BMW Rocker Arm Shaft - Exhaust | 1970-1993 Manufacturer:GENUINE BMW Increases horsepower by 12 whp

Increases horsepower by 12 whp and torque by 10 ft-lbs

Includes a capless adaptor for capless filler necks

Incorporates a 200-cell HJS Sport Catalytic Converter to ensure maximum power gains and long-term reliability

Protect your running boards and elevate your ride with this high-quality

BMW Rocker Arm Shaft - Exhaust | 1970-1993 Manufacturer:GENUINE BMW Increases horsepower by 12 whpRocker Arm Shaft Exhaust for 528i (1979 1981), 530i (1975 1978), 533i (1983 1984), 535i (1985 1993), 535is (1988), 630CSi (1977 1978), 633CSi (1978 1984), 635CSi (1985 1989), 733i (1978 1984), 735i (1985 1992), 735iL (1988 1992), 2800CS (1970 1971), 3. 0CS (1971 1974), Bavaria (1972 1974)