This diesel oxidation catalyst is designed to match the fit and function of the original catalyst on specified vehicles, and is engineered for durability and reliable performance.

HD Diesel Oxidation Catalyst 674-2129 Features:

• Fits 2011-2013
• Direct replacement — this diesel oxidation catalyst is designed to match the fit and function of the original catalyst on specified vehicles
• Restores functionality — reliable replacement for an original part that has failed due to corrosion
• Durable construction — this part is made from quality materials to ensure reliable performance and long service life
• Trustworthy quality — backed by team of product experts in the United States and more than a century of automotive experience