SKU: HLY550-926T
UPC: 090127074565
MPN: 550-926T
The Holley Terminator X Max MPFI with Transmission and Drive-by-Wire control (part number 550-926T) is a complete standalone engine management solution purpose-built for GM LS1 and LS6 applications. This ECU integrates fuel injection, ignition timing, and transmission control into a single platform, simplifying wiring in street and performance builds.
The Terminator X Max delivers precise engine control with advanced diagnostics and tuning capabilities, making it an industry-standard choice for LS engine swaps and modifications. The integrated drive-by-wire system provides progressive throttle control and seamless transmission communication, allowing for custom fuel and ignition maps while retaining factory drivability.
This control module is designed for builders and enthusiasts undertaking LS engine swaps into older platforms, custom hot rods, and dedicated performance vehicles where OEM engine computers cannot be reprogrammed. The MPFI architecture supports both naturally aspirated and forced-induction LS1/LS6 engines, ensuring consistent air-fuel ratios across load ranges.
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