Upgrade the sound and performance of your touring motorcycle with Cobra El Diablo 4-Inch Slip-On Mufflers. Designed for select Harley-Davidson FLH and FLT models from 2017 through 2018, these black mufflers feature a distinctive cone megaphone design and black tips for a clean, aggressive appearance. The manufacturer part number is 6208RB, and the vendor part number is 6208RB.
Each Cobra El Diablo muffler uses an internally spun-louvered core to produce the deep, assertive exhaust tone and horsepower increase riders expect from Cobra. The cone-shaped megaphone body is manufactured in-house for consistent construction and precise fitment. A machined beveled tip complements the tapered muffler profile, while the etched Cobra logo adds a finished detail.
These slip-on mufflers are designed to fit select 2017 Harley-Davidson FLHTCU Electra Glide Ultra Classic, FLHTK Electra Glide Ultra Limited, FLHX Street Glide, FLHXSE CVO Street Glide, and FLHRXS Road King Special models. Fitment also includes select 2018 Harley-Davidson FLHR Road King, FLHRXS Road King Special, FLHX Street Glide, FLHXS Street Glide Special, and FLHTCU Electra Glide Ultra Classic motorcycles. Verify the exact motorcycle model and year before installation.
Features:
- Design: El Diablo 4-Inch slip-on muffler design inspired by Cobra's El Diablo 2-into-1 exhaust system.
- Construction: In-house manufactured cone megaphone muffler body for consistent quality and fit.
- Performance: Internally spun-louvered core delivers an aggressive exhaust tone and performance-oriented airflow.
- Finish: Black muffler body with a matching black beveled tip.
- Detail: Etched Cobra logo on the top of the machined tip.
- Fitment: Designed for select 2017-2018 Harley-Davidson FLH and FLT touring motorcycles.
- Brand: Cobra.
- Manufacturer Part Number: 6208RB.
- Vendor Part Number: 6208RB.
Fitment:
2017 Harley Davidson FLHR Road King
2017 Harley Davidson FLHRC Road King Classic
2017 Harley Davidson FLHRXS Road King Special
2017 Harley Davidson FLHTCU Electra Glide Ultra Classic
2017 Harley Davidson FLHTK Electra Glide Ultra Limited
2017 Harley Davidson FLHTKL Electra Glide Ultra Limited Low
2017 Harley Davidson FLHTKSE CVO Limited
2017 Harley Davidson FLHX Street Glide
2017 Harley Davidson FLHXS Street Glide Special
2017 Harley Davidson FLHXSE CVO Street Glide
2017 Harley Davidson FLTR Road Glide
2017 Harley Davidson FLTRU Road Glide Ultra
2017 Harley Davidson FLTRXS Road Glide Special
2018 Harley Davidson FLHR Road King
2018 Harley Davidson FLHRXS Road King Special
2018 Harley Davidson FLHTCU Electra Glide Ultra Classic
2018 Harley Davidson FLHTK Electra Glide Ultra Limited
2018 Harley Davidson FLHTKL Electra Glide Ultra Limited Low
2018 Harley Davidson FLHTKSE CVO Limited
2018 Harley Davidson FLHX Street Glide
2018 Harley Davidson FLHXS Street Glide Special
2018 Harley Davidson FLHXSE CVO Street Glide
2018 Harley Davidson FLTR Road Glide
2018 Harley Davidson FLTRU Road Glide Ultra
2018 Harley Davidson FLTRXS Road Glide Special
2018 Harley Davidson FLTRXSE CVO Road Glide
2019 Harley Davidson FLHR Road King
2019 Harley Davidson FLHRXS Road King Special
2019 Harley Davidson FLHT Electra Glide
2019 Harley Davidson FLHTCU Electra Glide Ultra Classic
2019 Harley Davidson FLHTK Electra Glide Ultra Limited
2019 Harley Davidson FLHTKL Electra Glide Ultra Limited Low
2019 Harley Davidson FLHTKSE CVO Limited
2019 Harley Davidson FLHX Street Glide
2019 Harley Davidson FLHXS Street Glide Special
2019 Harley Davidson FLHXSE CVO Street Glide
2019 Harley Davidson FLTR Road Glide
2019 Harley Davidson FLTRU Road Glide Ultra
2019 Harley Davidson FLTRXS Road Glide Special
2019 Harley Davidson FLTRXSE CVO Road Glide
2020 Harley Davidson FLHR Road King
2020 Harley Davidson FLHRXS Road King Special
2020 Harley Davidson FLHT Electra Glide
2020 Harley Davidson FLHTK Electra Glide Ultra Limited
2020 Harley Davidson FLHTKSE CVO Limited
2020 Harley Davidson FLHX Street Glide
2020 Harley Davidson FLHXS Street Glide Special
2020 Harley Davidson FLHXSE CVO Street Glide
2020 Harley Davidson FLTR Road Glide
2020 Harley Davidson FLTRK Road Glide Limited
2020 Harley Davidson FLTRX Road Glide Custom
2020 Harley Davidson FLTRXS Road Glide Special
2020 Harley Davidson FLTRXSE CVO Road Glide
2021 Harley Davidson FLH Electra Glide
2021 Harley Davidson FLHR Road King
2021 Harley Davidson FLHRXS Road King Special
2021 Harley Davidson FLHT Electra Glide
2021 Harley Davidson FLHTK Electra Glide Ultra Limited
2021 Harley Davidson FLHTKSE CVO Limited
2021 Harley Davidson FLHX Street Glide
2021 Harley Davidson FLHXS Street Glide Special
2021 Harley Davidson FLHXSE CVO Street Glide
2021 Harley Davidson FLTRK Road Glide Limited
2021 Harley Davidson FLTRX Road Glide Custom
2021 Harley Davidson FLTRXS Road Glide Special
2021 Harley Davidson FLTRXSE CVO Road Glide
2022 Harley Davidson FLHR Road King
2022 Harley Davidson FLHRXS Road King Special
2022 Harley Davidson FLHT Electra Glide
2022 Harley Davidson FLHTK Electra Glide Ultra Limited
2022 Harley Davidson FLHX Street Glide
2022 Harley Davidson FLHXS Street Glide Special
2022 Harley Davidson FLHXSE CVO Street Glide
2022 Harley Davidson FLTRK Road Glide Limited
2022 Harley Davidson FLTRKSE CVO Road Glide Limited
2022 Harley Davidson FLTRX Road Glide Custom
2022 Harley Davidson FLTRXS Road Glide Special
2022 Harley Davidson FLTRXSE CVO Road Glide
2022 Harley Davidson FLTRXST Road Glide ST
2023 Harley Davidson FLHFB Electra Glide Highway King
2023 Harley Davidson FLHRXS Road King Special
2023 Harley Davidson FLHTK Electra Glide Ultra Limited
2023 Harley Davidson FLHX Street Glide
2023 Harley Davidson FLHXS Street Glide Special
2023 Harley Davidson FLHXSE CVO Street Glide
2023 Harley Davidson FLTR Road Glide
2023 Harley Davidson FLTRK Road Glide Limited
2023 Harley Davidson FLTRKSE CVO Road Glide Limited
2023 Harley Davidson FLTRT Trike Road Glide 3
2023 Harley Davidson FLTRX Road Glide Custom
2023 Harley Davidson FLTRXS Road Glide Special
2023 Harley Davidson FLTRXSE CVO Road Glide
2023 Harley Davidson FLTRXST Road Glide ST
2025 Harley Davidson FLHXSE CVO Street Glide