JB/JC74 Stage 1 Tune

Unlock your Jimnys’s true potential with AMV’s custom ECU tuning. Every tune is developed on our in-house dyno to deliver reliable gains, improved drivability, and a smoother overall experience on and off the road.

What You Get

• Power increase of 18%
• Torque increase of 12%
• Sharper throttle response
• Smoother, more predictable driving
• Improved towing and overtaking

Why AMV

Our tunes are built from real data, not guesswork. Every tune is tested, refined, and validated on the dyno before going near your car. 

Whats included?

• Vehicle health check
• Before and after dyno runs
• Custom ECU remap
• Dyno printout

Pair your tune with an exhaust, or take it all the way with a turbo or supercharger package for even greater performance.