4" HP40 slip-on muffler for select 2025 HD Softails; free-flowing 4" design improves performance and produces a deep, throaty rumble.
Best sellers
Active filters
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.
Clean solution for installing select stock and aftermarket Harley-Davidson® gauge brackets. CNC-machined 6061 billet aluminum. Reducer shims for 1" and 1-1/4" risers.
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.
Investment-cast 4130 chromoly steel mounts with a threaded interface for easy angle adjustment; secure with the stock pivot pin or 3/8" bolts and nuts.
Durable, cost-effective suspension upgrade designed for Harley models. Five-position preload adjuster; measured center-to-center; check fitment and clearance before installation. Made in the USA.
Designed for Harley models. Five-position preload adjuster for easy tuning. Multiple style options and built for durable, cost-effective performance. Made in the USA. Review fitment and clearance notes before installation.
Fully adjustable shocks with progressive-rate springs and monotube dampers. Nitrogen-charged to reduce oil cavitation and fade; adjustable up to 2" lower than stock. Confirm fitment before installation.
Complete kit to rebuild the male end of an '01-'18 Delphi EFI fuel line. Includes Viton® O-ring, brass valve, and stainless spring.
Injection-molded Krayton grips with classic surface patterns; throttle sleeve not included.
High-performance monotube cartridge conversion with gas-charged cartridges and custom-tuned springs for better stability, reduced brake dive and improved bottoming control. No fork modification required.
Progressive fork springs improve handling and comfort while retaining OEM geometry. Made in the U.S.A.
Simple, durable shocks designed for Harley models with a five-position preload adjuster and multiple style options. Measured center-to-eyelet; verify clearance for '86-'15 XL models.