Help is just a click away!
Click here to chat with a Speedway Team Member
💬
Online - Chat with us!
Chat
Products to Compare (max of 3)
X
Compare These Parts
Talk to the Experts. Call 800.979.0122, 7am-10pm, everyday.
Since 1952
in
in
Talk to the Experts. Call 800.979.0122
Shop By
Support
Account
Street Race Truck More... The Toolbox
Add to Cart
$1,666.95
$1,499.95
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit

Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit

Universal Fit, 24x Crank Reluctor, 1x Cam Trigger, Multec 2 Injector Connector

0 Reviews | 0 Answered Questions
Factory Shipped
Ships FREE
Select your vehicle to verify fitment.
Select Vehicle
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
X
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Holley 550-927 Terminator X Max Early Truck Engine MPFI Kit
Zoomed In Image
We estimate this item will ship on or before December 17th.
Part # 425550927
Save 10%
$1,499.95
$1,666.95
each
Call to Order
Add to Buildlist
Compare
Details
Reviews
Q&A
Videos & Articles

Important Messages:

  • This item ships directly from the manufacturer. It may take an additional 2 business days for Holley to ship this item.
  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
  • This item ships via Ground Shipping only. Expedited and Air shipping options are not available.

Details

Crank Reluctor:
24x
Cam Trigger:
1x
Ignition Type:
Factory GM
Injector Connector:
Multec 2
MAP Sensor Included:
Yes
Tuner Style:
Touchscreen Handheld
Transmission Control:
Yes
Throttle Style:
Drive-By-Wire
Oxygen Sensor Style:
Bosch
MFG. Part #:
550-927
GTIN Code:
090127060896
Sold in Quantity:
Kit

Rebates

HolleyDays INSTANT REBATE. Select Holley, MSD, Mr Gasket, Earl's Performance, Demon Carburetion, Weiand, Lakewood, Superchips, Diablo Sport, RacePak, Hooker, NOS, Flowtech, Frostbite Performance Cooling, Mallory Ignition, STS Turbo, Hays, Accel, Quick Time, Edge, Quick Fuel, Anvil, Bright Earth, Flowmaster, Hurst, B&M, APR, Dinan, XDR discounted up to 10% through December 31, 2019.

Info

Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies and the proven, race-winning technology of Holley EFI at a budget-friendly price! Terminator X Max features real-time fuel learn, high impedance injector drivers, an integrated 1bar MAP sensor, and 4 programmable inputs and outputs. The inputs and outputs are ideal for electric fans, boost control solenoids, progressive nitrous control, and much more. Part number 550-927 also has 4L60 or 4L80 Transmission control and Drive-By Wire Throttle Body control. Terminator X Max comes fully loaded with base maps for common LS engine combinations to get you out of the garage and on the road/track fast. The 3.5" touch screen LCD handheld contains an easy to use calibration wizard as well as tuning and gauge display functions. Also included is Holley EFI's industry-leading, easy to use software suite that allows full laptop access for advanced users. Whether you are building a budget beater or a boosted race car, Terminator X MAX has the features and technology you need at a price that won't break the bank!

Application

For GM LS 4.8/5.3/6.0 Truck Engines with 24x crank reluctor, Transmission Control, Drive-by Wire throttle body control, and Multec 2 Injectors.

Notes

  • For GM LS 4.8/5.3/6.0 Truck Engines with 24x crank reluctor, Transmission Control, Drive-by Wire throttle body control, and Multec 2 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 – ¼ and 3/16ths)
  • 4 Inputs – 12v, Ground, 5v, and Frequency, for things such as additional pressure sensors, or activation triggers for nitrous activation, or a trans brake
  • 4 Outputs – Ground, PWM - , for accessories such as; fans, boost control, nitrous control, IAC Kit, and More
  • Boost Control – Boost vs Time, Boost vs Gear, Boost vs RPM, Boost vs Speed, Boost Safeties-Board Diagnostic LEDS for: ECU Power – Engine Run – Wideband Status – TPS Calibration – Crank Signal –Cam Signal. Allow you to identify any Critical engine issues a
  • Nitrous Control – Single Channel of Wet or Dry, Progressive or Non-Progressive, Rich/Lean Safeties, and target Closed Loop AFRadjustable through included 3.5” full color touchscreen, base tune easily created via handheld Wizard!
  • Advanced Tables – 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 – Engine Run – Wideband Status – TPS Calibration – Crank Signal –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

Specs

*Terminator X ECU's are designed to be mounted with the LED's facing up.

**Designed to work with GM Throttle Body P/N's - 12570800

***Designed to work with GM Throttle Pedal P/N - 10379038

Installation Instructions

Handheld & Reference Manual

Wiring Diagram

Holley EFI Support Forums

Terminator X Software

Some parts are not legal for use in California or other states with similar laws/regulations

More Like This

Reviews

Q & A

Videos

You May Also Like

Suggestions
`
Error
X
Note
X
Ok