Following a preview last November, G-Power has released complete details about their upgrade program for the BMW M6 Coupe (F13). The Bi-Tronik III power kit increases output of the V8 4.4-liter twin-turbo engine from 560 HP (412 kW) and 680 Nm (501 lb-ft) to 640 HP (471 kW) and 777 Nm (573 lb-ft).
As a result of these changes, the M6 will reach 62 mph (100 km/h) from a standstill in only 3.8 seconds (0.4s quicker than stock model), on its way to a top speed of 196 mph (315 km/h), whereas the standard model with M Driver's Package can reach 189 mph (305 km/h).
It sits on 21-inch Silverstone RS alloys by G Power shod in Michelin Super Sport tires measuring 265/30 ZR21 front and 305/25 ZR21 rear. Other changes include a coilover suspension, in-house ceramic braking system and a custom titanium exhaust system which is 12 kg (26.4 lbs) lighter than the standard one and comes with 100mm carbon tailpipes.
The power boost will set you back 5,200 EUR, ceramic braking kit (front axle) is 14,460 EUR, wheels + tires combo is 8,325 EUR, while the coilover suspension is an extra 2,179 EUR. If you want the aforementioned titanium exhaust system prepare 5,985 EUR.