Use only BMW OE quality replacement Catalytic Converters to keek your BMW 318 in the best running condition. DriveWire sells only California legal 318 OBD-II Converters.
DriveWire has an extensive catalog of BMW Exhaust and Muffler Hangers. Make sue you use only oe quality BMW muffler hangers so you do no have to keep replacing the BMW exhaust hangers.
If the BMW 318 Exhaust Manifold has cracked, we have the BMW OE replacement Exhaust Manifold's at discount prices. We recommend changing all the exhaust studs on the 318 when replacing the manifold.
If your BMW 318 muffler is worn out, use only OEM quality replacement mufflers. DriveWire carries hundreds of high quality BMW 318 mufflers that carry a lifetime warranty.