s4 b8 b9 v6 supercharged turbocharged

  1. S

    S4/S5 tuning EA839 engine

    Hey guys, just finally got my car mapped and going through the development work myself on my MY17 Audi S4 B9. Started to use process to build a more powerful car from the ground up that is reliable, strong and OEM drive. after running some tests on increasing the power yesterday I found With...
  2. Chris Nelson

    Tuning thoughts B9 S4 vs B8 S4?

    Thiught I'd out this out there as this is the first thing I think when i see or hear about a new model becuase this is how my head works. The new S4 is going to be 354bhp on a lighter body and a 3.0 turbocharged V6 engine rather than the supercharged B8 pushing 328bhp. So.... What do we think...