je parle bien de MTH avec pour RS4 cette proposition :
we have Stage 1, this is only a Software change and push the power to 422HP / 535Nm on 2600rpm and we have Stage 2, this is only a Software change and push the power to 450HP / 560Nm on 2500rpm and we have Stage 3, this is a Software change, 2 bigger turbos, and a spezial axhaust system.
The stage 3 push the power up to 503HP / 625Nm on 3000rpm.
The price for stage 1 tuning is 1498,-
The price for stage 2 tuning is 3998,-
The price for stage 3 tuning is 17798,-