2012 Audi S8 engine: 4.0l V8 twinturbo — 500HP – Engine Performance Index 125 2012 Audi S6 engine: 4.0l V8 twinturbo — 440HP – Engine Performance Index 110 2012 Audi S7 engi… more →
Car engine rankingwrote 2 years ago: 2012 Audi S8 engine: 4.0l V8 twinturbo — 500HP – Engine Performance Index 125 2012 Audi … more →
wrote 3 years ago: 5.2l V10 bi-turbo — 580HP … more →