4" GPS Speedometer 120 mph - Porsche Design R4-S1-PCH The Speedhut GPS Speedometer is your ultimate choice for unparalleled accuracy in displaying your vehicle's speed without the hassle of traditional speed sensors. Installation is a breeze, requiring only 12V power and a waterproof GPS antenna that... $378.08
4" GPS Speedometer 200 km/h Metric - Porsche Design R4-S2-PCH The Speedhut GPS Speedometer is your ultimate choice for unparalleled accuracy in displaying your vehicle's speed without the hassle of traditional speed sensors. Installation is a breeze, requiring only 12V power and a waterproof GPS antenna that... $378.08