New Rumors Surface about 4-Cylinder Turbocharged BMW Engine, this time for Z4 Roadster

Last time we reported about BMW's long-rumored family of turbocharged 4-cylinder engines, it was in the summer of 2010. Meanwhile, the German manufacturer hasn't revealed anything on the matter, giving the whole affair an almost mythical status. However, a new rumor has surfaced, with Automobile Magazine tweeting that the entry level BMW Z4 will soon get a new, 4-cylinder force inducted engine,

U-SPY: Carscoop Reader Snags a Fleet of BMW Prototypes in Austria

The BMW Group is quite busy these days as the Bavarian automaker is developing a raft of new models, ranging from the upcoming Megacity electric-vehicle and the MINI Coupe and Roadster, to the next generation of the 3-Series and the production version of the Vision ED concept sports car. Carscoop reader Andras from Hungary was vacationing in Obertauern, Austria when he spotted this convoy of

G-Power Transfers BMW M5 Hurricane RR Supercharger Tech to the E85 Z4 Roadster

German tuner G-Power has decided to share some of the technology found on the 800-horsepower M5 Hurricane RR and M6 Hurricane RR with the masses by offering a modified version of the supercharger system on the [previous generation] E85 BMW Z4 as well as the E46 Series with the 3.0-liter straight-six engine. On both models, the redesigned SK Plus supercharger system replaces the previous ASA TM3

BMW 335i Convertible Receives a Power-Boost from ATT TEC

German tuning shop ATT TEC is trying to further close the performance gap between the BMW 335i and M3 Convertibles with the release of a new sport package that includes two stages of power upgrades. ATT TEC's basic kit, which is priced at €2,355, takes the 335i's standard 3.0-liter twin-turbocharged straight six from 306 HP and 400 Nm of torque to 345 HP and 481 Nm.

For €4,130, ATT TEC will boost the engine's output to 362 HP and 536 Nm while the new exhaust system that's included in this package will inform your friends of the changes under the hood.

The performance package is complemented by M3-style front fenders (€1,843 unpainted or €2,440 in your car's body color) and a set of 20-inch multi spoke alloy wheels wrapped in Michelin Pilot Sport tires size 245/30 ZR20 up front and 285/25 ZR30 at the rear (€3,475).

BMW 335i Convertible Receives a Power-Boost from ATT TEC

German tuning shop ATT TEC is trying to further close the performance gap between the BMW 335i and M3 Convertibles with the release of a new sport package that includes two stages of power upgrades. ATT TEC's basic kit, which is priced at €2,355, takes the 335i's standard 3.0-liter twin-turbocharged straight six from 306 HP and 400 Nm of torque to 345 HP and 481 Nm.

For €4,130, ATT TEC will boost the engine's output to 362 HP and 536 Nm while the new exhaust system that's included in this package will inform your friends of the changes under the hood.

The performance package is complemented by M3-style front fenders (€1,843 unpainted or €2,440 in your car's body color) and a set of 20-inch multi spoke alloy wheels wrapped in Michelin Pilot Sport tires size 245/30 ZR20 up front and 285/25 ZR30 at the rear (€3,475).