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* 1983-84 was a change-over year when HD went from 3/5-stud Dry Clutch to 4-Bolt wet clucth
Fits Right
* No modifications required
* Upgrade on OEM # 24400188
1680 D Ballistic Nylon
4in. Grand National Slip-On Mufflers - Chrome with Black End Caps. Fits Touring 2017up. DTT-1009-IH * 1983-84 was a change-overFeatures & Benefits: * Show quality chrome. * Race inspired Grand National end cap. * High flowing louvered baffle design with removable dB reducer. * J2825 compliant. * Bolts directly to stock header pipes. * Aggressive sound & excellent horsepower. Tech Tips: * Does NOT fit 2017up Trike models. The 2017 2020 Trike's use 1995 2016 fitment Touring mufflers. * In 2021, for International Models, Harley shrunk the header pipe where the mufflers clamp on