EFI Systems and Components

Showing 651–700 of 900 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 FORD TFI IGNITION HARNESS Ford TFI Ignition Harness for Avenger EFI, HP EFI & Dominator EFI Part # 558-305

  $130.95 Original price was: $130.95.$115.95Current price is: $115.95.
• 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

  $204.95 Original price was: $204.95.$181.95Current price is: $181.95.
• Sale!
  Add to cart

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

  $194.95 Original price was: $194.95.$172.95Current price is: $172.95.
• Sale!
  Add to cart

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

  $259.95 Original price was: $259.95.$230.95Current price is: $230.95.
• 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

  $194.95 Original price was: $194.95.$172.95Current price is: $172.95.
• Sale!
  Add to cart

  HOLLEY EFI GEN III HEMI COIL HARNESS – LATE COILS Gen III HEMI Coil Harness, Late Coils, for HP EFI & Dominator EFI Part # 558-311

  $204.95 Original price was: $204.95.$181.95Current price is: $181.95.
• 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

  $826.95 Original price was: $826.95.$734.95Current price is: $734.95.
• 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

  $871.95 Original price was: $871.95.$774.95Current price is: $774.95.
• Sale!
  Add to cart

  HOLLEY EFI GEN III HEMI V8 INJECTOR HARNESS – BOSCH/JETRONIC AND HOLLEY INJECTORS USED FOR UPGRADES AND RACING Gen III HEMI Injector Harness with Bosch/Jetronic and Holley injectors used for upgrades and racing for HP EFI & Dominator EFI Part # 558-211

  $194.95 Original price was: $194.95.$172.95Current price is: $172.95.
• Sale!
  Add to cart

  HOLLEY EFI GEN III HEMI V8 INJECTOR HARNESS – STOCK/USCAR STYLE INJECTORS Gen III HEMI Injector Harness with Stock/USCAR style Injectors for HP EFI & Dominator EFI Part # 558-210

  $204.95 Original price was: $204.95.$181.95Current price is: $181.95.
• Sale!
  Add to cart

  HOLLEY EFI GM 58X EFI HARNESS KIT GM LS2/LS3/LS7, 58X Crank Sensor, USCAR/ EV6 Injector Part # 558-501

  $925.95 Original price was: $925.95.$822.95Current price is: $822.95.
• Sale!
  Add to cart

  HOLLEY EFI GM LS 24X EFI HARNESS KIT GM LS1/6, 24X Crank Sensor, Bosch Injector Part # 558-500

  $1,021.95 Original price was: $1,021.95.$907.95Current price is: $907.95.
• Sale!
  Add to cart

  HOLLEY EFI GM LS 58X EFI HARNESS KIT GM LS2/LS3/LS7, 58X Crank Sensor, Bosch Injector Part # 558-502

  $969.95 Original price was: $969.95.$861.95Current price is: $861.95.
• Sale!
  Add to cart

  HOLLEY EFI GM TPI AND STEALTH RAM EFI HARNESS KIT GM TPI and Holley Stealth Ram™ Part # 558-503

  $898.95 Original price was: $898.95.$798.95Current price is: $798.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI HOLLEY DIS COIL TO HOLLEY LSX HARNESS ADAPTER Holley Waste Fire DIS Coil to LSx Engine Harness Part # 558-309

  $123.00 Original price was: $123.00.$109.95Current price is: $109.95.
• Sale!
  Add to cart

  HOLLEY EFI HOLLEY EFI 6.86″ STANDALONE PRO DASH 6.86″ Standalone Pro Dash Part # 553-117

  $1,574.95 Original price was: $1,574.95.$1,399.95Current price is: $1,399.95.
• Sale!
  Add to cart

  HOLLEY EFI HOLLEY EFI CAN INPUT/OUTPUT MODULE – WITHOUT HARNESS Adds Up To Eight Inputs and Outputs Part # 554-166

  $409.95 Original price was: $409.95.$363.95Current price is: $363.95.
• Sale!
  Add to cart

  HOLLEY EFI HOLLEY EFI CAN INPUT/OUTPUT MODULE KIT Adds Up To Eight Inputs and Outputs Part # 554-165

  $499.95 Original price was: $499.95.$443.95Current price is: $443.95.
• Sale!
  Add to cart

  HOLLEY EFI EV6 UNTERMINATED INJECTOR HARNESS KIT EV6 Unterminated Injector Harness Kit Part # 558-216

  $151.95 Original price was: $151.95.$134.95Current price is: $134.95.
• Sale!
  Add to cart

  HOLLEY EFI HOLLEY EFI FORD COYOTE ENGINE MAIN HARNESS W/ TI-VCT AND STOCK COILS (2011-2017) Coyote Engine Main Harness compatible with 2011-2017 Ti-VCT Coyote Engines Part # 558-110

  $885.95 Original price was: $885.95.$786.95Current price is: $786.95.
• Sale!
  Add to cart

  HOLLEY EFI HOLLEY EFI FORD COYOTE TI-VCT CONTROL MODULE 2011-2017 Coyote Ti-VCT Control Module Part # 554-145

  $1,402.95 Original price was: $1,402.95.$1,246.95Current price is: $1,246.95.
• Sale!
  Add to cart

  HOLLEY EFI HOLLEY EFI FORD COYOTE TI-VCT MAIN HARNESS FOR HOLLEY EFI HP SMART COILS (2011-2017) Coyote Ti-VCT Main Harness for 2011-2017 Coyote Engines using Holley EFI HP smart coils Part # 558-122

  $966.95 Original price was: $966.95.$858.95Current price is: $858.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI HOLLEY EFI FORD COYOTE TI-VCT SUB HARNESS (2011-2012) Coyote Ti-VCT Sub Harness for 2011-2012 Engines with Stock Camshafts Part # 558-124

  $282.95 Original price was: $282.95.$250.95Current price is: $250.95.
• Sale!
  Add to cart

  HOLLEY EFI HOLLEY EFI FORD COYOTE TI-VCT SUB HARNESS (2013-2017) Coyote Ti-VCT Sub Harness for 2013-2017 Coyote Engines with Stock Camshafts Part # 558-125

  $409.95 Original price was: $409.95.$363.95Current price is: $363.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI HOLLEY EFI LED LIGHT BAR 10-LED fully customizable shift light with 3 programmable RPM ranges Part # 553-107

  $267.00 Original price was: $267.00.$239.95Current price is: $239.95.
• Sale!
  Add to cart

  HOLLEY EFI HOLLEY EFI MAIN POWER HARNESS FOR COYOTE TI-VCT APPLICATIONS Main Power Harness for use with Ti-VCT Coyote Applications Part # 558-319

  $62.95 Original price was: $62.95.$55.35Current price is: $55.35.
• Sale!
  Add to cart

  HOLLEY EFI HOLLEY EFI OXYGEN SENSOR Replacement Sniper and Terminator X O2 Sensor Part # 554-155

  $166.95 Original price was: $166.95.$147.95Current price is: $147.95.
• Sale! Out of stock
  Read more

  EFI HOLLEY EFI PERFORMANCE FUEL INJECTORS – SET OF EIGHT Bosch/EV1 – 19 lb/hr – High Impedance Part # 522-198

  $567.00 Original price was: $567.00.$509.95Current price is: $509.95.
• Sale!
  Add to cart

  EFI HOLLEY EFI PERFORMANCE FUEL INJECTORS – SET OF EIGHT Bosch/EV1 – 24 lb/hr – High Impedance Part # 522-248

  $695.95 Original price was: $695.95.$617.95Current price is: $617.95.
• Sale!
  Add to cart

  EFI HOLLEY EFI PERFORMANCE FUEL INJECTORS – SET OF EIGHT Bosch/EV1 – 30 lb/hr – High Impedance Part # 522-308

  $659.95 Original price was: $659.95.$585.95Current price is: $585.95.
• Sale!
  Add to cart

  HOLLEY EFI PERFORMANCE FUEL INJECTORS – SET OF EIGHT Bosch/EV1 – 36 lb/hr – High Impedance Part # 522-368

  $606.95 Original price was: $606.95.$538.95Current price is: $538.95.
• Sale!
  Add to cart

  HOLLEY EFI PERFORMANCE FUEL INJECTORS – SET OF EIGHT Bosch/EV1 – 42 lb/hr – High Impedance Part # 522-428

  $642.95 Original price was: $642.95.$570.95Current price is: $570.95.
• Sale!
  Add to cart

  HOLLEY EFI PERFORMANCE FUEL INJECTORS – SET OF EIGHT Bosch/EV1 – 48 lb/hr – High Impedance Part # 522-488

  $664.95 Original price was: $664.95.$590.95Current price is: $590.95.
• Sale!
  Add to cart

  HOLLEY EFI HOLLEY EFI PERFORMANCE FUEL INJECTORS – SET OF FOUR Bosch/EV14 – 205 lb/hr – High Impedance Part # 522-205

  $1,473.95 Original price was: $1,473.95.$1,309.95Current price is: $1,309.95.
• Sale! Out of stock
  Read more

  HOLLEY EFI TERMINATOR X – 2003-2006 HEMI GEN III KIT 2003-2006 GEN III HEMI engines with EV6 injectors Injector Connector – USCAR (EV6) Part # 550-1223

  $2,033.00 Original price was: $2,033.00.$1,695.95Current price is: $1,695.95.
• Sale!
  Add to cart

  HOLLEY EFI TERMINATOR X – 2007-2013+ HEMI GEN III KIT 2007-2013+ GEN III HEMI engines with EV1 injectors Injector Connector – Jetronic / Minitimer (Bosch) Part # 550-1224

  $2,033.00 Original price was: $2,033.00.$1,942.95Current price is: $1,942.95.
• Sale!
  Add to cart

  HOLLEY EFI TERMINATOR X – 2007-2013+ HEMI GEN III KIT 2007-2013+ GEN III HEMI engines with EV6 injectors Injector Connector – USCAR (EV6) Part # 550-1225

  $2,033.00 Original price was: $2,033.00.$1,695.95Current price is: $1,695.95.
• Sale!
  Add to cart

  HOLLEY EFI TERMINATOR X – GEN III 4.8/5.3/6.0 GM TRUCK ENGINES 24x Crank – 1x Cam – Multec 2 Injectors – 3.5 in. Touchscreen Part # 550-904

  $1,587.00 Original price was: $1,587.00.$1,284.95Current price is: $1,284.95.
• Sale!
  Add to cart

  HOLLEY EFI TERMINATOR X – GEN IV 4.8/5.3/6.0 GM TRUCK ENGINES AND LS2/LS3 58x Crank – 4x Cam – EV1 Injectors – 3.5 in. Touchscreen Part # 550-910

  $1,587.00 Original price was: $1,587.00.$1,284.95Current price is: $1,284.95.
• Sale!
  Add to cart

  HOLLEY EFI TERMINATOR X – GEN IV 4.8/5.3/6.0 GM TRUCK ENGINES AND LS2/LS3 58x Crank – 4x Cam – EV1 Injectors – USB/CAN Tuning Cable Part # 550-910T

  $1,524.00 Original price was: $1,524.00.$1,349.95Current price is: $1,349.95.
• Sale!
  Add to cart

  HOLLEY EFI TERMINATOR X – GEN IV 4.8/5.3/6.0 GM TRUCK ENGINES AND LS2/LS3 58x Crank – 4x Cam – EV6 Injectors – 3.5 in. Touchscreen Part # 550-905

  $1,587.00 Original price was: $1,587.00.$1,284.95Current price is: $1,284.95.
• Sale!
  Add to cart

  HOLLEY EFI TERMINATOR X – GEN IV 4.8/5.3/6.0 GM TRUCK ENGINES AND LS2/LS3 58x Crank – 4x Cam – EV6 Injectors – USB/CAN Tuning Cable Part # 550-905T

  $1,524.00 Original price was: $1,524.00.$1,270.95Current price is: $1,270.95.
• Sale!
  Add to cart

  HOLLEY EFI TERMINATOR X – GM LS1/LS6 24x Crank – 1x Cam – EV1 Injectors – 3.5 in. Touchscreen Part # 550-903

  $1,587.00 Original price was: $1,587.00.$1,284.95Current price is: $1,284.95.
• Sale!
  Add to cart

  HOLLEY EFI TERMINATOR X – GM LS1/LS6 24x Crank – 1x Cam – EV6 Injectors – 3.5 in. Touchscreen Part # 550-909

  $1,587.00 Original price was: $1,587.00.$1,284.95Current price is: $1,284.95.
• Sale! Out of stock
  Read more

  Holley EFI Terminator X Max – 2003-2006 Gen III HEMI Part # 550-1420

  $2,414.00 Original price was: $2,414.00.$2,249.95Current price is: $2,249.95.
• Sale! Out of stock
  Read more

  Holley EFI Terminator X Max – 2003-2006 Gen III HEMI Part # 550-1421

  $2,414.00 Original price was: $2,414.00.$2,012.95Current price is: $2,012.95.
• Sale! Out of stock
  Read more

  Holley EFI Terminator X Max – 2007-2012 Gen III HEMI Part # 550-1422

  $2,414.00 Original price was: $2,414.00.$2,249.95Current price is: $2,249.95.
• Sale!
  Add to cart

  Holley EFI Terminator X Max – 2007-2012 Gen III HEMI Part # 550-1423

  $2,414.00 Original price was: $2,414.00.$2,012.95Current price is: $2,012.95.
• Sale! Out of stock
  Read more

  Holley EFI Terminator X Max – 2013+ Gen III HEMI Part # 550-1424

  $2,414.00 Original price was: $2,414.00.$2,012.95Current price is: $2,012.95.
• Sale!
  Add to cart

  Holley EFI Terminator X Max – 2013+ Gen III HEMI Part # 550-1425

  $2,414.00 Original price was: $2,414.00.$1,954.95Current price is: $1,954.95.