Spectra Premium MA478 Mass Air Flow Sensor

Buyer fitment guide only intended as reference. Please use catalogue search by vehicle to ensure proper fitment.

• BMW 13627537488
• BMW 13627566990
• Standard Motor Products MAS0412
• Delphi AF10421
• BWD MA1244
• BSE New MF21242
• BMW 13628645877
• VEMO V20725177
• Global Heat Transfer 1813221
• MOBILETRON MAB231S
• A-Premium 8456794900833256
• Pierburg distributed by Hella 707759690
• Cardone Reman 7451002
• STI 30373
• Walker Products 2451304
• Bosch 280218270
• BSE Original 221242

• Our mass air flow sensors have a programmable ceramic circuit board make of premium grade silicon coating to protect from severe under hood temperature fluctuations and road vibrations. The optimal circuit design allows faster signal response and consistancy with the use of new all platinum resistance thermometer sensors.