Collection: Toyota Supra Electronics

Standalone engine management is what transforms a 2JZ-GTE from quick to legendary. Shop ECUs, gauges, sensors, coil-pack conversions, and wiring for the MK4 Supra from Haltech, AEM, and more. Precise control over fuel and timing is how you safely make — and repeat — big power. Shop MK4 A80 Supra electronics at J-Spec Garage, shipped fast from the US.