ThunderMax with AutoTune. Fits Touring 2008-2013. - Thunder Max Gaskets Top End & Rocker - Sporty * Powder-coated laser-cut mounting cover

* Powder-coated laser-cut mounting cover

XL883C 2004-2010

* Beefy 1-1/4″ diameter tapers to 1″ for stock fitment hand controls

* Detailed test report included with each set

ThunderMax with AutoTune. Fits Touring 2008-2013. - Thunder Max Gaskets Top End & Rocker - Sporty * Powder-coated laser-cut mounting coverThunderMax 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 with wide band oxygen sensors to deliver unmatched performance and rideability. ThunderMax 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