King 3.0 Remote Reservoir Coilovers come pre-tuned from AccuTune Off-Road. Every 3.0 King Coilover is pre-tuned to provide the best performance for your vehicle and your terrain. Remote Reservoir 3.0 King Coilovers are a huge improvement over separate shocks and springs because they allow for dual rate springs with better bottoming control, and longer travel. Adding Remote Reservoirs to your King Coilovers increases performance, durability and heat loss. Step-up to Pre-Tuned King 3.0 Remote Reservoir Coilovers from AccuTune Off-Road.