We are Dynamic Performance. Specializing in MX racing parts and sales. We offer our own line of engine parts and electronics. Additionally, we are a premier reseller of aftermarket products and electronics. We only sell what we have in stock! We do not accept returns - However, if you have an issue please reach out to us so we can do what we can to get you sorted. ECU SALES ARE FINAL! If you need help or have questions, please message us directly. Most shipments leave same day but occasionally will take a day or two. We are located in North Carolina but ship all over the globe