1st Gen. 1 Series (2004-2013 | E81, E82, E87, E88)
Hello, what gearboxes will easy bolt on to my N47 engine? im think about a 335d manual gearbox as an upgrade, because im building my N47 engine for 300+ hp. you guys have any ideers about which gearbox there stronger than the original, but will bolt up pretty easy?