Kuryakyn Formed Breather Hoses - Harley Twin Cam
About Kuryakyn
Kuryakyn has built bolt-on styling, lighting, controls and touring accessories for American V-twins since 1989. Its catalog is the go-to for riders upgrading a bike a weekend at a time — highway pegs, grips, mirrors, LED lighting and luggage that fit factory mounting points.
These Kuryakyn Formed Breather Hoses are designed to replicate OEM fit and function for Harley Twin Cam engines. A direct replacement for stock hoses that route crankcase gases, they ensure proper engine ventilation. Sold as a pair, these hoses are built from durable materials for long service life.
Why riders pick this
- Direct OEM-style formed breather hoses
- Designed for Harley Twin Cam engines
- Durable materials for long service life
- Sold as a pair for complete replacement
- Ensures proper crankcase gas routing
Maintaining proper engine ventilation is crucial for the longevity and performance of your Harley Twin Cam. These Kuryakyn Formed Breather Hoses offer a direct, OEM-style replacement for your worn or brittle factory hoses. Engineered to precisely route crankcase gases, they help prevent pressure buildup and ensure your engine breathes correctly, contributing to overall engine health and consistent performance.
OEM-Style Fit and Lasting Durability
- Direct OEM-style formed hoses for a precise fit
- Designed for Harley Twin Cam engines
- Constructed from durable materials for extended service life
- Sold as a complete pair for convenient replacement
- Easy installation to get you back on the road quickly
Essential Maintenance for Your Twin Cam
Replacing breather hoses might seem like a small detail, but it's an essential part of engine maintenance, especially on a performance V-twin. These Kuryakyn hoses provide a reliable solution, restoring proper crankcase ventilation to your Twin Cam. Whether you're doing routine maintenance or building a custom machine, these hoses are a solid choice for dependable function.
Specifications
- Brand: Kuryakyn
- Manufacturer Part #: 9977
- Quantity: Pair
- Weight: 0.05 lb
- Category: Engine Components / PCV Valves
- WARNING: Cancer and Reproductive Harm — California Prop 65
Common questions
What years of Harley Twin Cam models do these breather hoses fit?
These Kuryakyn Formed Breather Hoses are designed to fit Harley Twin Cam engines. Please verify your specific engine year and model to ensure compatibility before ordering.
Are these breather hoses legal for street use?
These hoses are designed for custom and high-performance builds. They are not legal for street use on pollution-controlled vehicles.
Do I receive both breather hoses when ordering this product?
Yes, this product is sold as a pair, so you will receive both formed breather hoses needed for your Twin Cam installation.
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 | Kuryakyn |
| TYPE | PCV Valves |
| SKU | T14-604664 |
| WEIGHT | 0.05 lb |
