1994 Jeep XJ/ZJ/YJ Automatic 4.0L Computer Module

The JET Performance Module for Jeep vehicles is a JET exclusive. Dynamic Spectrum Tuning provides power gains across the entire power band-not just at full throttle. Point by point air/fuel ratio, ignition advance and various other tuning points provide performance gains of up to 25 horsepower. Improves throttle response, acceleration and low end torque. Simple, plug-in installation in less than 30 minutes.

Fits: 1994 Jeep XJ Cherokee, 1994 Jeep ZJ Grand Cherokee, 1994 Jeep YJ Wrangler (All auto transmission)