Upgrade the exhaust appearance and sound of your Harley-Davidson Tri Glide Ultra Classic with Cobra 909 Twins 4-inch black slip-on mufflers, manufacturer part number 6303RB. Designed specifically for the 2009-2018 FLHTCUTG Tri Glide Ultra Classic, this matched muffler set delivers a clean, stealth-style profile while preserving the traditional Harley-Davidson sound riders expect.
Each muffler features a downward-angled outlet and Cobra's distinctive Twin Tip design. The scalloped, smooth-rolled outer tip is paired with a scalloped inner tip to create an elegant finished appearance without visible external screws. A 2.25-inch perforated core supports the recognizable exhaust tone and complements the black finish for a cohesive custom look.
Feature: 4-inch twin mufflers with downward-angled outlets
Feature: Scalloped Twin Tip design with smooth-rolled outer tips
Feature: 2.25-inch perforated cores for a traditional Harley-Davidson sound
Feature: Black finish
Feature: 50-state legal
Feature: Limited lifetime warranty
Feature: Made in the USA
These Cobra 909 Twins slip-on mufflers fit 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, and 2018 Harley-Davidson FLHTCUTG Tri Glide Ultra Classic models. Confirm the motorcycle model and year before installation to ensure proper fitment. Manufacturer: Cobra. Vendor part number: 6303RB.
Features:
- 4-inch twin mufflers end at a downward angle for a stealthy, clean profile.
- Scalloped and smooth-rolled outer tips pair with scalloped inner tips for Cobra's elegant Twin Tip design.
- No visible external screws provide a clean finished appearance.
- 2.25-inch perforated cores deliver a traditional and recognizable Harley-Davidson sound.
- Black finish complements custom and factory-style motorcycle builds.
- 50-state legal for broad road-use compatibility.
- Limited lifetime warranty.
- Made in the USA.
- Fits 2009-2018 Harley-Davidson FLHTCUTG Tri Glide Ultra Classic models.
Fitment:
2009 Harley Davidson FLHTCUTG Tri Glide Ultra Classic
2010 Harley Davidson FLHTCUTG Tri Glide Ultra Classic
2010 Harley Davidson FLHXXX Street Glide Trike
2011 Harley Davidson FLHTCUTG Tri Glide Ultra Classic
2011 Harley Davidson FLHXXX Street Glide Trike
2012 Harley Davidson FLHTCUTG Tri Glide Ultra Classic
2013 Harley Davidson FLHTCUTG Tri Glide Ultra Classic
2014 Harley Davidson FLHTCUTG Tri Glide Ultra Classic
2015 Harley Davidson FLHTCUTG Tri Glide Ultra Classic
2016 Harley Davidson FLHTCUTG Tri Glide Ultra Classic
2017 Harley Davidson FLHTCUTG Tri Glide Ultra Classic
2018 Harley Davidson FLHTCUTG Tri Glide Ultra Classic
2019 Harley Davidson FLHTCUTG Tri Glide Ultra Classic
2020 Harley Davidson FLHTCUTG Tri Glide Ultra Classic
2020 Harley Davidson FLHTCUTGSE CVO Tri Glide
2021 Harley Davidson FLHTCUTG Tri Glide Ultra Classic
2021 Harley Davidson FLHTCUTGSE CVO Tri Glide
2022 Harley Davidson FLHTCUTG Tri Glide Ultra Classic
2022 Harley Davidson FLHTCUTGSE CVO Tri Glide
2023 Harley Davidson FLHTCUTG Tri Glide Ultra Classic