The Maxgear air filter cleans the air entering BMW engines, trapping particles and pollutants. It is suitable for M20, M40, M42, and M43 engines in E30 and E34 models.

• Type: Engine air filter
• Compatibility: BMW M4, BMW E30 and E34 with M20, M40, M42, and M43 engines
• Engine capacity: 1.6–1