Suitable for replacing Mann. Knecht or Mahle filters. which are commonly used for VAG group engines. Diameter 49.5 mm. Suitable for: Audi. Volkswagen diesel engines with MANN oil or fuel filters: W 920. W 920/7. W 930. W 930/9. W 940. W 940/15. W 940/20. W 940/25. W 950. W 950/1. W 950/5. W 962/2. W 962/7. W 962/14. W 1130/1. WK 940/4. WK 950/4. WK 962/5. WP 931 and WP 962/3 and KNECHT and MAHLE oil filters: OC 51. OC 83 and OC 214.