6 Pieces Fuel Injector 3921421 for Cummins Engine ISC 8.3L

6 Pieces Fuel Injector 3921421 for Cummins Engine ISC 8.3LCondition:New Aftermarket PartNote:We recommend replacing the entire set of fuel injectors to ensure the engine's optimal performance. Due to differences in oil output and atomization concentration between genuine and aftermarket parts, they should not be mixed. Replacing the entire set of injectors helps avoid potential issues. Always use clean oil.Replacement Part Number:3921421, 3802428, 0432191707, 0 432 191 707, 0-432-191-707, 432191707, 3921421RX, 3921421NX, 3921421PX, 3802428RX, 3802428NX, 3802428PX, JR921421Fit For Cummins Engine:ISC 8.3L