Audi A5 3.0 V6 TDI 300 Hp by MTM

MTM’s diesel-powered Audi A5 3.0 V6 TDI (dubbed Thunderbolt) hides some serious punch under its relatively discreet looks. The German tuner enhanced the 3.0-liter turbo-diesel unit’s output from 240 HP to 292 HP and torque from 500Nm to 550Nm through a full 3D software revision that optimizes the engine map. If your ears are up to the challenge, MTM’s 4-pipe rear muffler can boost power to 300