K&N parts matching BMW 1371857320 air filter

The BMW 1371857320 air filter cross references with the K&N air filter parts below. K&N offers compatible air filters for many BMW air filters giving you an alternative.
ProductPart NumberProduct Image 
K&N Replacement Air Filter
  • Designed to Increase Power
  • Million Mile Limited Warranty
Ian Walsh, Co.Kildare, Ireland
Excellent website, very easy to locate correct part for my vehicle. Delivery was prompt, with plenty of updates on delivery date. Filter is great quality and was good value. Overall, very happy with service from K&N.
Eric Rodriguez, Florida
Easy to install, good quality materials and I can feel the difference after I tested on daily driving. Highly recommend this product.
William Till, Torrance, California
Great product. Have one in all my cars. Better performance and gas mileage.
33-2990 K&N 33-2990 Replacement Air Filter
List Price: $78.29
Your Price: $49.99