General ariel atom technical discussion (for all uk and us versions) for general technical discussion relating to all ariel atom versions. New custom atom exhaust system the stock atom exhaust system is known to be fairly restrictive and quiet, having been designed to satisfy a host of noise ordinances, especially in the uk Owners have also found that the stock internals have tended to deteriorate quickly. Multiple versions of the brammo ariel atom 2 owner's manuals exist This thread will attempt to archive as many as possible
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