In the context of name brand aftermarket exhausts Arrow are one of the more expensive and as a consequence people selling them secondhand tend to price them accordingly.
You should be looking at Remus, SC Project and the like. You first have to decide if you want to stay with the high level position or if you want a low pipe. If you go low you can use almost anything and have a muffler shop fab the link pipe for you. If you do that don't forget provision for the center stand stop.