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ThunderMax 21 up non center cooled Touring M8 for sale
ThunderMax 309-591 for sale, it's for 21 and up non center cooled (Gen 1) Touring M8. Used, and in original packaging. It's silver because Thunderheart had trouble getting them powder coated after covid, includes TMax ECM and Wide Band O2 sensors. $600 shipped
I bought a new bike and returned the old one to stock for trade in.
Last edited by otterhigh2; Apr 27, 2026 at 06:04 PM.
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ThunderMax 21 up non center cooled Touring M8 for sale
