Sayonara E46 M3 raspy exhaust 😮‍💨 We got our engineer Brent here on the case to develop an exhaust for your favorite BMW that doesn’t give you that nasty raspy sound. Anything else we should tackle on the E46 while we’re messing around with the car? #bmw #ecs #bmwe46 #ecstuning #oil #germancars #thisisecs #rnd #engineer #m3 #bmwm