Cobra 4" NH Slip-Ons Black Exhaust - Harley Milwaukee-Eight Touring
About Cobra
Cobra USA builds exhaust, sissy bars, luggage racks and bolt-on styling parts for cruisers and baggers, with a catalog aimed at the rider who wants a finished, matched look rather than a one-off fabrication. Its slip-ons and full systems are designed around factory mounting points for a straightforward bolt-on install.
Command attention on the road with Cobra 4" NH Slip-On Mufflers in a sleek black finish for your 2017-2025 Harley-Davidson Touring model. These American-made slip-ons deliver an aggressive aesthetic and a deep, characteristic NH exhaust tone.
Why riders pick this
- Bell-end design, 4" to 4.5" at tip for aggressive look
- 8" spun and louvered baffle for distinct NH tone
- Sleek black finish for a modern, custom aesthetic
- 50-state legal for street use
- Direct bolt-on installation to stock headers
Engineered for 2017-2025 Harley Touring bikes, these Cobra 4" NH Slip-Ons feature a bold, bell-end design that expands from 4 inches to 4.5 inches at the tip, giving your bagger an undeniably aggressive stance. Inside, an 8-inch spun and louvered baffle is meticulously tuned to produce a distinctive NH sound profile that perfectly complements the V-twin engine. The black finish provides a stealthy, modern look that stands out from the crowd.
Aggressive Styling, Signature Sound
- 4-inch body flares to 4.5 inches for an aggressive bell-end stance
- 8-inch spun and louvered baffle produces a distinct NH exhaust note
- Trumpet-shaped inner tip for optimized resonance and flow
- Rolled tip fin provides a clean, finished appearance
- Designed to be 50-state legal for street use
Modern Upgrade for Your Milwaukee-Eight
These black slip-ons offer a straightforward bolt-on installation, allowing you to easily upgrade the sound and look of your Milwaukee-Eight Touring bike. They are designed to fit seamlessly with your stock header pipes, making them an excellent choice for riders seeking an impactful modification without requiring complex tuning. Enjoy the deep V-twin rumble and the sharp, blacked-out aesthetic that these Cobra NH slip-ons provide.
Specifications
- Brand: Cobra
- Manufacturer Part #: 6109RB
- Length: 31 in
- Width: 11.13 in
- Height: 5.56 in
- Weight: 21.18 lbs
Common questions
Will these black slip-ons fit my 2016 or older Harley Touring model?
No, these Cobra 4" NH slip-ons are specifically designed for 2017-2025 Harley-Davidson Touring models. Earlier models use different header and mounting geometry.
Are these exhaust slip-ons street legal?
Yes, Cobra engineered this configuration to be 50-state legal, meeting EPA and California emissions standards for street use.
Do I need to retune my bike after installing these slip-ons?
Slip-ons alone typically do not require a full ECU retune, but we always recommend confirming with your local tuner for optimal performance.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
| BRAND | Cobra |
| TYPE | Exhaust |
| SKU | 82-96097 |
| WEIGHT | 21.18 lb |
