View ALL BMW 525 Parts
Remember to replace the BMW Air Filter in your 525 every year or 12,000 miles. DriveWire Has all name brand BMW 525 Air filters at Discount Prices.
If your BMW 525 Air Flow Meter keeps failing the issue is most likely to much oil on a BMW performance air filter, or to much blow by from the 525 engine.
Replace your faulty BMW 525 Mass Air Flow Sensor with a Genuine or OE Bosch Unit to keep your BMW running like new.
If the BMW 525 trottle body or the trottle body switch has failed, DriveWire has both the OEM replacement and the BMW 525 Performance throttle bodies at discount prices.