- PCX (Power Chamber Exhaust) technology
- Chambered high-flow catalyst cartridge designed to increase torque
- CNC machined billet end caps
- 49-state emissions compliant
- NOTE: Not compatible with quiet baffle 21947 (1861-1243).
- NOTE: Will not fit: Sport Glide, Heritage, Fat Bob, Deluxe, FXDRS.
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2018-2020 | Harley-Davidson | Deluxe FLDE 107 | |
| 2018-2019 | Harley-Davidson | Fat Bob FXFB 107 | |
| 2018-2022 | Harley-Davidson | Fat Bob FXFBS 114 | |
| 2018-2020 | Harley-Davidson | Low Rider FXLR 107 | |
| 2020-2021 | Harley-Davidson | Low Rider S FXLRS 114 | |
| 2022 | Harley-Davidson | Low Rider S FXLRS 117 | |
| 2018-2021 | Harley-Davidson | Softail Slim FLSL 107 | |
| 2020-2022 | Harley-Davidson | Softail Standard FXST 107 | |
| 2018-2020 | Harley-Davidson | Street Bob FXBB 107 | |
| 2021-2022 | Harley-Davidson | Street Bob FXBBS 114 | |