Experience increased performance and a refined, authoritative tone with the 4-1/2" HP-Plus® Slip-On Mufflers. Designed to deliver power and style while minimizing high-frequency noise, these slip-ons improve throttle response and overall output. 🔊
Key features:
- Dyno-tested: shows a 12% increase in torque and a 7% increase in power
- Engineered for performance, style and sound
- Produce the Khrome Werks signature, authoritative tone without annoying high-frequency noises
- Absorptive baffle covered with stainless steel mat and high-temp fiberglass
- Improved torque and horsepower from the hit of the throttle
- Billet aluminum tips rotate 360° at 90° increments and feature a high-temp powdercoated finish
- Bolt-in optional inserts available that comply with SAE J2825 sound test with no appreciable loss of performance
- Sold in pairs and made in the U.S.A.
These slip-ons offer a bolt-on upgrade that balances performance gains with a controlled, muscular sound signature for riders who demand both function and form.