About us: We offer 100% customer satisfaction. We fully stand behind with all the items that we are selling! Please check our stores for other car and truck parts. Please leave us positive feedback if you are satisfied with the item. But in case you aren’t satisfied the item, please kindly let us know, we will try our best to solve it. Thank you for reading. Product： Part number: 130195, 130192, 130193, 130194 How to remove the Injector: Assemble the tool and screw the adapter on the top of the injector. Shake up and down to pull the sliding hammer. Drag out the tool and injector when they are loose. How to Install the Seal: .