BMW N20 N26 High Performance Ignition Kit - 125i, 220i, 320i, 328i, 420i, 428i Color:Black The JB4 is a plug

The JB4 is a plug and play tuner that attaches to two easy to access sensors in the engine bay and works with your factory ECU tuning to remap your boost

or use the BMS data cable for a Windows laptop connection

and do a part number search for 9j280

which can improve engine efficiency and power delivery

Unleash the full potential of your 3

BMW N20 N26 High Performance Ignition Kit - 125i, 220i, 320i, 328i, 420i, 428i Color:Black The JB4 is a plugThe Precision Raceworks BMW N20 N26 HIGH PERFORMANCE IGNITION KIT is designed to integrate with any vehicle equipped with the N20 N26 engine. This is the highest output ignition system ever developed for the N2X community Featuring 100% plug and play connections and low resistance 50ohm ft proprietary plug wires. High voltage & High Current coil design using technology from Marine & Aerospace applications. While coils do not increase horsepower unless