VANCE & HINES - 16533 - Adventure Hi-Output 450 Slip-On Muffler - Stainless Steel
The VANCE & HINES 16533 is a quality OEM-replacement part engineered for reliable performance and a direct-fit installation. Key features: Designed specifically for the Revolution Max 1250 motor, the Vance & Hines Adventure Hi-Output 450 delivers a strong increase in horsepower and torque versus the bike's stock Revolution Max exhaust system while reducing overall weight of the exhaust by approximately 6 lb; Cutting-edge baffle design delivering bold rumble while meeting J2825 decibel levels; 4-1/2” diameter slip-on delivers over 5 hp and 5' lb torque.
Features
- Designed specifically for the Revolution Max 1250 motor, the Vance & Hines Adventure Hi-Output 450 delivers a strong increase in horsepower and torque versus the bike's stock Revolution Max exhaust system while reducing overall weight of the exhaust by approximately 6 lb
- Cutting-edge baffle design delivering bold rumble while meeting J2825 decibel levels
- 4-1/2” diameter slip-on delivers over 5 hp and 5' lb torque
- CNC-machined billet end cap
- Compatible with Harley-Davidson® factory saddlebags and centerstand
- All necessary instructions and hardware included
Specs
- Model: Hi-Output
- Riding Style: Street
- End Cap Material: Billet
- Riding Style: Adventure Touring / Dual-Sport
- Type: Slip-On
- Product Name: Muffler
- Color/Finish: Silver
- End Cap Color/Finish: Black
- Outer Diameter: 4-1/2”
- Material: 304 Stainless Steel
- Units: Each
Complete Your Setup
This muffler is also available in a different finish:
- VANCE & HINES - 46533 - Adventure Hi-Output 450 Slip-On Muffler - Black - Stainless Steel — same fitment, verified identical model/year coverage.
FAQ — Adventure Hi-Output 450 Slip-On Muffler - Stainless Steel
+ How loud is this muffler — is there a decibel rating?
Vance & Hines does not publish an official decibel rating for this muffler, so we won't guess a number here. Expect a noticeably louder, deeper exhaust note than stock. If you're subject to a local sound-ordinance limit, check your state/local regulations.
+ What's included in the box?
This is a complete Adventure Hi-Output 450 Slip-On Muffler - Stainless Steel, including mounting hardware and installation instructions.
+ Will this fit my Pan America — do the years matter?
Yes, fitment is year- and model-specific. This muffler fits 6 models spanning 2021-2025, including RA1250 Pan America 1250, RA1250S Pan America 1250 Special, RA1250S Pan America 1250 Special G.I., RA1250S Pan America Special, RA1250SE CVO Pan America, and RA1250ST Pan America 1250 ST, with the exact years covered varying by model. Use the Fitment tab above or set your bike in the Ride Finder at the top of the page and we'll confirm the exact match before you order.
Frequently Asked Questions - VANCE & HINES - 16533 - Adventure Hi-Output 450 Slip-On Muffler - Stainless Steel
How do I know if this part fits my vehicle?
Check the fitment information listed on this page against your exact year, make, model, and (where applicable) trim, engine size, or configuration. If your exact vehicle isn't listed, or you're not sure, use the product chat on this page or contact our support team before ordering - we're glad to help confirm fitment.
What does it mean if a product is listed as universal fit?
Universal fit means the product is designed to work across a range of vehicles, not that it's guaranteed to fit every one. Compare the listed measurements, mounting requirements, and connector or hardware specs against your specific vehicle before ordering, since some installations may need additional hardware or minor fabrication.
Where can I find installation instructions for this product?
General installation notes are provided above where available. For detailed step-by-step instructions, refer to the manufacturer's documentation included with the product, or use the product chat on this page for questions about difficulty, required tools, or whether professional installation is recommended.
What if I have more questions about this product?
Use the product chat on this page for fitment, specs, installation, and compatibility questions, or contact our support team directly for help before you order.
