Increase your performance and lower your Matrix. Our 9-way adjustable dampening air strut is just what you have been looking for. 100% bolt in design. Engineered to ride and perform better than a coil over set up, with the added benefit of adjustability! Built to handle the higher pressures of today's "fast bag" controllers, we warranty our struts to 180psi, and a one year on manufactures defects. Don't give up your drivability just to "dog leg"! Take control and roll low!