Optimize engine control and transmission performance with the Holley TERMINATOR X MAX ECU KIT, designed specifically for Ford MPFI engines paired with 4R70W transmissions. Its compact dimensions (36.3 x 31.8 x 23.6 cm) ensure easy integration into your vehicle’s engine bay. Discover how this precise electronic injection system can enhance your fuel management and drivetrain response.

Optimize engine management with precise control on a compact 3.5-inch touch LCD screen. Measuring 27.7 cm by 16.4 cm, this Holley EFI interface offers intuitive adjustments and real-time data monitoring. Discover how this advanced display enhances your electronic fuel injection system.

Optimize engine performance with precise electronic fuel injection control. This Holley DOMINATOR EFI ECU weighs 3.64 kg and measures 42.9 cm by 21.6 cm, engineered for seamless integration and reliable operation. Discover how advanced control can elevate your fuel system management.

Optimize engine performance and reliability with the Holley EFI ECU ONLY HP STYLE. Weighing just 2 kg and compact at 24.9 cm by 19.8 cm, this ECU delivers precise electronic fuel injection control without bulk, ensuring seamless integration into your fuel system. Discover the advanced control capabilities that elevate your engine management.