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* Special pinion shaft threads and extended jackshaft bolt allow for a wider range of applications
* Delivers constant power while reducing detonation
* Re-tuning of EFI System or re-jetting of carby is recommended due to the reduction in exhaust flow
* 5 Horsepower and 5 ft-lb Torque Increase Over Stock
* M8x20mm mounting stud
ThunderMax with AutoTune. Fits Most Touring 2021-2024 - Thunder Max OEM Wheel Hubs & Components * Special pinion shaft threadsNote: Trike Models an updated firmware file prior to installation (Due to traction control RDRS) Please contact Rollies or support@thunder max. com for this. Fitment 2024 Touring Models: Road King Special 114ci, Same as 2023 (Still Uses Z309 591) Road Glide Limited 114ci, Same as 2023 (Still Uses Z309 591) Ultra Limited 114ci, Same as 2023 (Still Uses Z309 591) Does NOT fit CVO Touring 2023up & Street Glide & Road Glide 2024up ThunderMax is an
US$ 165.00
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US$ 12.00
US$ 171.60
