Holley Terminator X MAX Engine Management Systems 550-917 emission-systems The internal flow design is

The internal flow design is reversible

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Holley Terminator X MAX Engine Management Systems 550-917 emission-systems The internal flow design isTERMINATOR X MAX MPFI W TRANS CONTROL 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