December 12, 2012 G-Power tunes the BMW M3 up to 610 HP Edit Delete Tags Autopost G-Power has introduced an updated tuning program for the BMW M3. It enables the model to produce up to 610 HP. Source: http://feeds.worldcarfans.com/~r/worldcarfans/Jxfz/~3/Qs_WVctYRRQ/g-power-tunes-the-bmw-m3-up-to-610-hpJeanClaude Rudaz Eddie Russo Paul Russo Troy Ruttman Peter Ryan