Recommended additional repairs: Air Filter; TecDoc Engine Number: 16331, 12648; Construction Year from: 09/2000; Construction Year to: 04/2004, 05/2003, 09/2004; AUDI: A3 Schrägheck (8L1),A6 Avant (4B5, C5),TT Roadster (8N9),TT Coupe (8N3),A6 Limousine (4B2, C5); SEAT: Leon Schrägheck (1M1); 06A906461M, 06A906461M, 06A906461M; Air mass sensor,MAF sensor,Air flow meter,Air flow sensor,Mass air flow meter