ThunderMax Fuel Tuner for 2004-2013 Harley-Davidson Weld-on hardtail Kits Frames & Fenders Every S&S part is made

Every S&S part is made from high quality materials in the USA

2009 - FXD Dyna Super Glide

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ThunderMax Fuel Tuner for 2004-2013 Harley-Davidson Weld-on hardtail Kits Frames & Fenders Every S&S part is madeThunderMax Fuel Tuner for 2004 2013 Harley Davidson Looking for a do it all tuner? The ThunderMax is innovative because it's not a traditional tunerit's a complete ECM! Kit includes ThunderMax ECM with Auto Tune Module Plug and play harnesses Two wideband oxygen sensors ThunderMax software and communication USB cable Instructions Can benefit from dyno tuning, but it's not required if you choose to allow your ThunderMax to "learn" the correct settings