Most euro3 exhausts are relatively quiet, but they're also pricy, because they have cats in the mufflers too.
Stock exhaust is real quiet.
Can a Sportster haul beer and ice around like a Honda PC?
Why would I want to haul beer and ice? With a Harley I can always pull up to a bikerbar and grab my cold beer there and not have to worry about my scooter being f'd with outside.