VANCE AND HINES SKU: T14-647048

Vance and Hines Baffles for Hi Output Slip-Ons - Harley-Davidson

$65.95
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About Vance and Hines

Vance & Hines has been building motorcycle exhaust since 1979 and has run factory-backed drag and King of the Baggers programs that feed straight back into its street products. Systems like the Torquer and the 2-into-1 designs are engineered around real dyno work, not just sound — which is why they show up on so many tuned Milwaukee-Eight and Twin Cam builds.

Fine-tune the sound and exhaust flow of your Vance & Hines Hi Output slip-on mufflers with these dedicated baffles. Designed to control noise while preserving the aggressive V-twin tone you expect, these internal chambers optimize your exhaust system. Achieve a balanced sound profile without sacrificing performance.

Why riders pick this

  • Designed for Vance & Hines Hi Output slip-ons
  • Controls exhaust sound levels
  • Maintains aggressive V-twin tone
  • Optimizes internal exhaust flow
  • Internal chamber design

These Vance & Hines baffles are specifically engineered for use with Vance & Hines Hi Output slip-on mufflers on Harley-Davidson models. They function as internal chambers that help to control the overall sound level of your exhaust system. While reducing excessive noise, these baffles are carefully designed to ensure that the signature aggressive V-twin tone remains prominent, allowing you to enjoy a more refined yet still powerful exhaust note while optimizing exhaust flow.

Optimized Sound and Flow Control

  • Internal baffle design specifically for Hi Output slip-ons
  • Effectively controls exhaust noise levels
  • Preserves the aggressive V-twin exhaust tone
  • Optimizes exhaust flow for balanced performance

Enhance Your Exhaust System

Installing these baffles allows you to customize the acoustics of your Vance & Hines Hi Output slip-ons to better suit your preferences. Whether you're looking to slightly mellow the sound for longer rides or meet specific sound regulations, these baffles provide a practical solution. Installation involves placing them inside the muffler chamber, making them a straightforward way to tailor your riding experience.

Specifications

  • Brand: Vance and Hines
  • Manufacturer Part #: 21841
  • Weight: 0.8 lb
  • Category: Exhaust Adapters

Common questions

What specific mufflers do these baffles fit?

These baffles are designed exclusively for Vance & Hines Hi Output slip-on mufflers for Harley-Davidson. They are not compatible with other Vance & Hines muffler lines or other brands.

Will installing these baffles significantly reduce the exhaust sound?

Yes, the internal baffle design is intended to control and reduce the overall noise level of your Hi Output slip-ons, while still allowing the aggressive V-twin tone to come through.

Is installation of these baffles difficult?

Baffles install inside the muffler chamber. Installation difficulty can vary depending on your specific muffler design, but generally involves minor disassembly. We recommend consulting your muffler's installation manual or a qualified technician.

Ordering from Vtwinbikers

  • Brand new, sourced through authorized US distribution — never used, never grey-market.
  • Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
  • Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
BRANDVance and Hines
TYPEExhaust Adapters
SKUT14-647048
WEIGHT0.8 lb
Please contact us to confirm fitment for your specific motorcycle, or check the product title for compatibility notes.
CUSTOMER REVIEWS
5
2 RATINGS
5★ 2
4★ 0
3★ 0
2★ 0
1★ 0
✓ VERIFIED
Nov 13, 2021

The Vance and Hines exhaust sounded great on the bike, but it was a little louder than I wanted. The quiet baffle quieted the bike up a little and it still sounds great. Installation was easy while following the instructions, but the instructions don't mention anything about all the insulation packed inside the pipe.

— Anonymous
✓ VERIFIED
Sep 30, 2020

Works great! Exactly the sound level I was looking for, right in the middle, still gives a nice growl.

— Anonymous