K&N 33-2577 Cross Reference

Compatible air filters from all major brands

Aftermarket cross-references

1 part across 1 brand

K&N1 part

33-2577Air

OEM equivalents

Original equipment part numbers this filter replaces

BMW3 parts

13711287480Air
13721287482Air
13721287481Air

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Cross-reference data sourced from manufacturer catalogs for research purposes only. Always verify fitment, thread compatibility, and application requirements before purchase or installation.