@austinracingexhausts: R1 Full Systems are back! ๐ฅ๐ฅ These full systems come with our AR22 headers. A hybrid blend between titanium and Inconel to provide you with the best possible performance. #austinracing #austinracingexhaust #yamaha #yamahar1 #r1 #yamahamt #yamahamt10 #mt10 #r1m #mt10sp #exhaust #exhaustsystem