Jake Raby's dyno says that the standard setup is VERY difficult to top.
But if its sound you want, including the dreaded 3000rpm drone, there's a hundred different views on this site......
Search for Pedro's Garage exhaust mod which is relatively cheap compared to some.
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2001 Boxster S (triple black). Sleeping easier with LN Engineering/Flat 6 IMS upgrade, low temp thermostat & underspeed pulley.
2001 MV Agusta F4.
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