4" reverse-cone megaphone muffler body with matching billet end cap
1-3/4" headpipe steps up to 1-7/8" into the collector to increase flow and improve performance
Removable spiral-core louvered baffle included
Features hand MIG welding
18 mm and 12 mm O2 ports with adapters and plugs
Includes mounting hardware and full heat shields
Made in the U.S.A.

2021 Harley-Davidson Street Glide EFI FLHX - -
2021 Harley-Davidson Electra Glide Standard EFI FLHTI - -
2021 Harley-Davidson Road King EFI FLHR - -
2020-2021 Harley-Davidson Road Glide Limited FLTRK - -
2020 Harley-Davidson Road King EFI FLHR - -
2020 Harley-Davidson Street Glide EFI FLHX - -
2020 Harley-Davidson Electra Glide Standard EFI FLHTI - -
2019-2021 Harley-Davidson Electra Glide Police FLHTPI - -
2019 Harley-Davidson Electra Glide Standard EFI FLHTI - -
2017-2021 Harley-Davidson Electra Glide Ultra Limited FLHTK - -
2017-2019 Harley-Davidson Electra Glide Ultra Limited Low FLHTKL - -
2017-2019 Harley-Davidson Street Glide EFI FLHX - -
2017-2019 Harley-Davidson Road King EFI FLHR - -
2017-2019 Harley-Davidson Road Glide Ultra FLTRU - -
2017-2019 Harley-Davidson Electra Glide Ultra Classic EFI FLHTCUI - -
2017-2018 Harley-Davidson Electra Glide Police FLHTPI