Description: This Dynomite Diesel DDPPIN fuel pin is a must - have for your 1989 - 1993 Dodge Ram 1st Gen with a 5.9L Cummins engine. It also fits the 4BT VE Rotary Pump. Installing this pin before getting a new set of upgraded injectors can bring you 25 - 40HP gains with supporting mods. It offers +25 - 40 RWHP, and is quick and easy to install. It's a brand - new diesel fuel part, but note that it's not for sale in California. Part Number: DDPPIN. Superseded Part Number: DDP PIN.

How to use: First, make sure your vehicle is a 1989 - 1993 Dodge Ram 1st Gen with a 5.9L Cummins engine or has a 4BT VE Rotary Pump. Before you install a new set of upgraded injectors, install the DDPPIN fuel pin. It's quick and easy to install, but if you're not sure, it's a good idea to ask a professional for help. Note: This product is not for sale in California. Maintenance: Since it's a new part, you don't need to do much maintenance right away. But keep an eye on your engine's performance. If you notice any problems, check the fuel pin to see if it's working properly.