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Ignitions and Electrical› Computers, Chips, Modules and Programmers

Holley

HOLLEY MA MPFI W/TRANS CONTROL 550-917-2

$4,048.95 $3,598.95 Save $450.00

SKU: H00E 550-917-2

Special Order
Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

The Holley Terminator X Max is an ECU system designed for GM Gen III Truck Engines with 24x crank reluctors and Multec 2 injectors. It offers real-time fuel learning and high-impedance injector drivers. This system includes integrated transmission control for 4L60E or 4L80E transmissions. It comes with a 3.5-inch touchscreen handheld for calibration and gauge display.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandHolley
Part NumberH00E 550-917-2

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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