SIL03V3 | 2003-05 Chev Silverado 1500 Pro Efx Steel Cowl Induction Hood With Ram Air Look, non-functional,� Also fits 03-06 Silverado SS, 03-04 Silverado 2500HD/3500, 03-06 Avalanche W/O Cladding. Steel ram air hoods are not functional and the scoop is cosmetic �