Vance and Hines
Vance & Hines HD Softail 18-22 St Bob Big Radius 2-2 Black PCX Full System Exhaust - 46377
- SKU:
- VAH46377
- UPC:
- 1800-2568
- MPN:
- 46377
- Availability:
- Regularly stocked product
Description
Will this exhaust system fit my 2018-2022 Harley-Davidson FXBBS Street Bob 114/FXFBS Fat Bob 114?
This Vance and Hines Big Radius Full System is precisely engineered to fit your 2018-2022 Harley-Davidson FXBBS Street Bob 114 or FXFBS Fat Bob 114.
Is this exhaust system easy to install?
Achieve increased torque and exhilarating acceleration with this bolt-on full exhaust system, designed for straightforward installation.
The VAH Big Radius Full System for 2018-2022 Harley-Davidson FXBBS and FXFBS models delivers a significant torque increase for exhilarating acceleration, boasting a top score of 9 in Street Performance. Featuring PCX Technology and chambered high-flow catalysts, this powersports exhaust ensures a cleaner, more efficient burn. Experience enhanced engine performance and a stunning, deep exhaust note with confidence.
What Owners Say
Owners and enthusiasts consistently praise the Big Radius system as one of the best torque producers on the market, delivering a strong power curve from idle to 4500 RPM with notably aggressive performance. Riders appreciate the adjustable sound level using baffles, allowing them to dial in their preferred tone—loud when they want it, more manageable for neighborhood cruising. The look and overall tone earn high marks, though some find them louder than expected even with baffles installed. A few owners note they can be quite aggressive for daily riding situations. Despite the volume considerations, the Big Radius has earned a solid reputation for delivering real-world performance gains and that distinctive V&H sound quality that riders want.
Key Features
- precision-cut full coverage heat shields
- PCX™ Technology
- chambered high-flow catalysts
- chambered high-flow catalyst cartridge designed to increase torque
- PCX™ (Power Chamber Exhaust) technology
- 49-state emissions compliant
Why Choose the VAH Big Radius Full Systems
Delivers a stunning, deep exhaust note that commands attention on every ride.
Achieves a cleaner, more efficient burn for enhanced engine performance and responsiveness.
Provides a significant torque increase, propelling you forward with exhilarating acceleration.
Maximizes power output across the entire RPM range for a thrilling riding experience.
Who Is This For?
Street Performance — 9/10
Chambered catalysts increase torque for exhilarating acceleration.
Engine Performance — 9/10
Chambered catalysts increase torque for exhilarating acceleration.
Easy DIY Install — 8/10
Bolt-on install type for straightforward installation.
Visual / Aesthetic Upgrade — 7/10
Black PCX finish and precision-cut heat shields.
Drag Racing — 6/10
Increased torque aids in acceleration for drag racing.
Additional Resources
Important Notices
⚠️ CARB Notice: This product is NOT legal for street use in California under CARB (California Air Resources Board) regulations. For off-road or race use only.
⚠️ Proposition 65 Warning: This product can expose you to chemicals including lead and/or other substances known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
Warranty Information
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2021-2022 | Harley-Davidson | FXBBS Street Bob 114 | Base |
| 2018-2022 | Harley-Davidson | FXFBS Fat Bob 114 | Base |
Additional Information
CARB: |
This product is not CARB Legal and not for sale in California |
Clearance Item: |
N |
MPN: |
46377 |
Proposition 65: |
Y |
Case Lot Quantity: |
1 |
Category: |
Exhaust, Mufflers & Tips>Powersports Exhausts |
Install Type: |
Bolt-On |
Product Level: |
Premium Performance |
Street Performance: |
9/10 |
Engine Performance: |
9/10 |
Easy DIY Install: |
8/10 |
Visual / Aesthetic Upgrade: |
7/10 |
Drag Racing: |
6/10 |
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