
119595-59150 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $79.99 | Condition is Used, Yanmar 6LY2M-STE Marine Fuel Return Line 119595-59150, shipping cost = $16.45 | 99.4% |
![]() | $139.00 | Condition is Used, Yanmar 6LY2A-STP Marine Fuel Return Line 119595-59151, FREE SHIPPING | 100.0% |
![]() | $150.00 | Condition is Used, Yanmar 6LY2A-STP Marine Fuel Return Line 119595-59151, shipping cost = $16.00 | 100.0% |

The Yanmar 119595-59150 6LY2M STE Marine Fuel Line is an essential component for the smooth operation of your marine engine. This high-quality fuel line is engineered specifically for use in Yanmar marine diesel engines, ensuring a perfect fit and optimal performance.
Measuring 4.3 feet (1.3 meters) in length, this fuel line is designed to deliver fuel from the engine's fuel tank to the injector pump. Its cross-sectional diameter is 5/16 inches (8.5 mm), providing an adequate fuel flow rate for most applications. The line is constructed from steel, offering superior strength and durability compared to other materials.
This fuel line features a smooth, polished interior surface that minimizes fuel turbulence and promotes even fuel distribution to the engine. The outer layer is coated with a protective layer of electro-fusion polyethylene (PE) material, which provides excellent resistance to corrosion and chemical attacks from marine fuel.
The STE (Soft Thermoplastic Elastomer) technology used in this fuel line ensures flexibility, making it capable of withstanding the engine's vibrations and thermal expansion without cracking or leaking. The PE coating also adds an additional layer of insulation, helping to maintain a consistent fuel temperature and prevent condensation.
Installing the Yanmar 119595-59150 6LY2M STE Marine Fuel Line is a straightforward process. It comes complete with all necessary fittings, including an inlet fitting with a 1/2 inch NPT thread and an outlet fitting with a 3/8 inch NPT thread. These fittings are manufactured from brass, ensuring a secure and leak-free connection.
In summary, the Yanmar 119595-59150 6LY2M STE Marine Fuel Line is a high-performance, corrosion-resistant, and flexible fuel line specifically designed for use in Yanmar marine diesel engines. Its durable steel construction, smooth interior, and protective PE coating ensure optimal fuel flow, minimal turbulence, and long-lasting reliability.
The Yanmar 119595-59150 6LY2M STE marine fuel line is a crucial component for supplying fuel to the engine in marine applications. Let's discuss some pros and cons of purchasing this fuel line to help you make an informed decision.
Pros:1. OEM (Original Equipment Manufacturer) part: This fuel line is manufactured by Yanmar, ensuring it is a perfect fit for your marine engine and designed to work optimally with the system.
2. High-quality materials: The fuel line is made from thermoplastic elastomer (TPE) material, which is known for its flexibility, resistance to chemicals, and durability. This material is ideal for marine applications due to its ability to withstand the harsh marine environment.
3. Prevents fuel leaks: The STE (Single Tube Extrusion) technology used in the manufacturing of this fuel line ensures a leak-free connection between the fuel line and the engine, enhancing safety and preventing potential environmental damage.
4. Easy installation: The fuel line comes pre-assembled, making installation a relatively straightforward process.
Cons:1. Cost: Compared to aftermarket alternatives, the Yanmar OEM fuel line may be more expensive. However, the benefits of using a high-quality OEM part may outweigh the additional cost.
2. Availability: Depending on your location and the availability of parts from Yanmar dealers, you may experience some delay in acquiring this fuel line.
Conclusion:Considering the advantages of using a high-quality OEM fuel line like the Yanmar 119595-59150 6LY2M STE, such as its perfect fit, durability, and leak-free connection, the additional cost and availability concerns may be worth overlooking. However, it is essential to evaluate your specific situation and marine engine requirements to make the best decision.
Recommendation:If you prioritize the safety and reliability of your marine engine, using a high-quality OEM fuel line like the Yanmar 119595-59150 6LY2M STE is a recommended choice. It may involve a higher initial investment, but the peace of mind and improved performance it offers can make it a worthwhile investment in the long run.
Details:
specifications inboardfuel:
- for models: Marine
- brand: Yanmar
- mpn: 119595-59150
- part type: Fuel Line
returns inboardfuel:
- policy: no returns
offer inboardfuel:
- started: august 5, 2025
- options: ship-to-home
- in stock #: 3
- sold #: 21
- availability: in stock
- prices: $79.99–$150.00
- item condition: Used
seller inboardfuel:
- # reviews: 401
- rating: 95.3%
- city: cambridge, maryland
payments inboardfuel:
- credit card: mastercard
- wallet: paypal
- other
shipping inboardfuel:
- carrier: usps, ups, fedex
- service: usps ground advantage, ups ground, fedex ground / fedex home delivery
- type: calculated
- transit: 3-8 days
- class: standard
general inboardfuel:
- category: Boat Parts > Inboard Engines Components > Intake Fuel Systems
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