13717597589 Air Cleaner Intake Filter Housing Box Suits 1 3 4 5 Series F20 F21 F35 Car Accessories Black(For F20)

13717597589 Air Cleaner Intake Filter Housing Box Suits 1 3 4 5 Series F20 F21 F35 Car Accessories BlackInterchange Part Number137175975893-71-7-597-58913 71 7 597 589Fitment:2010-2012 120i2014-2016 220i2014-2016 228i2012-2015 320i2013-2015 320i xDrive2011-2015 328i2014-2015 328i GT xDrive2016 420i Gran Coupe2014-2016 428i2015-2016 428i Gran Coupe2014-2016 428i xDrive2015-2016 428i xDrive Gran Coupe==========Hign-concerned : NoneModel Number : 13717597589NO. : 13717597589

• 1. Core protective components: The casing can isolate impurities such as dust, oil, and water vapor from the engine compartment, preventing them from entering the air filter element, preventing premature blockage or failure of the filter element, and ensuring stable operation of the filtration system.
• 2. Optimize intake efficiency: Adopting a streamlined internal structure design, it can guide air smoothly into the filter element, reduce intake resistance, ensure that the engine obtains sufficient and stable clean air, and assist in the full combustion of fuel.
• 3. Improve structural stability: The shell provides strong support for the filter element, avoiding displacement or damage to the filter element due to bumps and vibrations during vehicle operation, and maintaining the overall structural integrity of the filter component.
• 4. Enhance sealing performance: The shell is tightly attached to the intake pipe and filter edge, and unfiltered air is blocked from directly entering the engine through rubber sealing rings and other designs, eliminating the problem of "short circuit intake".
• 5. Extend service life: Through multiple protections and structural optimization, the shell indirectly reduces the frequency of filter element replacement, lowers maintenance costs, and reduces the wear and tear of impurities on the engine, thereby extending engine life.