G-Power reveals their latest tuning program for the BMW M5 Touring (E61) bringing the power up to 820 hp, 790 Nm (582 lb-ft), and 62 mph in 4.4 seconds. G-Power mentions the 0-124 mph (0-200 km/h) now takes 9.5 seconds while from 0 to 186 mph (300 km/h) it will need 25.6 seconds. Top speed was increased to a limited 225 mph (362 km/h).
Visual upgrades include 20-inch Silverstone RS wheels wrapped around in Michelin Pilot Sport tires, coilover suspension with nine-way adjustability, new braking system consisting of 396mm front / 380mm rear discs with six- and four-point calipers, full leather upholstery combined with Alcantara, carbon inserts along with a multimedia system encompassing iPads, an iMac, Apple TV and other similar gadgets.