Product name: Power Steering Pump(including adapter). Fitment Type: Direct Replacement. Compatibilty:For Compatible with Cummins Diesel 4BT 6BT5.9 Engine. 1× Steering pumpincluding adapt. If you need return, please contact our customer service representative, let us know the detailed problem. Please give us the opportunity to resolve any problem. We understand the concerns and frustrations you might have, and will try our best to resolve the issues. We care about our valued customers, and will always try to help you.