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Item #:
45617028
BlueDEF Diesel Exhaust Fluid Synthetic Urea Deionized Water 2.5 Gallon (5 Pack), Diesel Exhaust Fluid, Blue
89% of respondents would recommend this to a friend
Item #:
45617028
TZS 359578
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
In stock
Imported from USA store
QTY:
Order now and get it around Tuesday, September 29
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Blue DEF is a non-toxic solution that helps convert NOx into nitrogen gas and water vapour to meet EPA 2010 regulations.
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What Stands Out
High-Quality Formula
BlueDEF offers a premium blend of synthetic urea and deionized water, ensuring exceptional performance in reducing nitrogen oxides for diesel engines, making it a reliable choice for compliance with emissions regulations.
Convenient Packaging
This 5-pack of 2.5-gallon containers provides ample supply for frequent users, offering convenience and efficiency without the hassle of frequent reorders, ideal for fleet operators and large vehicle owners.
Enhanced Longevity
Formulated for lasting stability, BlueDEF prevents degradation over time, ensuring that you use only high-quality fluid when needed, protecting your investment in a diesel vehicle while maintaining optimal engine performance.
Product Details
| Brand Name | BlueDEF |
| Fuel Type | Diesel |
| Number of Packs | 5 |
| Number of Items | 5 |
| UPC | 689273390676 842372180221 |
| Manufacturer | Blue Def |
| Part Number | 5 x DEF002 |
| Item Weight | 0.27 g |
| Capacity | 2.5 gallons |
| Color | Clear |
| Material | High Density Polyethylene (HDPE) |
| Brand | BlueDEF |
Who Should Buy?
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Truck Owners
Ideal for owners of diesel vehicles needing regular DEF top-offs to comply with emissions standards and ensure optimal performance.
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Fleet Operators
Perfect for fleet managers requiring bulk supplies for multiple vehicles, optimized for efficient handling and storage.
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Heavy Equipment Users
Helpful for users of construction or agricultural machinery that uses diesel engines, ensuring compliance with emissions regulations.
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Gasoline Vehicle Owners
Inappropriate for owners of gasoline-powered vehicles, as they do not require diesel exhaust fluid for emissions control.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is Diesel Exhaust Fluid (DEF)?
Answer: Diesel Exhaust Fluid is a solution made from high-purity urea and deionized water, specifically designed for use in diesel engines to reduce harmful emissions. When injected into the exhaust stream, it reacts with the nitrogen oxides to convert them into nitrogen and water vapor, thus helping vehicles meet stricter emission standards. Regular use of DEF not only contributes to a cleaner environment but can also improve engine performance by maintaining optimal operating conditions. -
Question:
How should Diesel Exhaust Fluid be stored?
Answer: DEF should be stored in a cool, dry place, away from direct sunlight and extreme temperatures. The ideal storage environment maintains a temperature between 12°F and 86°F. Proper storage prevents contamination and degradation of the fluid, ensuring that it remains effective when used in diesel engines. For practical use, consider keeping a supply in your garage or maintenance space, but always check expiration dates to ensure quality. -
Question:
Can I use regular water instead of Diesel Exhaust Fluid?
Answer: No, you should never use regular water instead of Diesel Exhaust Fluid. Regular water lacks the necessary chemical properties to effectively reduce emissions in Diesel engines and could damage the vehicle's exhaust system. Using approved DEF is crucial for maintaining the vehicle's performance and compliance with emission regulations, helping to avoid costly repairs or fines. -
Question:
Is Diesel Exhaust Fluid harmful to the environment?
Answer: No, Diesel Exhaust Fluid is not harmful to the environment when used properly. It is composed of high-purity urea and deionized water, both of which break down naturally in the environment. Additionally, using DEF reduces harmful emissions from diesel engines, contributing to cleaner air and better public health. Make sure to dispose of any unused DEF according to local regulations when necessary. -
Question:
What are the benefits of using DEF in diesel engines?
Answer: Using Diesel Exhaust Fluid in diesel engines offers several benefits, including reduced nitrogen oxide emissions, cleaner exhaust output, and compliance with regulatory standards. By converting harmful pollutants into harmless nitrogen and water vapor, DEF helps improve overall environmental sustainability. Regular use can enhance the efficiency and longevity of your vehicle by maintaining optimal combustion conditions, making it an essential component for modern diesel engines. -
Question:
What is the packaging size of Diesel Exhaust Fluid in this product?
Answer: This product comes in a convenient 2.5-gallon packaging size, with a total of five packs. This gives customers a sufficient supply of DEF for prolonged usage without the need for frequent re-purchase. The compact size is designed to fit easily in storage areas, making it easier to handle and dispense as needed. Ideal for both personal and fleet maintenance, this packaging is effective for volume users. -
Question:
Can Diesel Exhaust Fluid freeze?
Answer: Yes, Diesel Exhaust Fluid can freeze at temperatures below 12°F. However, if frozen, DEF thaws safely and can still be used effectively. Once it returns to a liquid state, it retains its functionality for emission control. If you live in an area with cold weather, store DEF in an insulated space to prevent freezing and ensure it’s always ready for use in your diesel vehicle. -
Question:
How do I check the level of DEF in my vehicle?
Answer: Most modern diesel vehicles are equipped with a gauge or indicator on the dashboard that shows the DEF level. If your vehicle lacks this feature, you may need to manually check the DEF reservoir by removing the cap—just ensure the engine is off and cool. Always maintain an adequate supply of DEF to avoid running low, as this can lead to diminished engine performance and additional emissions control issues. -
Question:
Where can I buy Diesel Exhaust Fluid Synthetic Urea Deionized Water 2.5 Gallon 5 Pack in Tanzania?
Answer: You can purchase Diesel Exhaust Fluid Synthetic Urea Deionized Water 2.5 Gallon 5 Pack from Ubuy in Tanzania. They offer a wide range of automotive fluids including high-quality DEF. Ubuy provides a reliable shopping platform for all your vehicle maintenance needs, ensuring efficiency and convenience in acquiring necessary products. -
Question:
What happens if I run out of Diesel Exhaust Fluid?
Answer: Running out of Diesel Exhaust Fluid can lead to engine performance issues, as many modern diesel engines are designed to not operate effectively without adequate DEF. You may experience reduced power, limited driving range, or in some cases, the vehicle may enter 'limp mode' to protect the engine. It's important to regularly monitor your DEF levels and replenish them promptly to avoid any operational interruptions.
BlueDEF Diesel Additives Editorial Review
The BlueDEF Diesel Exhaust Fluid Synthetic Urea Deionized Water 2.5 Gallon (5 Pack) has garnered a generally positive reception from customers, reinforcing its reputation as a reliable choice for those in need of diesel exhaust fluid. Many users were satisfied with the product's quality and performance, asserting that it meets expectations in terms of functionality, appearance, and adherence to advertising claims. Customers took note of the fluid's effectiveness during operations, particularly while filling DEF tanks in RVs and other vehicles. The product Consistently performed its intended purpose without troubles, with multiple users praising the satisfaction of having an emergency backup supply. Additionally, the price point received commendation from customers, who found it to be competitive and value-driven. However, there were a few reports of issues with the condition of the containers upon arrival. One customer encountered a leak in a container, which resulted in a loss of fluid, while another received an extra container, which led to some confusion. Overall, while some customers expressed concerns about the potential for fluid expiration and delivery issues with individual containers, these complaints were relatively isolated and did not overshadow the positive experiences shared by the majority. In conclusion, BlueDEF diesel exhaust fluid is recognized for its dependable performance and quality packaging, making it a strong contender for Consumers in need of this essential automotive fluid, despite minor occasional hiccups. **
Customer Reviews & Ratings
310 customers ratings
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5 Star
84%
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4 Star
6%
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3 Star
7%
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2 Star
1%
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1 Star
2%
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Pros
- Meets performance expectations and looks as advertised.
- Effective for filling DEF tanks in RVs and vehicles.
- Competitive pricing, providing good value.
- Received some unexpected extra containers, leading to positive surprises.
Cons
- Occasional reports of leaks in some containers.
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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Important information
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TZS 359578
Order now and get it around Tuesday, September 29
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- Blue DEF is non-toxic and helps to convert NOx into harmless components of the air.
- It meets the ISO Standards 22241 for purity and composition.
- It is stored in a dedicated tank next to the fuel tank on the driver's side.
- The DEF tank range in size from 6 to 23 gallons depending on the truck's application.
- DEF tank fill opening only accommodates a DEF fill nozzle.
- The Diesel Exhaust Fluid (DEF) gauge alerts for refill.
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