Add a piece of the UK and some extra power to your Royal Alloy GP300S (Not the GT150, sorry :/ ) with the all new Scorpion Exhaust System.  This Stainless exhaust will add horsepower and make your RA look stunning with some of that Made in the UK styling.  The “stainless” canister and T304 stainless steel header make this exhaust stand out. And, to top it off, this exhaust comes with a lifetime warranty. Make sure to register your pipe at the web address below:

https://www.scorpion-exhausts.com/register-here