4" HP40 slip-on muffler for select 2025 HD Softails; free-flowing 4" design improves performance and produces a deep, throaty rumble.
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3.5 in HP35 Slip-On for HD: DBX-style catalyst baffle for increased horsepower and torque. Easy install, tuning recommended. OEM gaskets required (not included). No O2 sensor holes.
High-density friction plates increase surface area by 11% for longer clutch life; precision-manufactured drive plates; made in the U.S.A.
4.5" slip-on mufflers tuned for HD touring bikes. Works with stock head pipes; DBX Performance baffle for improved sound and power. Made in USA with a Forever Warranty.
Progressive fork springs for improved stability and reduced dive.
Shortens braking distances and extends tire life.
Fits Street Glide/Road Glide and CVO with a 19" front wheel.
High-quality progressive fork springs that improve cornering stability and reduce fork dive.