German tuning company MTM is known for its heavily modified Audi cars. The tuner recently revealed the Stage 4 power upgrade for Audi RS6 Avant, Audi RS7 Sportback and Audi RSQ8.
The stage four upgrade kids it's designed for Audi's 4.0-liter twin-turbocharged V8 engine. The engine can pump out 591 hp and 800 nm of torque on the standard configuration, but after installing the Stage 4 upgrade kit the power rises to 1001 horsepower and 1,249 nm of torque.
MTM reached this power level with modified turbochargers and a remapped electronic control unit for the engine.
The tuner has not revealed any performance details for this model but as we know Audi RS6 on its standard configuration can hit 100 kph an hour in 3.6 seconds and reach the top speed of 305 km/h. These numbers for Audi RS7 are 3.7 seconds for 0-100 acceleration and 3.8 seconds for the RSQ8 SUV. The top speed figure is identical for all three models.
While 1,000 horsepower output can put the Audi RS cars in the territory of Bugatti Veyron it also costs $43,599 for the RS6 and RS7 and 43,999 for RSQ8.
Buyers who don't want a hypercar amount of power can go for Stage 3, 2, or 1 kit which pumps out 962 hp, 812 hp, and 787 hp. Pricing for this case varies between $10,000 to 29,000.
MTM also offers other updates like an Akrapovic exhaust system which remote control valves will spacers and different logos and stickers and carbon fiber rear diffuser.