K&N parts matching BMW 13721730946 air filter

The BMW 13721730946 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
Jose Morales, Florida
I can tell the car runs better. Is a part that I'll recommend. .
José Brito, Moita/Alhos Vedros, Portugal
Great filter, definitely an improvement over the oem BMW air filter (E36 320i coupe owner).
Weasley, China
Worth to have. Grate Product. More Acceleration, fuel consumption reduced.
33-2070 K&N 33-2070 Replacement Air Filter
List Price: $86.99
Your Price: $55.99
K&N Replacement Air Filter
  • Designed to Increase Power
  • Million Mile Limited Warranty
Nancy Vinroe, Sparks, Maryland
All of my cars have K&N filters you have excellent products and the service was great. It only took a couple of days for my filter to arrive and the fit was perfect.Thanks again I've always been happy with your products.
Mark Putnam, Orange, Virginia
The air filter works well in my son's BMW 330ix.
Tomi, Irvine, California
The installation and directions for the product was clear and easy to do. Installed the filter and went for a drive. The car felt smoother in throttle response and love the simple mod for improved performance.
33-2231 K&N 33-2231 Replacement Air Filter
List Price: $88.99
Your Price: $56.99
K&N Replacement Air Filter
  • Designed to Increase Power
  • Million Mile Limited Warranty
Domingo Garcia, Heartland, Texas
Perfect...😁😁
Ryan Wen, California
The air filter was a perfect fit on my wife 2011 BMW 328i.
Adam Vespo, Vermont
Just plugged the air and oil filters in yesterday. I'm driving to Portland Maine tomorrow. I'll see if I get more pep. It worked on my last car ('08 bmw 328xi sport wagon) so it should work on the new one...
33-2332 K&N 33-2332 Replacement Air Filter
List Price: $100.99
Your Price: $64.99