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Sportec RS425 Audi S4 Avant

by Admin on September 15, 2009

Sportec, a tuning firm from Switzerland, has modified the Audi S4 Avant to produce more than 400 PS. Thanks to the newly programmed ECU and the installation of a new sports filter, the Sportec RS425 Audi S4 Avant 3.0-liter V6 compressor engine produces 425 PS instead of the standard 333 PS.

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MTM Audi S4 Avant 3.0 TFSI

by Admin on July 16, 2009

Motoren Technik Mayer (MTM) of Germany has unveiled its custom Audi S4 Avant 3.0 TFSI that produces 430 hp (317 kW) and 515 Nm at 4,760 rpm out of the stock 333 hp V6 engine. The figures above are made possible thanks to the MTM M-Cantronic system and MTM 4-pipe oval exhaust system with different [...]

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