Description Developed to be the easiest, and safest speed limitation removal device on the market. By plugging this into your 300 or 310, it will remove all speed restrictions and traction control at full throttle. That means more speed and acceleration. This device stands out as the best in the industry due to its ease of installation and compact design. No need to pull pins out of the harness or have wires running to your battery terminals or diagnostic port. This device is hidden completely out of sight, tucked right beside your ECU. Simply unplug the ECU connector, and plug directly into our device. It’s that simple! Plug and Ride. Only works on 300/310 2011-2021 IMPORTANT: If your machine doesn’t hit the speed limiter, you need to fix the problem first. Otherwise the SDM or a tune will have no effect
