Bosch Workshop Engine Air Filters are constructed with a high number of pleats for robust particle holding capacity 98% filtration efficiency in removing small particles from incoming air to guard against engine wear High velocity cellulose cured media provides minimum air resistance and ensures even pleat distance for optimum efficiency Polyurethane foam seal provides elasticity and sealing performance, while protecting against water and heat intrusion into the air intake system All features combined ensure only the cleanest air for strong engine protection, high-performance, and better fuel efficiency Compatible with select vehicles (Note: vehicle trim level/engine may affect fitment - verify specific fitment details with fit checker above): CHEVROLET: 1994 Blazer, 1994-96 C1500, 1994-96 C1500 Suburban, 1992-96 C2500, 1994-96 C2500 Suburban Compatible with (continued): CHEVROLET: 1992-96 C3500, 1992-96 C3500HD, 1994-96 K1500, 1994-96 K1500 Suburban, 1992-96 K2500, 1994-96 K2500 Suburban, 1992-96 K3500, 1994-99 P30, 1995-96 Tahoe; GMC: 1994-96 C1500, 1995-96 C1500 Suburban Compatible with (continued): GMC: 1992-96 C2500, 1994-96 C2500 Suburban, 1992-96 C3500, 1992-96 C3500HD, 1994-96 K1500, 1995-96 K1500 Suburban, 1992-96 K2500, 1994-96 K2500 Suburban, 1992-96 K3500, 1996-99 P3500, 1994-96 Yukon