AISIN 49KNHNH86 Thermostat Eos

( Brand: Aisin ), ( Manufacturer Part Number: 49KNHNH86 ), ( Type: Thermostat ), ( Fits 1: 2009 Volkswagen Cc ), ( Fits 2: 2016 Volkswagen Eos ), ( Fits 3: 2009 Volkswagen Passat ), ( Fit Note: Ultra-premium Oe Replacement 95; Includes Thermostat Seal ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Please Read All Notes To Confirm Fitment ), ( Cs-sku: 400 )

Review AISIN Thermostat Eos Limited fits PASSAT TIGUAN JETTA 2009–2018

The AISIN 49KNHNH86 is a premium automotive thermostat designed specifically for select Volkswagen models including the EOS, Passat, Tiguan, and Jetta from the years 2009 to 2018. This thermostat's primary function is to regulate the engine cooling system, ensuring optimal engine temperature for enhanced performance and fuel efficiency.

The AISIN 49KNHNH86 thermostat is made of high-quality materials that guarantee durability and reliability. The housing is constructed from strong, heat-resistant plastic, while the valve core is made from a corrosion-resistant, heat-stable material. These features help to prevent leaks and ensure long-lasting functionality, even under extreme driving conditions.

This thermostat utilizes a precise temperature control mechanism to maintain the ideal engine temperature. The temperature-sensitive element inside the thermostat opens and closes the valve as needed, allowing coolant to flow through the engine when it's cold and reducing the flow once the engine has reached its optimal temperature. This controlled cooling system not only protects the engine from overheating but also helps to improve fuel economy by reducing the engine's workload.

Installation of the AISIN 49KNHNH86 thermostat is straightforward and can be completed in a short amount of time. The thermostat comes with a clear installation guide, and all necessary hardware is included in the package. Additionally, the thermostat is designed to be a direct replacement for the original equipment, meaning no modifications are required during installation.

In summary, the AISIN 49KNHNH86 thermostat is a top-tier automotive component that offers improved engine cooling performance, durability, and ease of installation for Volkswagen EOS, Passat, Tiguan, and Jetta models from 2009 to 2018. With its precise temperature control mechanism and high-quality materials, this thermostat is an excellent choice for those seeking optimal engine performance and fuel efficiency.

The AISIN 49KNHNH86 thermostat is a replacement part designed for various Volkswagen models including the Eos, Passat, Tiguan, and Jetta manufactured between 2009 and 2018. This thermostat plays a crucial role in regulating the engine coolant temperature. Let's discuss some pros and cons of buying this thermostat to help you make an informed decision.

1. OEM Compatibility: This AISIN thermostat is an original equipment manufacturer (OEM) replacement part, which means it is designed to be an exact match to the original thermostat in terms of fit, function, and quality. This ensures a reliable and accurate fit in your Volkswagen vehicle.

2. Temperature Control: A faulty thermostat can lead to poor temperature control in your engine, which can adversely affect its performance and longevity. Replacing it with a new, high-quality thermostat like the AISIN 49KNHNH86 can help maintain a consistent engine temperature, ensuring optimal engine performance and longer engine life.

3. Improved Fuel Efficiency: Proper engine temperature regulation can lead to improved fuel efficiency. A consistent engine temperature allows the engine to run more efficiently, reducing the amount of fuel needed to keep the engine running.

4. Cost-Effective: Compared to other repair options, replacing a thermostat is a relatively affordable repair. It is a straightforward process that doesn't require extensive labor hours or expensive equipment.

5. Peace of Mind: By investing in a high-quality OEM replacement part like the AISIN 49KNHNH86 thermostat, you can enjoy peace of mind knowing that you have addressed a potential issue and that your Volkswagen vehicle is operating at its best.

1. Cost: While the cost of the AISIN 49KNHNH86 thermostat itself may not be high, the overall cost of the repair could include additional labor and diagnostic fees, depending on where you take your vehicle for repair.

2. Installation Complexity: Installing a thermostat can be a challenging task for some individuals, especially if they are not mechanically inclined. It may require the use of specialized tools and knowledge.

3. Potential for Hidden Issues: A faulty thermostat may be a symptom of a larger issue, such as a cooling system leak or a failed water pump. Replacing the thermostat alone may not completely resolve the issue, and further diagnosis and repairs may be necessary.

In conclusion, the AISIN 49KNHNH86 thermostat is a high-quality, OEM replacement part designed to provide reliable temperature control in Volkswagen vehicles. Its benefits include improved engine performance, enhanced fuel efficiency, and peace of mind. However, it does come with potential drawbacks, such as the cost of the repair and the complexity of installation. If you are comfortable with the installation process or plan to have a professional mechanic install the part for you, the AISIN 49KNHNH86 thermostat is a solid choice for maintaining the overall health and longevity of your Volkswagen vehicle.

Details:

Maintains cooling system performance. Detailed Applications Vehicle Engine, Fitment Notes: Bohr, 2009 Volkswagen CC2.0L 4 Cl, 2016 Eos2.0L Passat2.0L Passat 2009, Tiguan2.0L Cl. Vehicle Engine, Fitment Notes: Manufacturer: Bohr, 2018 Volkswagen Tiguan Limited2.0L 4 Cl. Keeps coolant within the optimal temperature range.

Vehicle Engine, 2013 Volkswagen Jetta2.0L 4 Cl CCTA, CBFA. OE Engineered and Manufactured Thermostat Assemblies are Exact Replacements Temperature. Thermostat 49KNHNH86 for CC Eos Passat Tiguan Jetta Limited 2009 2013 2016 2018: Brand: Aisin condition: Remanufactured, Notes Ultra-Premium OE Replacement 95; Includes Seal Features: manufactured exact form, fit and function.

part #: 49knhnh86 price

• $32.08

specifications theostapa:

• for models: Passat, Tiguan, Jetta
• for years: 2009-2018
• brand: Aisin
• mpn: 49knhnh86
• type: Thermostat
• fits 1: 2009 Volkswagen Cc
• fits 2: 2016 Volkswagen Eos
• fits 3: 2009 Volkswagen Passat
• fit note: Ultra-premium Oe Replacement 95; Includes Thermostat Seal
• manufacturer warranty: 12 Month Warranty
• attention: Please Read All Notes To Confirm Fitment
• cs-sku: 400

payments theostapa:

• credit card: Discover
• other
• wallet: Paypal

shipping theostapa:

• type: Fixed
• service: Standard
• transit: 4-7 Days
• cost: $0.00
• class: Standard

offer theostapa:

• options: Ship-to-home
• availability: In Stock
• started: May 7, 2026
• sold: 0
• quantity: 1

general theostapa:

• condition: Remanufactured
• Car Truck Parts Accessories > Engine Cooling Components > Thermostats Housings

returns theostapa:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

seller theostapa:

• rating: 97.1%
• city: Moonachie, New Jersey
• # reviews: 57817

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