Pipe Dreams

Fitting an aftermarket slip-on muffler is one of the first modifications many riders make to their bikes, and for good reason. Firstly, fitting a slip-on is not overly expensive, secondly it’s generally pretty easy to fit and, thirdly, there are several benefits to be had by making this relatively straightforward modification.

The standard exhaust system fitted to many new bikes is not exactly attractive, especially if its finished off with an oversized alloy silencer that spokes out the side of the bike, ruining the lines of what you might think is an otherwise exquisitely designed masterpiece. Sure, many modern bikes have much prettier OE mufflers than those seemingly bolt-on afterthoughts of years gone by, but motorcycle manufacturers are still hamstrung by various rules and regulations that