battle-tested durability

Eliminate Valve Float: Designed with optimal spring rates

Designed to work with piston sizes ranging from 82 mm to 84 mm

CAT Cams ensures reliable performance across all RPM ranges

elevate your street car

Link Engine Management BMW E36 M50 M52 S50 S52 OBD1 Plug & Play ECU 2016 battle-tested durabilityEasy to install. Affordable. Reliable. 201 4000 G4X PlugIn ECUs offer the latest in engine management technology, designed to easily maximize the potential from your car. This ECU fits inside the factory OEM enclosure. Installation is a breeze, with no alteration of the factory wiring loom required for the models listed below. This ECU is designed for the E36 M50, M52, S50, S52 with OBD1 Engine Harness and OBD1 Engine Sensors. Please check your