Pros
- •Offers a significantly lower price compared to other brands.
- •Quality is comparable to more expensive brands like Prestone.
- •Ideal for diesel engines.
- •Includes a convenient pour spout for easy filling.
- •Good balance of quantity to price.
- •Significantly cheaper than garage services for similar tasks.
- •Allows for easy tops when needed.
- •Users report positive early outcomes after application.
Cons
- •Lacks a clearly marked 'use by date' on the packaging, causing concern about potential degradation.
- •Described as basic in quality.
- •Requires a stool for proper use, which may complicate the process.
- •Potential for splashing during use; caution is needed to avoid mess.
Bottom Line
The BlueDEF Diesel Exhaust Fluid is an economical choice for diesel engine maintenance, offering a comparable quality to more expensive brands. Despite its basic nature and a few user cautions about handling, it effectively performs its intended function. However, the lack of a 'use by date' may be a concern for long-term storage. If you're looking for an affordable yet reliable DEF option, BlueDEF could be a sound choice.
Lowest at Amazon
$16.30 at AmazonLowest at any Popular Retailer
$10.00 at OfferUpWhere to Buy
Prices last updated: August 27th 2025 1:03 pm
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