bmw m3 are quike but after driving and moding a cosworth thers no looking back at a m3 as thers not much you can do to them thats why cossy are so tuneable and fast i no some one with a 600 bhp m3 and his using nitrous to keep up with a stage 3 cossy 2wd and even top end the sapp has it at top end so its allll noise and not alot of action the plastice is good thous it doesnt crack but thats a bout it ow and ther not strong they smash to fuck when having a 20 mph colision sorry to m3 owners if thers any