02-02-2017, 12:10 AM | #2 |
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I have the sport version. Really wanted the valves and glad I have them. I installed high flow Downpipe's which increased sound a lot. The valabes slow me to control when I want
Manhart is pretty rare so. It sure if you will find more info about their products or reviews |
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02-02-2017, 01:37 AM | #3 | |
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