- PCX? (Power Chamber Exhaust) technology
- Chambered high-flow catalyst cartridge designed to increase torque
- Full coverage heat shield
- 49-state emissions compliant
Harley-Davidson -- 1200 Custom EFI XLC -- (2014, 2017, 2016, 2018, 2019, 2015); Harley-Davidson -- Iron 1200 XLNS -- (2021, 2018, 2019, 2020); Harley-Davidson -- Iron 883 XLN -- (2014, 2019, 2018, 2020, 2022, 2015, 2016, 2021, 2017); Harley-Davidson -- SuperLow 1200 XLT -- (2015, 2016, 2017, 2014); Harley-Davidson -- 883 SuperLow XLL -- (2019, 2018, 2016, 2014, 2015, 2017); Harley-Davidson -- Forty-Eight XLX -- (2016, 2015, 2017, 2018, 2020, 2021, 2014, 2019, 2022); Harley-Davidson -- 1200 XLCP -- (2015, 2016, 2014, 2017); Harley-Davidson -- 1200 Roadster XLCX -- (2017, 2020, 2016, 2019, 2018); Harley-Davidson -- Seventy-Two XLV -- (2016, 2014, 2015); Harley-Davidson -- Forty-Eight Special XLXS -- (2018, 2019)