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ThunderMax®

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  1. Be the first to review this product

    As low as: $74.95

    Required to communicate with with ThunderMax® Modules that are inaccessible on the motorcycle.
  2. Starting at $0.00
    ThunderMax® is an industry award winning, performance ECM designed specifically for EFI equipped Harley Davidson® motorcycles. This highly advanced, stand-alone tuning system utilizes proprietary AutoTune technology specificly designed to interface with wide-band oxygen sensors to automaticly adjust a wide range throttle positions and RPM ranges to deliver unmatched performance and driveability like no other product in the industry. ThunderMax® is made in the USA and comes 100% assembled, ready to install with no wire-cutting or splicing required. Simply replace the factory ECM and oxygen sensors, load a map, and enjoy your new ride! In compliance with ARB emissions laws, this product is not sold or shipped to California.
  3. Be the first to review this product

    $14.99
    Caps for plugging 12mm oxygen sensors bungs in 2010 and later Touring, 2012 and later Dyna® and Softail® exhaust systems. Sold in pairs with gaskets.
  4. Starting at $0.00
    ThunderMax® is an industry award winning, performance ECM designed specifically for EFI equipped Harley Davidson® motorcycles. This highly advanced, stand-alone tuning system utilizes proprietary AutoTune technology specificly designed to interface with wide-band oxygen sensors to automaticly adjust a wide range throttle positions and RPM ranges to deliver unmatched performance and driveability like no other product in the industry. ThunderMax® is made in the USA and comes 100% assembled, ready to install with no wire-cutting or splicing required. Simply replace the factory ECM and oxygen sensors, load a map, and enjoy your new ride! In compliance with ARB emissions laws, this product is not sold or shipped to California.
  5. Be the first to review this product

    $7.80
    For exhaust systems without installed oxygen sensor bungs. Drill pipe and weld in. Sold each, two required.
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