HG-Motorsport
HG-Motorsport Bull-X Tronic
HG-Motorsport Bull-X Tronic Take command of your car's exhaust valves with the HG-Motorsport Bull-XTronic app. This convenient tool lets you control your car's standard exhaust valves directly from your smartphone. With a few simple taps, personalize your vehicle's sound and performance for a truly customized driving experien Mar 17,2025