18.4 Inch Cummins ISM And ISL Diesel Oxidation Catalysts With 13.17 Inch Diameter

This 18.4-inch Cummins ISM and ISL Diesel Oxidation Catalyst is designed with a 13.17-inch diameter for reduced backpressure and fuel consumption. Made with high durability and effectiveness, this catalyst is manufactured according to OE technology and made to match OE performance. It fits most Cummins ISM and ISL models and comes with clamps and gaskets included. With a stainless steel construction and exhaust emission norm of EPA07, this direct OE replacement number (2606987C91, 4936736NX, 4969719NX, 5287519NX, A035H544, 4936736, 4969719, 5287519, 4936736RX, 4969719RX, 5287519RX, and OTR0152017) is a practical and reliable choice.