Scorpion Exhausts Axle BackNote: Requires cutting of original piping for installation. Not reversible. BMW really came to be recognised as producers of performance saloons after the formation of their famous M Division in the 1970s and a real game changer for them was the launch of the E30 M3 in 1986 which went on to gain numerous championship victories in touring car racing. One of the first exhausts Scorpion developed was their own performance exhaust for the E30 M3 and at