M3 is used to characterize 3 series top model of German car producer BMW. ATT tuner called its new power car Thunderstorm M3. Rastatt tuning specialists put much effort and creativity not only in design but also in great driving performance. At first glance you cannot estimate the scope of retrofitting, but the design is definitely not too stylish. Moreover, ATT has paid attention to powerful performance tuning.
The inbuilt compressor together with engine software optimization greatly increase engine performance. It is provided for by unique exhaust system with optimized dynamic pressure (available in two sound variations) for 1’355.00 Euro with 4×90 exhaust pipes increasing engine power up to 500 hp. The price for engine retrofitting is 11’749.00 Euros, including installation.
In order to correspond to driving performance, ATT gives its an upgrade in chassis. Now, KW coilover suspension Variant 3 (2’029.00 Euro) guarantees better road-holding, even at high speeds.
Huge ATT-TEC LeMans 20″alloy rims increase body overall width. 8,5×20 and 10×20 alloy rims with Michelin „Pilot Sport 2″ 245/30 ZR 20 and 285/25 ZR 20 tyres cost 3’475.00 Euros, mounting & balancing included. The set is completed by 20 mm distance washers (for 393,00 Euros) on the front and rear axle.
Optionally you can order an interior packet for the passenger cabin with either carbon parts or Swarovski crystals.