X1/S3

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  • Buell™ X1/S3 Race Upgrade
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    Buell™ X1/S3 Race Upgrade

    This Performance Upgrade is calibrated for the 1999-2002 Buell™ X1 or S3 with stock motor, Buell P&A exhaust, and 91+ octane pump gas.

    NOTE: This product is is currently only available as an upgrade; the replacement ECM is out of stock indefinitely.

    • $125
  • CMI Lite
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    CMI Lite

    A tool for maintaining and interfacing with the ECM on any Buell™ motorcycle produced between 1999 and 2010. 

    • $175