This is a large finned style billet secondary that creates added cooling in the stock belt housing. It is all billet construction and capable of using compression springs with different spring rate options available. We have many helix angles see menu for available options. We can also provide custom helix angles to your desire for additional fees. <\/span><\/p>\r\n
Comes with bolt for installation.<\/strong><\/span><\/p>\r\n Can be used along with the stock primary or the STM primary. Best results are acquired when running both the STM primary and STM Tuner together.<\/span><\/p>\r\n A custoer srvice rep will contact you for setup details on your machine after your order is placed.
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