BMW Z4 M40i G29 B58 Tuning Model-228i F22/23 B48 ✅ Dealer software updates do

✅ Dealer software updates do not affect the Remote Unlock

Stage 1 Road Tune

Manipulation of Exhaust Valve - Always open in Sports Mode

Can be fitted with our Stage 2 induction kit or with the standard airbox

Red and Black

BMW Z4 M40i G29 B58 Tuning Model-228i F22/23 B48 ✅ Dealer software updates doEngine Tuning Stage 1 TRS Engine Tune STG 1 Power increased to 435BHP and 620NM of torque. *Power figures are climate, fuel quality and vehicle dependant. *Power figures are real figures we have seen on our dyno, these numbers are sometimes less than seen on other more optimistic dynos. Stage 2 TRS Engine Tune STG 2 power is increased to 470+BHP and 700NM of torque when using 99 RON fuel. *Power figures are climate, fuel quality and vehicle dependant.