Holley EFI 550-929 Fuel Injection System
Holley EFI 550-929 Fuel Injection System
Hero image 0 of Holley EFI 550-929 Fuel Injection System, 0 of 11

Holley EFI 550-929 Fuel Injection System

(No ratings yet)
Car
Check if this fits your vehicle

Key item features

  • For GM LS1/LS6 engines with 24x crank reluctor and a Drive-By-Wire Throttle Body, and EV1 Injectors
  • Real-Time fuel map learn, takes the guess work out of tuning your base fuel table.
  • High Impedance Injector Drivers will safely power most Stock LS injectors, and Holley EFI Injectors. Injector support chart provided in the instructions (Will not control Low Impedance Injectors)
  • All of the new Terminator X Max systems utilize the Bosch LSU 4.9 wideband to relay AFR information to the ECU for accurate reading and precise tuning control.
  • On-Board 1bar MAP sensor, is perfect for N/A or Nitrous engine combos. If your combination requires a 2+Bar, we recommend GM 12592525, and our adapter part number 558-416.
  • MAP Sensor vacuum hose adapters (1/8th â€" Â1/4 and 3/16ths)
  • 4 Inputs â€" 12v, Ground, 5v, and Frequency, for things such as additional pressure sensors, or activation triggers for nitrous activation, or a trans brake
  • 4 Outputs â€" Ground, PWM - , for accessories such as; fans, boost control, nitrous control, IAC Kit, and More
  • Boost Control â€" Boost vs Time, Boost vs Gear, Boost vs RPM, Boost vs Speed, Boost Safeties
  • Nitrous Control â€" Single Channel of Wet or Dry, Progressive or Non-Progressive, Rich/Lean Safeties, and target Closed Loop AFR
  • Advanced Tables â€" 4x 1D Tables, 1x 1D per Gear Table, 4x 2D Tables, 1x 2D per Gear Table, can be used for any custom tables you can dream up, such as Flex Fuel Sensor Offset Table, or a custom fuel or oil pressure safety!
  • On-Board Diagnostic LEDS for: ECU Power â€" Engine Run â€" Wideband Status â€" TPS Calibration â€" Crank Signal â€"Cam Signal. Allow you to identify any Critical engine issues at a glance
  • The included 3.5" Touchscreen Handheld contains a calibration wizard, that allows you to quickly build a base tune for any LS engine. Additionally the handheld provides internal data-logging and a fully customizable gauge display.
  • The compact ECU size allows you to mount it virtually anywhere. Remember, diagnostic LEDS must face up!
  • Plug and play compatible with more Holley EFI accessories such as; analog style gauges, shift lights, various modules, and coming soon, 12.3" digital dash support!
  • Free EFI Tuning Software for complete control of your Terminator X power plant
  • Recommended Pedal part number - 10379038
  • Includes: 24x LS Engine Main Harness - EV1 Injector Harness - DBW Throttle Body Harness - Terminator X MAX ECU - ECU Main Power Harness - Bosch LSU 4.9 Wideband Oxygen Sensor - Input/Output Harness - and assorted vacuum adapters.
Current price is $1,849.95
Price when purchased online
  • Free shipping
  • Free 90-day returns

How do you want your item?

Try 30 days of Free Shipping with Walmart+! Choose plan at checkout.
How do you want your item?
Columbus, 43215
Arrives by Fri, Feb 6
.
Order within 10 hr 20 min
Sold and shipped by Walmart.com
Free 90-day returns
This item is gift eligible

More seller options (2)

Starting from $1,899.95
walmart plus

Get free delivery, shipping and more*

*Restrictions apply
Try Walmart+ now

About this item

Product details

Specifications

Warranty

Warnings

Compare with similar items

Comparison Overview:
Product

Viewing this item

Holley EFI 550-929 Fuel Injection System
Holley EFI 550-929 Fuel Injection System
current price $1,849.95
Holley EFI 550-929 Fuel Injection System
Holley EFI 550-930 Fuel Injection System
Holley EFI 550-930 Fuel Injection System
current price $1,849.95
Holley EFI 550-930 Fuel Injection System
Holley EFI Terminator X Max Mpfi W/Dbw, Ls1
Holley EFI Terminator X Max Mpfi W/Dbw, Ls1
current price $1,849.95
Holley EFI Terminator X Max Mpfi W/Dbw, Ls1
Holley EFI 550-931T Terminator X Max MPFI System
Holley EFI 550-931T Terminator X Max MPFI System
current price $1,849.95
Holley EFI 550-931T Terminator X Max MPFI System
Holley EFI 550-920T Terminator X Max 58x/4x EV1 LS MPFI Kit with Transmission Control - Without 3.5" Handheld
Holley EFI 550-920T Terminator X Max 58x/4x EV1 LS MPFI Kit  with Transmission Control - Without 3.5" Handheld
current price $1,849.95
Holley EFI 550-920T Terminator X Max 58x/4x EV1 LS MPFI Kit with Transmission Control - Without 3.5" Handheld
Holley EFI 550-916T Terminator X Max 24x/1x EV1 LS MPFI Kit with Transmission Control - Without 3.5" Handheld
Holley EFI 550-916T Terminator X Max 24x/1x EV1 LS MPFI Kit with Transmission Control - Without 3.5" Handheld
current price $1,849.95
Holley EFI 550-916T Terminator X Max 24x/1x EV1 LS MPFI Kit with Transmission Control - Without 3.5" Handheld
Holley EFI 550-930T Terminator X Max MPFI System
Holley EFI 550-930T Terminator X Max MPFI System
current price $1,849.95
Holley EFI 550-930T Terminator X Max MPFI System
Holley EFI 550-918T Terminator X Max 58x/4x EV6 LS MPFI Kit with Transmission Control - Without 3.5" Handheld
Holley EFI 550-918T Terminator X Max 58x/4x EV6 LS MPFI Kit with Transmission Control - Without 3.5" Handheld
current price $1,849.95
Holley EFI 550-918T Terminator X Max 58x/4x EV6 LS MPFI Kit with Transmission Control - Without 3.5" Handheld
Terminator X Max MPFI System
Terminator X Max MPFI System
current price $2,049.95
Terminator X Max MPFI System
Holley EFI 550-1221 Terminator X Ford Mod Motor 2V & 4V Kit
Holley EFI 550-1221 Terminator X  Ford Mod Motor 2V & 4V Kit
current price $1,949.95
Holley EFI 550-1221 Terminator X Ford Mod Motor 2V & 4V Kit
Comparison Chart:
Compatible carsGM LS1/LS6Holley EFI 550-929 Fuel Injection System4.8/5.3/6.0 Truck EnginesHolley EFI 550-930 Fuel Injection System-Holley EFI Terminator X Max Mpfi W/Dbw, Ls1-Holley EFI 550-931T Terminator X Max MPFI System-Holley EFI 550-920T Terminator X Max 58x/4x EV1 LS MPFI Kit with Transmission Control - Without 3.5" HandheldLS1/LS6 EnginesHolley EFI 550-916T Terminator X Max 24x/1x EV1 LS MPFI Kit with Transmission Control - Without 3.5" Handheld4.8/5.3/6.0 Truck EnginesHolley EFI 550-930T Terminator X Max MPFI System-Holley EFI 550-918T Terminator X Max 58x/4x EV6 LS MPFI Kit with Transmission Control - Without 3.5" HandheldGM LS1/LS6Terminator X Max MPFI System1996-2004 MustangsHolley EFI 550-1221 Terminator X Ford Mod Motor 2V & 4V Kit
Vehicle makeGMHolley EFI 550-929 Fuel Injection SystemGMHolley EFI 550-930 Fuel Injection SystemGMHolley EFI Terminator X Max Mpfi W/Dbw, Ls1ChevyHolley EFI 550-931T Terminator X Max MPFI SystemGMHolley EFI 550-920T Terminator X Max 58x/4x EV1 LS MPFI Kit with Transmission Control - Without 3.5" HandheldGMHolley EFI 550-916T Terminator X Max 24x/1x EV1 LS MPFI Kit with Transmission Control - Without 3.5" HandheldMorris, ChevroletHolley EFI 550-930T Terminator X Max MPFI SystemGMHolley EFI 550-918T Terminator X Max 58x/4x EV6 LS MPFI Kit with Transmission Control - Without 3.5" HandheldGMTerminator X Max MPFI SystemFordHolley EFI 550-1221 Terminator X Ford Mod Motor 2V & 4V Kit
Vehicle modelLS1/LS6Holley EFI 550-929 Fuel Injection System4.8Holley EFI 550-930 Fuel Injection SystemLS1Holley EFI Terminator X Max Mpfi W/Dbw, Ls14.8Holley EFI 550-931T Terminator X Max MPFI System-Holley EFI 550-920T Terminator X Max 58x/4x EV1 LS MPFI Kit with Transmission Control - Without 3.5" HandheldLS1Holley EFI 550-916T Terminator X Max 24x/1x EV1 LS MPFI Kit with Transmission Control - Without 3.5" Handheld4.8Holley EFI 550-930T Terminator X Max MPFI System-Holley EFI 550-918T Terminator X Max 58x/4x EV6 LS MPFI Kit with Transmission Control - Without 3.5" HandheldLS1Terminator X Max MPFI SystemMustangHolley EFI 550-1221 Terminator X Ford Mod Motor 2V & 4V Kit
Automotive parts divisionPerformanceHolley EFI 550-929 Fuel Injection SystemPerformanceHolley EFI 550-930 Fuel Injection SystemPerformanceHolley EFI Terminator X Max Mpfi W/Dbw, Ls1PerformanceHolley EFI 550-931T Terminator X Max MPFI SystemPerformanceHolley EFI 550-920T Terminator X Max 58x/4x EV1 LS MPFI Kit with Transmission Control - Without 3.5" HandheldPerformanceHolley EFI 550-916T Terminator X Max 24x/1x EV1 LS MPFI Kit with Transmission Control - Without 3.5" HandheldPerformanceHolley EFI 550-930T Terminator X Max MPFI SystemPerformanceHolley EFI 550-918T Terminator X Max 58x/4x EV6 LS MPFI Kit with Transmission Control - Without 3.5" HandheldPerformanceTerminator X Max MPFI SystemPerformanceHolley EFI 550-1221 Terminator X Ford Mod Motor 2V & 4V Kit
Now hiding additional rows in the Table

Customer ratings & reviews

0 ratings|0 reviews
This item does not have any reviews yet