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> 2 out VS 1 out exhaust, 914-6
patssle
post Aug 13 2010, 03:13 PM
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Is there any major advantage over a 2 out vs 1 out exhaust for 914-6? Power or sound? Any reason to pick one over another?
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IronHillRestorations
post Aug 15 2010, 09:01 AM
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You probably get more top end power with the two outlet, but 90% of them I've heard have annoying resonance in the cabin. A few of them would just wear you out as the worst resonance came at cruising RPM's.

For anything up to and including a STOCK 3.0 the stock Porsche banana muffler is hard to beat. You might loose a little on the top end, but a little bit of restriction helps the low end torque.

Bigger and more open exhaust isn't always the best thing for the flat 6 engines, a little back pressure isn't a bad thing.
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