The SIGNUM air filter 1.8 16V is compatible with the codes 03-NA-83503HAR347, 130, 347 130, NA-83503, and 5907643062967. Additional identification codes include 1457433578, 30.202.00, AP 152/1, AP152/1 HAR, C 33 189, DKMA141209, and A141209. This unit provides reliable performance for vehicles that require these specifications.