AWE Tuning 09-12 Porsche Cayman/Cayman S 987 / 09-12 Porsche Boxster 987 Performance MufflerThe short and sweet of it is that this muffler, like all our mufflers, went through a rigorous development period where we ironed out some odd sounds that this engine can make when uncorked. Our secret is a straight through design passing inside chambered areas and branching into a balance pipe. This design really smoothed out the random pops, burbles, and raspiness and produces a very sweet and full bodied voice. We were also careful not to