We have loved our Sportster 4tec for several years and would like to make it quieter. Are there any modifications to the exhaust system, such as extending it to discharge under water, which would make it quieter?
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Fastfreddy
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- Water:Susquehanna River, Upper Chesapeak Bay
- Year of DOO:2004
- Model of DOO:Sportster 4-TEC
- Engine in DOO:Rotax 4-TEC 1503
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