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HOLLEY - HP EFI ENGINE CONTROL MODULES AND HARNESS KITS

Product #: 2088019G Brand: Holley See Product Details
Note: Product images may differ from actual product appearance.
Priced from: $1,594.95 - $1,833.95 See Product Choices
Priced from: $1,594.95 - $1,833.95 See Product Choices

Holley HP 550-601 Engine Control Module Kit, New

Brand SKU: Holley 550-601
  • Notes: Designed for use with GM TPI and Holley Stealth Ram; Includes HEI adapter and Bosch oxygen sensor
$1,632.95
per kit
Free Shipping
Ships 4-5 business days
ADD TO CART

Holley HP 550-602 Engine Control Module Kit, New

Brand SKU: Holley 550-602
  • Notes: Designed for use with GM LS1/LS6 (24x crank sensor) with Jetronic/Minitimer (Bosch type) connectors on injector harness (Fits Holley 522-xxx injectors); Includes Bosch oxygen sensor; Re-use factory GM ignition coil harnesses
$1,688.95
per kit
Free Shipping
Ships 4-5 business days
ADD TO CART

Holley HP 550-603 Engine Control Module Kit, New

Brand SKU: Holley 550-603
  • Notes: Designed for use with GM LS2/LS3 or LS7 (58x crank sensor) engines with USCAR (EV6 Style) connectors on injector harness; Includes Bosch oxygen sensor; Re-use factory GM ignition coil harnesses
$1,688.95
per kit
Free Shipping
Ships 4-5 business days
ADD TO CART

Holley HP 550-603N Engine Control Module Kit, New

Brand SKU: Holley 550-603N
  • Notes: Designed for use with GM LS2/LS3 or LS7 (58x crank sensor) engines with USCAR (EV6 Style) connectors on injector harness; Includes NTK wideband oxygen sensor; Re-use factory GM ignition coil harnesses
$1,833.95
per kit
Free Shipping
Ships 4-5 business days
ADD TO CART

Holley HP 550-604 Engine Control Module Kit, New

Brand SKU: Holley 550-604
  • Notes: Universal V8 MPFI fit; Requires ignition adapter harness based on ignition type, sold separately; Includes Bosch oxygen sensor
$1,632.95
per kit
Free Shipping
Ships 4-5 business days
ADD TO CART

Holley HP 550-605 Engine Control Module Kit, New

Brand SKU: Holley 550-605
  • Notes: Unterminated Universal Harness; Includes Bosch oxygen sensor
$1,632.95
per kit
Free Shipping
Ships 4-5 business days
ADD TO CART

Holley HP 550-605N Engine Control Module Kit, New

Brand SKU: Holley 550-605N
  • Notes: Unterminated universal harness; Includes NTK wideband oxygen sensor
$1,770.95
per kit
Free Shipping
Ships 4-5 business days
ADD TO CART

Holley HP 550-606 Engine Control Module Kit, New

Brand SKU: Holley 550-606
  • Notes: Designed for use with Ford multi-point EFI; Universal FORD V8 multi-point fuel injection; Includes Bosch oxygen sensor
$1,594.95
per kit
Free Shipping
Ships 4-5 business days
ADD TO CART

Holley HP 550-607 Engine Control Module Kit, New

Brand SKU: Holley 550-607
  • Notes: Designed for use with GM LS2/LS3/LS7 engines (58x crank sensor) with Jetronic/Minitimer (Bosch type) connectors on injector harness (fits Holley 522-xxx injectors); Includes Bosch oxygen sensor
$1,688.95
per kit
Free Shipping
Ships 4-5 business days
ADD TO CART

Product Details

Product Information

Features

HOLLEY – HP EFI ENGINE CONTROL MODULES AND HARNESS KITS

  • Plug-n-play ECU upgrade for stock or built late model factory EFI engines
  • Control fuel and timing plus extras like boost, nitrous and water-methanol
  • Available in HP or Dominator ECU
  • Compatible with a wide range of GM, Ford and other engines
  • Self-tuning feature adjust fuel and timing while you drive
  • Fully potted and sealed ECU case to resist vibration and heat
  • Includes wiring harness, ECU, communication cable and software

You can use Holley’s HP EFI engine control module to gain control of your late-model engine or as the centerpiece when you convert your carbureted engine to EFI. They’re available for a wide range of engine applications and have innovative features such as self-tuning and data logging, traction and boost control, plus much more. With over 100 years of experience, Holley is one of the most recognized names in fuel delivery systems and their carburetors have powered every NASCAR Sprint Cup team for over four decades.

See kit for contents, application and installation details.

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