Bolt on and head out. Whether you're headed to work or hitting the trails, the B6 4600 shocks are always a direct-fit installation with hardware included. Less time in the garage, and more time to enjoy your ride. One size does not fit all. The 4600 shocks are valved and tuned for the specific year, make and model of your vehicle, and consider many other use factors – loaded or unloaded, towing, tire pressure, etc. These monotube shocks deliver consistent, non-fading performance thanks to their unique, velocity-sensitive, digressive piston design that responds seamlessly to changing road conditions. With all of these characteristics in mind, the 4600 series can provide you with the perfect ride, both on and off-road. You choose the destination, they will get you there. You can be confident knowing that the 4600 series patented digressive valving allow shock absorbers to instantly react to changing surface conditions, giving you a stable, controlled, and comfortable ride. These 4600 Series Suspension Shock Absorbers come with a limited lifetime warranty