Direct Fit (8.1L/SILVERADO 2500 HD, 8.1L/SIERRA 2500 HD) OEM GRADE Catalytic Converter, mandrel bent tubular stainless steel construction provides superior CatSmart enabled emissions reduction, longevity, and, superior flow efficiency. This OEM grade product contains a higher precious metal loading than the standard grade version.
US EPA and Canadian certified and approved for the vehicles listed below.