DuroBumps are designed, engineered and manufactured in the USA. Durobumps Bump Stops are made specifically for Toyota off road enthusiasts. Including, 4Runners, Tacomas, Tundras, Land Cruisers and Lexus. Located in Arizona, our team produces high-quality Bump Stops for the off-road community. Our Bump Stops are designed to eliminate bottom-outs while avoiding interference with shock dampening and valving.