This Cummins, Volvo, and Detroit Diesel Turbo Clamp is designed for OE numbers 90-0012, 3896337, and 2880482. With a 4-inch diameter and steel construction material, this clamp is sold individually and fits most Cummins, Volvo, and Detroit Diesel engines. It is compatible with both OEM and aftermarket numbers, including 90-0012, 3896337, 2880482, 900012, XC2011, VB2013, 115774, P222018, 89520K, 893945R92, ENV-CL-1057, 4502011, 21021852, VB2014, S-23621, and S23621. This clamp offers practicality and reliability for your engine needs.