Direct Fit (4.3L/SILVERADO 1500, 4.8L/SILVERADO 1500, 5.3L/SILVERADO 1500, 5.3L/SILVERADO 2500, 5.3L/SUBURBAN 1500, 5.3L/TAHOE, 4.8L/TAHOE, 4.3L/SIERRA 1500, 4.8L/SIERRA 1500, 5.3L/SIERRA 1500, 5.3L/SIERRA 2500, 5.3L/YUKON, 4.8L/YUKON, 5.3L/YUKON XL 1500) California Certified ARB GRADE Catalytic Converter, mandrel bent tubular stainless steel construction provides superior CatSmart enabled emissions reduction and, superior flow efficiency.