The DDP AFC Air Fuel Control Spring Kit is an essential upgrade for your 1994-1998 5.9 Cummins. If you're running big injectors, this kit will help you retain throttle response and manage smoke output. The kit includes high-quality springs that are designed to withstand the rigors of heavy-duty use. Installation is easy and straightforward, so you can be up and running in no time. Don't miss out on this essential upgrade for your Cummins engine. Order your DDP AFC Air Fuel Control Spring Kit today!