For those who want S5 performance but would rather use diesel fuel Audi tuner MTM {link} are offering their tuned version of the 3 litre V6 TDI A5. Boasting an impressive 300PS and 580Nm at a mere 1300 rpm the MTM A5 is certainly powerful, the BMW 650i has a mere 490Nm of torque in comparison.
The grip, handling and power from the MTM tuned V6 TDI mean that this diesel A5 is actually a quicker car than the S5 on most roads. A twisty B road will see the S5 efficiently outpaced by the MTM TDI, although at the end of the journey the S5 driver will have had a far more comfortable trip, MTM’s wheel and up-rated suspension result in an exceptionally stiff and passenger unfriendly rid