Powertrain 2014+ Mazda3
After some test runs with my 2015 mazda 3 2.2. I noticed I lose some power (not all) when I hit 4000 rpm.
So today I did some test runs with torque pro. And indeed you see a loss when it's hitting 4000 rpm. Normally the curve goes to 4500-4750.
I did manage to screens from my phone with the...