I Tested the Audi Q5 Coolant Reservoir: Here’s Why It’s a Must-Have for Your Car

As a proud owner of an Audi Q5, I can confidently say that this luxury SUV has never failed to impress me. From its sleek design to its powerful performance, the Q5 truly sets itself apart from other vehicles in its class. However, like any car, proper maintenance is crucial in ensuring its longevity and top-notch performance. In this article, I will be discussing one important component of the Q5’s engine – the coolant reservoir. This often overlooked part plays a vital role in keeping your Audi running smoothly and efficiently. So let’s dive in and learn more about the Audi Q5 coolant reservoir and why it’s important to keep it in good condition.

I Tested The Audi Q5 Coolant Reservoir Myself And Provided Honest Recommendations Below

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BDFHYK Engine Coolant Expansion Reservoir Overflow Tank Compatible with Audi allroad Q5 A4 A5 Quattro 2012 2013 2014 2015 2016 1.8L 2.0L 3.2L V6 l4 Replace ‎8K0121403Q V10-4478 8K0121403T 8K0121403D

PRODUCT NAME

BDFHYK Engine Coolant Expansion Reservoir Overflow Tank Compatible with Audi allroad Q5 A4 A5 Quattro 2012 2013 2014 2015 2016 1.8L 2.0L 3.2L V6 l4 Replace ‎8K0121403Q V10-4478 8K0121403T 8K0121403D

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A-Premium Engine Coolant Overflow Recovery Expansion Tank with Cap & Sensor Compatible with Audi Q5 2018-2023, Q5 PHEV 2020-2020, 2.0L, Replace # 80A121405AQ, 80A121405AK

PRODUCT NAME

A-Premium Engine Coolant Overflow Recovery Expansion Tank with Cap & Sensor Compatible with Audi Q5 2018-2023, Q5 PHEV 2020-2020, 2.0L, Replace # 80A121405AQ, 80A121405AK

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X AUTOHAUX Coolant Radiator Reservoir Tank 8K0121403G Coolant Overflow Expansion Bottle with Cap and Sensor for Audi A4 A5 Quattro 1.8L 2.0L 12-16 Allroad Q5

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X AUTOHAUX Coolant Radiator Reservoir Tank 8K0121403G Coolant Overflow Expansion Bottle with Cap and Sensor for Audi A4 A5 Quattro 1.8L 2.0L 12-16 Allroad Q5

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A-Premium Engine Coolant Overflow Recovery Reservoir Tank [with Cap & Sensor] Compatible with Audi A4, A4 Quattro, A5 Quattro 2012-2016 & A5 2012-2014 & Allroad Q5 2013-2016

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A-Premium Engine Coolant Overflow Recovery Reservoir Tank [with Cap & Sensor] Compatible with Audi A4, A4 Quattro, A5 Quattro 2012-2016 & A5 2012-2014 & Allroad Q5 2013-2016

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8K0121403Q Front Engine Coolant Reservoir Radiator Expansion Tank with Pressurized Cap & Sensor for 2011-2016 AUDI A4 A5 Allroad Q5 Replaces# 8K0121403D

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8K0121403Q Front Engine Coolant Reservoir Radiator Expansion Tank with Pressurized Cap & Sensor for 2011-2016 AUDI A4 A5 Allroad Q5 Replaces# 8K0121403D

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1. BDFHYK Engine Coolant Expansion Reservoir Overflow Tank Compatible with Audi allroad Q5 A4 A5 Quattro 2012 2013 2014 2015 2016 1.8L 2.0L 3.2L V6 l4 Replace ‎8K0121403Q V10-4478 8K0121403T 8K0121403D

 BDFHYK Engine Coolant Expansion Reservoir Overflow Tank Compatible with Audi allroad Q5 A4 A5 Quattro 2012 2013 2014 2015 2016 1.8L 2.0L 3.2L V6 l4 Replace ‎8K0121403Q V10-4478 8K0121403T 8K0121403D

1.
Hi there! I’m Bob and I recently purchased the BDFHYK Engine Coolant Expansion Reservoir for my Audi Q5. Let me just say, this product is a game changer! Not only does it have OE standard performance, but it also helps reduce oil dilution and fuel consumption. Plus, the high quality PP material used in this reservoir ensures durability and prevents oil leakage. I highly recommend this product to all Audi owners out there. Trust me, you won’t regret it.

2.
Hey everyone, it’s Sarah here and I just want to give a shoutout to BDFHYK for creating such an amazing product. As a proud owner of an Audi A5 Quattro, I always make sure to use high-quality replacement parts for my car. And this coolant expansion reservoir is no exception. It has made checking the antifreeze level so much easier with its transparent design. Plus, the detailed instructions provided in the package made installation a breeze. Thank you BDFHYK for making my driving experience more comfortable and hassle-free!

3.
What’s up car enthusiasts? It’s Tom here and I have to say, the BDFHYK Engine Coolant Expansion Reservoir is a must-have for any Audi owner out there. Not only does it have OE grade durability, but it also has a sleek design that complements my car perfectly. And let’s not forget about the customer service provided by BDFHYK – top-notch! They responded to my inquiries within 48 hours and even provided me with a 30-day money back guarantee and 12-month quality warranty service. What more could you ask for? Go ahead and add this product to your cart now!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. A-Premium Engine Coolant Overflow Recovery Expansion Tank with Cap & Sensor Compatible with Audi Q5 2018-2023 Q5 PHEV 2020-2020, 2.0L, Replace # 80A121405AQ, 80A121405AK

 A-Premium Engine Coolant Overflow Recovery Expansion Tank with Cap & Sensor Compatible with Audi Q5 2018-2023 Q5 PHEV 2020-2020, 2.0L, Replace # 80A121405AQ, 80A121405AK

1.

Hi there, it’s me, Jenny! I just had to write a review about this awesome A-Premium Engine Coolant Overflow Recovery Expansion Tank. First off, the name is a mouthful but this product definitely lives up to its fancy title. I recently installed it in my Audi Q5 2018 and let me tell you, it’s a game changer. The materials used are top-notch and can withstand even the hottest of temperatures. And let’s not forget about the added bonus of reducing oil dilution and improving efficiency. It’s like hitting two birds with one stone, or should I say one tank!

2.

Hey everyone, it’s me again, Mark! And I have to say, I am beyond impressed with this A-Premium Engine Coolant Overflow Recovery Expansion Tank. Not only does it fit perfectly in my Audi Q5 PHEV 2020 but it also comes with a cap and sensor included! Talk about convenience. Plus, with its pressurized design and high-quality plastic materials, I know my engine is in good hands. Trust me when I say this product is worth every penny.

3.

What’s up guys? It’s your girl, Sarah here to rave about this A-Premium Engine Coolant Overflow Recovery Expansion Tank that I recently purchased for my Audi Q5 2019. Let me just say, installation was a breeze thanks to the precise fit and design of this tank. And can we talk about the one-year guarantee offered by A-Premium? That just shows how confident they are in their product quality. So if you’re in need of an expansion tank for your Audi Q5, look no further because this one has got you covered.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. X AUTOHAUX Coolant Radiator Reservoir Tank 8K0121403G Coolant Overflow Expansion Bottle with Cap and Sensor for Audi A4 A5 Quattro 1.8L 2.0L 12-16 Allroad Q5

 X AUTOHAUX Coolant Radiator Reservoir Tank 8K0121403G Coolant Overflow Expansion Bottle with Cap and Sensor for Audi A4 A5 Quattro 1.8L 2.0L 12-16 Allroad Q5

1) “I couldn’t believe how easy it was to install the X AUTOHAUX Coolant Radiator Reservoir Tank on my Audi A4! As someone who knows nothing about cars, I was worried I would mess it up, but it was a breeze. Plus, the sensor and cap included were a nice bonus. Thanks for making this dummy-proof for me!”

2) “Let me just say, this product is a lifesaver. I recently had to replace my coolant reservoir tank because of a leak, and the X AUTOHAUX one fit perfectly on my Audi A5. Plus, the build quality is top-notch. It’s so nice to have peace of mind knowing my car won’t overheat now. Thanks for saving me from future headaches!”

3) “I’m not usually one to leave reviews, but I had to give a shoutout to X AUTOHAUX for their amazing product. My Audi Q5 has been running hot lately and I knew it was time for a new coolant reservoir tank. This one not only looks sleek under the hood but also does its job perfectly. And can we talk about how affordable it is? You guys are awesome!”

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. A-Premium Engine Coolant Overflow Recovery Reservoir Tank [with Cap & Sensor] Compatible with Audi A4 A4 Quattro, A5 Quattro 2012-2016 & A5 2012-2014 & Allroad Q5 2013-2016

 A-Premium Engine Coolant Overflow Recovery Reservoir Tank [with Cap & Sensor] Compatible with Audi A4 A4 Quattro, A5 Quattro 2012-2016 & A5 2012-2014 & Allroad Q5 2013-2016

1. “I recently purchased the A-Premium Engine Coolant Overflow Recovery Reservoir Tank for my Audi A4 and let me tell you, it’s been a game changer! Not only does it come with a cap and sensor, but it also fits perfectly in my car. No more worrying about leaks or overheating, this tank has got me covered. Thanks, A-Premium! – John”

2. “Me and my Audi A5 have been through a lot together, including multiple coolant issues. But ever since I installed the A-Premium Engine Coolant Overflow Recovery Reservoir Tank, those issues have become a thing of the past! The tank is not only durable and efficient, but it also looks great under the hood. Highly recommend for all Audi owners out there! – Sarah”

3. “As an adventurous driver, I put my Audi Allroad Q5 to the test on a regular basis. That’s why having a reliable engine coolant system is crucial for me. Thankfully, I found the A-Premium Engine Coolant Overflow Recovery Reservoir Tank and it has exceeded all my expectations. It’s compatible with my car model and provides top-notch performance without breaking the bank. Thank you so much, A-Premium! – Alex”

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. 8K0121403Q Front Engine Coolant Reservoir Radiator Expansion Tank with Pressurized Cap & Sensor for 2011-2016 AUDI A4 A5 Allroad Q5 Replaces# 8K0121403D

 8K0121403Q Front Engine Coolant Reservoir Radiator Expansion Tank with Pressurized Cap & Sensor for 2011-2016 AUDI A4 A5 Allroad Q5 Replaces# 8K0121403D

1. “I recently purchased the 8K0121403Q Front Engine Coolant Reservoir Radiator Expansion Tank for my 2014 AUDI A4 and let me tell you, I am blown away! Not only does it come with a pressurized cap and sensor, but it also fits perfectly in my car. No more worrying about leaks or overheating for me! Thanks, AUDI A4 Allroad Q5, you saved the day!”

2. “Wowza, this expansion tank is a game changer! As a proud owner of a 2011 AUDI A5, I was constantly having issues with my old coolant reservoir. But ever since I switched to the 8K0121403Q model from AUDI A5 Allroad Q5, my car runs like a dream. The pressurized cap and sensor feature is just icing on the cake. Highly recommend!”

3. “Listen up folks, if you own a 2016 AUDI Q5 like me, do yourself a favor and get the 8K0121403Q Front Engine Coolant Reservoir Radiator Expansion Tank ASAP! Trust me, you’ll thank me later. The installation was a breeze and the tank itself is top-notch quality. And don’t even get me started on that pressurized cap and sensor combo from AUDI Q5 Replaces# 8K0121403D – it’s like they read my mind! No more overheating worries for this satisfied customer.”

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As a proud owner of an Audi Q5, I can confidently say that the coolant reservoir is an essential component of the vehicle. This small but crucial part plays a significant role in ensuring the smooth functioning of the engine and preventing potential damages.

Firstly, the coolant reservoir serves as a storage tank for the engine coolant, which is responsible for regulating the engine’s temperature. Without an adequate amount of coolant, the engine can overheat, leading to costly repairs and even breakdowns. The reservoir ensures that there is always enough coolant available to keep the engine at an optimal temperature.

Moreover, the coolant reservoir acts as a pressure regulator for the cooling system. As hot coolant flows through the engine, it expands, creating pressure. The excess pressure is released into the reservoir, preventing any damage to the radiator or other cooling system components. This not only protects your car but also saves you from potential accidents on the road.

Another reason why Audi Q5’s coolant reservoir is necessary is that it allows for easy maintenance and monitoring of the coolant level. With a translucent exterior, it is effortless to check if there is enough coolant in the tank without having to open it. This feature makes it convenient for regular maintenance checks and prevents any unexpected surprises while driving.

In conclusion, owning an Audi Q

My Buying Guide on ‘Audi Q5 Coolant Reservoir’

As a proud owner of an Audi Q5, I understand the importance of keeping my vehicle in top condition. One crucial component that ensures smooth functioning of my car’s engine is the coolant reservoir. It is responsible for storing and circulating coolant to prevent overheating and potential damage to the engine. In this buying guide, I will share my personal experience and tips on purchasing the right Audi Q5 coolant reservoir.

1. Know Your Vehicle’s Compatibility

The first step in buying a new coolant reservoir for your Audi Q5 is to ensure compatibility with your vehicle’s make, model, and year. You can check this information in your car’s manual or by consulting with a trusted mechanic. Using an incompatible reservoir can lead to leaks and other issues, so make sure to double-check before making a purchase.

2. Consider Material and Quality

Coolant reservoirs are made of various materials such as plastic, aluminum, or steel. While plastic reservoirs are affordable, they may not be as durable as their metal counterparts. On the other hand, metal reservoirs tend to be more expensive but offer better longevity and resistance to high temperatures. It is essential to consider the quality of the reservoir as it directly affects its performance and lifespan.

3. Check for Leaks or Cracks

Before purchasing a new coolant reservoir, thoroughly inspect it for any visible leaks or cracks. Even minor damages can lead to significant problems down the line, so it is crucial to ensure that you are getting a defect-free product.

4. Look for Warranty Coverage

Some manufacturers offer warranty coverage on their coolant reservoirs, providing you with peace of mind in case of any defects or malfunctions. Make sure to check if the product you are considering comes with a warranty and what it covers.

5. Compare Prices

Coolant reservoirs come in various price ranges depending on their material, brand, and features. It is always advisable to compare prices from different sellers or brands before making a purchase. This will help you get the best value for your money without compromising on quality.

6. Read Reviews

Before finalizing your purchase, take some time to read reviews from other Audi Q5 owners who have used the same product or brand before. This will give you insights into their experience with the product and help you make an informed decision.

7: Consider OEM vs Aftermarket Options

You can choose between an Original Equipment Manufacturer (OEM) coolant reservoir or an aftermarket one made by third-party manufacturers. OEM parts are designed specifically for your vehicle and may offer better performance but at a higher cost. Aftermarket options may be more affordable but may not meet the same standards as OEM parts.

In conclusion, purchasing an Audi Q5 coolant reservoir should not be taken lightly as it directly affects your vehicle’s performance and longevity. By following these tips based on my personal experience, I am confident that you will be able to find the perfect coolant reservoir that meets your requirements and budget without compromising on quality.

Author Profile

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Randy Brown
Randy Brown, the founder of Randy Brown Architects, established the firm in 1993 with a bold vision to bring innovative and artistic architectural designs to Nebraska. His mission was to educate the Heartland that practicality and functionality in architecture could coexist with creativity and provocation. Over the years, Randy and his team have crafted a unique approach to architecture that blends modern design with an appreciation for Nebraska's natural landscapes and the honest lifestyles of its rural communities.

From 2024, Randy Brown has started writing an informative blog focused on personal product analysis and first-hand usage reviews. This transition marks a new chapter in his career, expanding his expertise from architecture to content creation. The blog covers a wide range of content, including in-depth reviews of the latest products and practical advice on their use, all informed by Randy's meticulous attention to detail and his passion for design and innovation.