL FUEL INJECTOR LO-RAM EFI INTAKE MANIFOLD KIT GM LS1/LS2/LS6 Black Finish Part # 300-624BK

  $1,083.00 Original price was: $1,083.00.$1,034.95Current price is: $1,034.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI 300-672BK ULTRA LO-RAM MANIFOLD BASE AND FUEL RAILS SINGLE FUEL INJECTOR GM LS3/L93

  $610.00 Original price was: $610.00.$115.96Current price is: $115.96.
• Sale! Out of stock
  Read more

  HOLLEY EFI HOLLEY ULTRA LO-RAM MANIFOLD BASE AND FUEL RAILS DUAL FUEL INJECTOR GM LS3/L92 Dual Injector manifold and fuel rails-Satin Finish Part # 300-673

  $600.00 Original price was: $600.00.$264.58Current price is: $264.58.
• Sale!
  Add to cart

  HOLLEY EFI HOLLEY ULTRA LO-RAM MANIFOLD BASE AND FUEL RAILS DUAL FUEL INJECTOR GM LS3/L93 Front-feed Dual Injector manifold and fuel rails-Black Finish Part # 300-673BK

  $634.00 Original price was: $634.00.$223.42Current price is: $223.42.
• Sale! Out of stock
  Read more

  HOLLEY EFI 4150 TO 105MMLSDRIVE BY WIRE THROTTLE BODY ADAPTER ADAPTER, 4150 TO 105MM LS DBW T-BODY Part # 17-94

  $178.00 Original price was: $178.00.$159.95Current price is: $159.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI 4150 TO 92MM LS DRIVE BY WIRE THROTTLE BODY ADAPTER ADAPTER, 4150 TO 92MM LS DBW T-BODY Part # 17-93

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

  HOLLEY EFI 5.0L FORD ENGINE MAIN HARNESS Plug and Play with fuel injected 5.0L Small Block Ford Engines Part # 558-128

  $559.00 Original price was: $559.00.$449.95Current price is: $449.95.
• Sale!
  Add to cart

  HOLLEY EFI 6.86″ PRO DASH The Holley EFI 6.86″ Pro Dash is customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need from a Holley EFI system. It also includes an integrated ten LED shift light as well as two LED’s on the top left and two on the top right that can be programmed as desired. Part # 553-112

  $1,402.00 Original price was: $1,402.00.$1,168.95Current price is: $1,168.95.
• Sale!
  Add to cart

  HOLLEY EFI 66 LB/HR PERFORMANCE FUEL INJECTORS – SET OF 8 Bosch/EV1 Style, Low Impedance Fuel Injectors Maximum Horsepower: 1050 Part # 522-668

  $662.00 Original price was: $662.00.$599.95Current price is: $599.95.
• Sale!
  Add to cart

  HOLLEY EFI 7″ DIGITAL DASH Fully customizable, with a huge array of gauge and indicator screens. Compatible with Holley EFI, Sniper EFI, and Terminator X systems. Part # 553-106

  $1,015.00 Original price was: $1,015.00.$845.95Current price is: $845.95.
• Sale!
  Add to cart

  HOLLEY EFI 83 LB/HR PERFORMANCE FUEL INJECTORS – SET OF 8 Bosch/EV1 Style, Low Impedance Fuel Injectors Maximum Horsepower: 1325 Part # 522-838

  $753.00 Original price was: $753.00.$682.95Current price is: $682.95.
• Sale!
  Add to cart

  HOLLEY EFI BILLET 105MM LS THROTTLE BODY W/LOW RPM TAPER LS 105mm TB w/cable drive and taper Part # 112-581

  $844.00 Original price was: $844.00.$703.95Current price is: $703.95.
• Sale!
  Add to cart

  HOLLEY EFI BILLET 105MM LS THROTTLE BODY W/STRAIGHT BORE LS 105mm TB w/cable drive without taper Part # 112-583

  $844.00 Original price was: $844.00.$703.95Current price is: $703.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI BILLET 4500 EFI THROTTLE BODY INTAKE ELBOW-FORD 5.0 TO 4500 EFI Throttle Body Intake Elbow 4500 – Fits 86-95 Ford 5.0 Style Throttle Bodies Part # 300-254

  $658.00 Original price was: $658.00.$591.95Current price is: $591.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI BILLET 4500 EFI THROTTLE BODY INTAKE ELBOW-FORD 5.0 TO 4500-BLACK FINISH EFI Throttle Body Intake Elbow 4500 – Fits 86-95 Ford 5.0 Style Throttle Bodies. Black Finish Part # 300-254BK

  $707.00 Original price was: $707.00.$311.62Current price is: $311.62.
• Sale!
  Add to cart

  HOLLEY EFI BILLET 90MM LS THROTTLE BODY W/LOW RPM TAPER LS 90mm TB w/cable drive and taper Part # 112-589

  $718.00 Original price was: $718.00.$686.95Current price is: $686.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI BILLET 95MM LS THROTTLE BODY W/LOW RPM TAPER LS 95mm TB w/cable drive and taper Part # 112-585

  $753.00 Original price was: $753.00.$682.95Current price is: $682.95.
• Sale!
  Add to cart

  HOLLEY EFI C-N-P IGNITION SUB HARNESS “Big Wire” C-N-P Ignition Sub Harness Part # 558-318

  $246.00 Original price was: $246.00.$222.95Current price is: $222.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI CAST ALUMINUM 4500 EFI THROTTLE BODY INTAKE ELBOW-FORD 5.0 TO 4500-BLACK FINISH EFI Throttle Body Intake Elbow 4500 – Fits 86-95 Ford 5.0 Style Throttle Bodies Part # 300-249BK

  $278.00 Original price was: $278.00.$62.49Current price is: $62.49.
• Sale!
  Add to cart

  HOLLEY EFI CAST ALUMINUM 4500 EFI THROTTLE BODY INTAKE ELBOW-LS EFI Throttle Body Intake Elbow 4500 – Fits GM LS Throttle Bodies Part # 300-248

  $274.00 Original price was: $274.00.$261.95Current price is: $261.95.
• Sale!
  Add to cart

  HOLLEY EFI CRANK/CAM IGN. HARNESS. FULLY TERMINATED HARNESS. Crank/Cam Ign. Harness for Ferrous Crank/Magnetic Cam Hall Effect Sensors. Fully terminated harness. Part # 558-431

  $91.06 Original price was: $91.06.$82.61Current price is: $82.61.
• Sale! Out of stock
  Read more

  HOLLEY EFI CRANK/CAM IGN. HARNESS. FULLY TERMINATED HARNESS. Crank/Cam Ign. Harness. Fully terminated harness. Part # 558-410

  $95.50 Original price was: $95.50.$85.95Current price is: $85.95.
• Sale!
  Add to cart

  HOLLEY EFI DIGITAL DASH I/O ADAPTER Replacement I/O Adapter for Digital Dash Part # 558-432

  $137.00 Original price was: $137.00.$130.95Current price is: $130.95.
• Sale!
  Add to cart

  HOLLEY EFI DIGITAL DASH I/O ADAPTER W/TERMINATED VEHICLE HARNESS Digital Dash I/O Adapter with terminated Vehicle Harness Part # 558-434

  $343.00 Original price was: $343.00.$327.95Current price is: $327.95.
• Sale!
  Add to cart

  HOLLEY EFI DIGITAL DASH I/O ADAPTER W/UNTERMINATED VEHICLE HARNESS Digital Dash I/O Adapter with unterminated Vehicle Harness Part # 558-433

  $297.00 Original price was: $297.00.$282.95Current price is: $282.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI EFI THROTTLE BODY INTAKE ELBOW EFI Throttle Body Intake Elbow 4150 – Fits GM LS Throttle Bodies Part # 300-240

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

  HOLLEY EFI EFI THROTTLE BODY INTAKE ELBOW-BLACK FINISH EFI Throttle Body Intake Elbow 4150 – Fits Ford Throttle Bodies-Black Finish Part # 300-240FBK

  $239.00 Original price was: $239.00.$198.95Current price is: $198.95.
• Sale!
  Add to cart

  HOLLEY EFI EFI THROTTLE BODY INTAKE ELBOW-BLACK FINISH EFI Throttle Body Intake Elbow 4150 – Fits GM LS Throttle Bodies-Black Finish Part # 300-240BK

  $246.00 Original price was: $246.00.$222.95Current price is: $222.95.
• Sale!
  Add to cart

  HOLLEY EFI FLOW MATCHED 220PPH FUEL INJECTOR KIT – EIGHT PACK PICO/EV6 Style – High Impedance – Flow Matched Part # 522-228XFM

  $918.00 Original price was: $918.00.$780.95Current price is: $780.95.
• Sale!
  Add to cart

  HOLLEY EFI FORD 2V & 4V MODULAR MAIN HARNESS Ford 2V & 4V Modular Main Harness, For HP EFI & Dominator EFI Part # 558-108

  $707.00 Original price was: $707.00.$675.95Current price is: $675.95.
• Sale!
  Add to cart

  HOLLEY EFI FORD 2V MODULAR COIL HARNESS 99-04 2 Valve Ford Modular Coil Harness, For HP EFI & Dominator EFI Part # 558-314

  $212.00 Original price was: $212.00.$191.95Current price is: $191.95.
• Sale!
  Add to cart

  HOLLEY EFI FORD COYOTE COIL HARNESS 2011 to 2015 Ford Coyote Coil Harness, For HP EFI & Dominator EFI Part # 558-317

  $200.00 Original price was: $200.00.$181.95Current price is: $181.95.
• Sale!
  Add to cart

  HOLLEY EFI FORD COYOTE TI-VCT CAPABLE HP EFI KIT, BOSCH O2 HP EFI ECU with Power Harness, Main Harness, Coil Harness, Injector Harness and Sensors includes Bosch Oxygen Sensor (Does not include Ti-VCT Controller or Harnesses) Part # 550-628

  $2,818.00 Original price was: $2,818.00.$2,693.95Current price is: $2,693.95.
• Sale!
  Add to cart

  HOLLEY EFI FORD COYOTE TI-VCT CAPABLE HP EFI KIT, NTK O2 HP EFI ECU with Power Harness, Main Harness, Coil Harness, Injector Harness and Sensors includes NTK Oxygen Sensor (Does not include Ti-VCT Controller or Harnesses) Part # 550-628N

  $2,963.00 Original price was: $2,963.00.$2,699.95Current price is: $2,699.95.
• Sale!
  Add to cart

  HOLLEY EFI FORD COYOTE TI-VCT COIL HARNESS (2015.5-2017) Ford Coyote Ti-VCT Coil Harness (2015.5-2017) Part # 558-322

  $228.00 Original price was: $228.00.$206.95Current price is: $206.95.
• Sale!
  Add to cart

  HOLLEY EFI FORD MODULAR 2 VALVE EFI HARNESS KIT 1999-2004 Ford Modular 2 Valve Harness Kit Part # 558-505

  $1,310.00 Original price was: $1,310.00.$1,252.95Current price is: $1,252.95.
• Sale!
  Add to cart

  HOLLEY EFI FORD MODULAR 2V & 4V MAIN HARNESS FOR USE WITH HOLLEY SMART COILS Main Harness for 1999-2004 2 & 4 Valve Ford Modular (4.6 & 5.4L) Engines for use with Holley Smart Coils Part # 558-113

  $775.00 Original price was: $775.00.$740.95Current price is: $740.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI FORD MODULAR 4 VALVE EFI HARNESS KIT 1999-2004 Ford Modular 4 Valve Harness Kit Part # 558-506

  $1,278.00 Original price was: $1,278.00.$1,149.95Current price is: $1,149.95.
• Sale!
  Add to cart

  HOLLEY EFI FORD MPFI COIL ON PLUG MAIN HARNESS: Ford MPFI Coil On Plug Main Harness: Part # 558-118

  $593.00 Original price was: $593.00.$536.95Current price is: $536.95.
• Sale!
  Add to cart

  HOLLEY EFI FORD TFI IGNITION HARNESS Ford TFI Ignition Harness for Avenger EFI, HP EFI & Dominator EFI Part # 558-305

  $115.00 Original price was: $115.00.$103.95Current price is: $103.95.
• Sale!
  Add to cart

  HOLLEY EFI FORD V8 INJECTOR HARNESS Evenly spaced Ford V8 Injector Harness for Jetronic “Bosch EV1” style Injectors Part # 558-213

  $172.00 Original price was: $172.00.$163.95Current price is: $163.95.
• Sale!
  Add to cart

  HOLLEY EFI FORD V8 INJECTOR HARNESS Evenly spaced Ford V8 Injector Harness for USCAR / EV6 style Injectors Part # 558-212

  $172.00 Original price was: $172.00.$155.95Current price is: $155.95.
• Sale!
  Add to cart

  HOLLEY EFI FORD V8 INJECTOR HARNESS Ford V8 Injector Harness for HP EFI & Dominator EFI Part # 558-209

  $217.00 Original price was: $217.00.$207.95Current price is: $207.95.
• Sale!
  Add to cart

  HOLLEY EFI GEN III HEMI COIL HARNESS – EARLY COILS Gen III HEMI Coil Harness, Early Coils, for HP EFI & Dominator EFI Part # 558-310

  $172.00 Original price was: $172.00.$155.95Current price is: $155.95.
• Sale!
  Add to cart

  HOLLEY EFI GEN III HEMI MAIN HARNESS , LATE, W/TPS AND IDLE AIR CONTROL CONNECTIONS Gen III HEMI Main Harness w/Throttle Position Sensor & Idle Air Control, For Late Crank & Cam Sensors, for HP EFI & Dominator EFI, For use with Cable Throttle Body. Part # 558-116

  $729.00 Original price was: $729.00.$660.95Current price is: $660.95.
• Sale!
  Add to cart

  HOLLEY EFI GEN III HEMI MAIN HARNESS, EARLY, W/ TPS AND IDLE AIR CONTROL CONNECTIONS Gen III HEMI Main Harness w Throttle Position Sensor & Idle Air Control, For use with Cable Throttle Body. Part # 558-115

  $729.00 Original price was: $729.00.$696.95Current price is: $696.95.