Best Diesel Exhaust Fluids

5.7k reviews scanned and analysysed
Tom Ramsey
Tom Ramsey Writer
Last Updated: Oct 22, 2024 Share On:

There are hundreds of diesel exhaust fluids to choose from, but what is the best diesel exhaust fluids? It seems not easy to find the right one for you. But don't worry, our team is always standing with you.

We've analyzed hundreds of products for you and found 521 related products.We have narrowed down the results to a list of 20 products.

Come on, read our article and let picking the best diesel exhaust fluids become an easy task.

A Quick Look: Our Top Picks

Top 1
Bluedef DEF002-2PK Diesel Exhaust Fluid
9.9We rank the products based on a number of factors such as features, price, customer reviews and so on.

Bluedef DEF002-2PK Diesel Exhaust Fluid

Top 1 Bluedef DEF002-2PK Diesel Exhaust Fluid

Bluedef DEF002-2PK Diesel Exhaust Fluid

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Top 2
Bluedef DEF002-4PK Diesel Exhaust Fluid
9.6We rank the products based on a number of factors such as features, price, customer reviews and so on.

Bluedef DEF002-4PK Diesel Exhaust Fluid

Top 2 Bluedef DEF002-4PK Diesel Exhaust Fluid

Bluedef DEF002-4PK Diesel Exhaust Fluid

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Top 3
Bluedef 4336327842 Diesel Exhaust Fluid Synthetic Urea Deionized Water 2.5 Gallon
9.3We rank the products based on a number of factors such as features, price, customer reviews and so on.

Bluedef 4336327842 Diesel Exhaust Fluid Synthetic Urea Deionized Water 2.5 Gallon

Top 3 Bluedef 4336327842 Diesel Exhaust Fluid Synthetic Urea Deionized Water 2.5 Gallon

Bluedef 4336327842 Diesel Exhaust Fluid Synthetic Urea Deionized Water 2.5 Gallon

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*Note The result is based on our independent research, and we are reader-supported and do not promote any brand or retailer. As a member of Amazon Marketing Affiliates, we may receive a commission from qualified purchases.

Top 20 Diesel Exhaust Fluids Reviews 2024 In Detail

1 Editor's Choice

Bluedef DEF002-2PK Diesel Exhaust Fluid

BLUEDEFBrand DEF002-2PKModel 10.0H*20.0L*10.0W inchesDimension 23.0 lbWeight
Bluedef DEF002-2PK Diesel Exhaust Fluid cover
Bluedef DEF002-2PK Diesel Exhaust Fluid thumb #1
9.9We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $
Visit Store » EyeEm ( 2.98 / 5 )

Features
  • One gallon of is used approximately every 300 miles
  • A truck with a 20 gallon DEF tank can go up to 6000 miles between fill-ups
  • When used in an SCR system will reduce the levels of NOx emissions of those engines
2 Editor's Choice

Bluedef DEF002-4PK Diesel Exhaust Fluid

BLUEDEFBrand DEF002-4PKModel 10.0H*12.0L*20.0W inchesDimension 23.0 lbWeight
Bluedef DEF002-4PK Diesel Exhaust Fluid cover
9.6We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $
Save 12%

Features
  • One gallon of is used approximately every 300 miles
  • A truck with a 20 gallon DEF tank can go up to 6000 miles between fill-ups
  • When used in an SCR system will reduce the levels of NOx emissions of those engines
  • Fit type - Universal
3 Editor's Choice

Bluedef 4336327842 Diesel Exhaust Fluid Synthetic Urea Deionized Water 2.5 Gallon

BLUEDEFBrand 4336327842Model 0.0H*0.0L*0.0W inchesDimension 0.0 lbWeight
Bluedef 4336327842 Diesel Exhaust Fluid Synthetic Urea Deionized Water 2.5 Gallon  cover
Bluedef 4336327842 Diesel Exhaust Fluid Synthetic Urea Deionized Water 2.5 Gallon  thumb #1Bluedef 4336327842 Diesel Exhaust Fluid Synthetic Urea Deionized Water 2.5 Gallon  thumb #2Bluedef 4336327842 Diesel Exhaust Fluid Synthetic Urea Deionized Water 2.5 Gallon  thumb #3Bluedef 4336327842 Diesel Exhaust Fluid Synthetic Urea Deionized Water 2.5 Gallon  thumb #4Bluedef 4336327842 Diesel Exhaust Fluid Synthetic Urea Deionized Water 2.5 Gallon  thumb #5
9.3We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $

Features
  • Mixture of 32.5 percent high purity synthetic urea and 67.5 percent deionized water
  • Helps convert nitrogen oxide into harmless nitrogen gas and water vapor for cleaner emissions
  • Improves fuel economy by up to 5 percent
  • Inject the fluid into your exhaust stream with a specialized dosing module
  • Stable, colorless, odorless, and meets ISO standards 22241 for purity and composition
4

Prime Guard DEF002 Prim00250 Def Diesel Exhaust Fluid

PRIME GUARDBrand DEF002Model 8.25H*12.25L*10.5W inchesDimension
Prime Guard DEF002 Prim00250 Def Diesel Exhaust Fluid cover
Prime Guard DEF002 Prim00250 Def Diesel Exhaust Fluid thumb #1Prime Guard DEF002 Prim00250 Def Diesel Exhaust Fluid thumb #2Prime Guard DEF002 Prim00250 Def Diesel Exhaust Fluid thumb #3
9.2We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $
Save 26%

Features
  • Prime Guard DEF is a safe, environmentally friendly solution for Selective Catalytic Reduction
5

Bluedef DFK Blue Def Def002-2Pk Diesel Exhaust Fluid

BLUEDEFBrand DFKModel
Bluedef DFK Blue Def Def002-2Pk Diesel Exhaust Fluid cover
9.1We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $

Features
  • Blue Def DEF002-2PK Diesel Exhaust Fluid, 2.5 Gallon, 2 Pack
6

Acdelco 10-4022 Diesel Exhaust Emissions Reduction (Def) Fluid

ACDELCOBrand 10-4022Model 12.6H*16.0L*12.9W inchesDimension 8.0 lbWeight
Acdelco 10-4022 Diesel Exhaust Emissions Reduction (Def) Fluid cover
Acdelco 10-4022 Diesel Exhaust Emissions Reduction (Def) Fluid thumb #1
9.0We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $
FreeShipping

Features
  • Meets GM Original Equipment specifications to be approved for use in GM vehicles as well as in non-GM diesel vehicles that have an SCR (Selective Catalytic Reduction) system to meet regulated NOx emissions (Based on EPA certification testing. Your actual emissions will vary based on several factors including temperature, terrain, and driving conditions).
  • High quality formula is made from high purity urea and deionized water.
  • Meets API regulations and ISO 22241 standard for purity and concentration
  • Nozzles sold separately
7

Keller-Heartt DEF002 Diesel Exhaust Fluid

DEF002Model 0.0 lbWeight
Keller-Heartt DEF002 Diesel Exhaust Fluid cover
8.8We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $
Save 19%
Visit Store » BOXBUYER ( 4.31 / 5 )

8

Bluedef DEF330 Diesel Exhaust Fluid

BLUEDEFBrand DEF330Model 45.75H*47.25L*39.38W inchesDimension 2635.0 lbWeight
Bluedef DEF330 Diesel Exhaust Fluid cover
8.6We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$$

Features
  • Includes a 330 Gallon Tote System
  • Featuring a Non Toxic Solution of 67.5-Percent Purified Water and 32.5-Percent Ultra Pure Automotive Grade Urea
  • Meets ISO Standards 22241 for Purity and Composition
  • An American Petroleum Institute (API) Certified Diesel Exhaust Fluid
  • Improve Fuel Economy By Up To Five Percent While Reducing Exhaust Emissions
9

Keller-Heartt DEF002 Diesel Exhaust Fluid

DEF002Model
Keller-Heartt DEF002 Diesel Exhaust Fluid cover
Keller-Heartt DEF002 Diesel Exhaust Fluid thumb #1Keller-Heartt DEF002 Diesel Exhaust Fluid thumb #2Keller-Heartt DEF002 Diesel Exhaust Fluid thumb #3Keller-Heartt DEF002 Diesel Exhaust Fluid thumb #4
8.6We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$$

Features
  • Approved for use in all diesel SCR systems
  • Peak diesel exhaust fluid can be stored easily on a shelf or in a cabinet until needed
  • Peak BlueDef diesel exhaust fluid is eco-friendly and fuel-efficient
10

Bluedef 6XDEF002 Diesel Exhaust Fluid Synthetic & Deionized Water 2.5 Gallon Jug

BLUEDEFBrand 6xDEF002Model 0.0H*0.0L*0.0W inchesDimension
Bluedef 6XDEF002 Diesel Exhaust Fluid Synthetic & Deionized Water 2.5 Gallon Jug  cover
Bluedef 6XDEF002 Diesel Exhaust Fluid Synthetic & Deionized Water 2.5 Gallon Jug  thumb #1Bluedef 6XDEF002 Diesel Exhaust Fluid Synthetic & Deionized Water 2.5 Gallon Jug  thumb #2Bluedef 6XDEF002 Diesel Exhaust Fluid Synthetic & Deionized Water 2.5 Gallon Jug  thumb #3Bluedef 6XDEF002 Diesel Exhaust Fluid Synthetic & Deionized Water 2.5 Gallon Jug  thumb #4Bluedef 6XDEF002 Diesel Exhaust Fluid Synthetic & Deionized Water 2.5 Gallon Jug  thumb #5
8.6We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $

11

Bluedef DEF003 Peak Bluedef Diesel Exhaust Fluid

BLUEDEFBrand DEF003Model 11.8H*7.2L*3.9W inchesDimension 9.25 lbWeight
Bluedef DEF003 Peak Bluedef Diesel Exhaust Fluid cover
Bluedef DEF003 Peak Bluedef Diesel Exhaust Fluid thumb #1Bluedef DEF003 Peak Bluedef Diesel Exhaust Fluid thumb #2Bluedef DEF003 Peak Bluedef Diesel Exhaust Fluid thumb #3
8.6We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $
FreeShipping

Features
  • ENGINEERED - For use in Selective Catalytic Reduction (SCR) systems on diesel engines
  • EFFICIENCY - BlueDEF diesel exhaust fluid is key to helping improve fuel economy by up to five percent
  • PROTECTION - Diesel exhaust fluid is non-toxic and safe to handle
  • QUALITY - Stable, colorless and odorless, and also meets ISO Standards 22241 for purity and composition
  • EFFORTLESS - Easily Inject the fluid into your exhaust stream with a specialized dosing module
12

Atlantic British Ltd. LR072258K4 Adblue Diesel Exhaust Fluid Def Scr Lr072258

ATLANTIC BRITISH LTDBrand LR072258K4Model
Atlantic British Ltd. LR072258K4 Adblue Diesel Exhaust Fluid Def Scr Lr072258 cover
Atlantic British Ltd. LR072258K4 Adblue Diesel Exhaust Fluid Def Scr Lr072258 thumb #1Atlantic British Ltd. LR072258K4 Adblue Diesel Exhaust Fluid Def Scr Lr072258 thumb #2Atlantic British Ltd. LR072258K4 Adblue Diesel Exhaust Fluid Def Scr Lr072258 thumb #3
8.6We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $

Features
  • Compatible with Land Rover Discovery 5, Range Rover Sport, Range Rover Full Size L405, Range Rover Velar, and Range Rover Evoque, diesel vehicles only (see exact model years below). Also is OE spec for other makes as noted.
  • Each bottle is topped with a special cap and neck sheath designed for screw-in use on the DEF fill port of BMW and other vehicles, meaning leak-free and mess-free filling on vehicles with screw-in style DEF fill ports.
  • Original Equipment Diesel Exhaust Fluid (DEF) 83190441139 made in Germany by AdBlue. This This SCR diesel exhaust NOx-reducing aqueous urea solution complies to ISO specification ISO 22241-1.
  • 2 gallons fluid in (4) half-gallon size bottles (7.57-liters / 256oz total), providing ample fluid for regular replacement.
  • Meets OE Specifications / Compatible with - BMW 83190441139, Land Rover LR072258, Jaguar T4N 12112, Mercedes-Benz A 000 583 0107, VW / Audi G 052 910 A2, Mazda 0000-AD-002, Peugeot / Citroen 1611328380.
13

Bluedef DEF002 Diesel Exhaust Fluid

BLUEDEFBrand DEF002Model
Bluedef DEF002 Diesel Exhaust Fluid cover
8.5We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$$

14

Nudef 197644138449 Nüdef Diesel Exhaust Fluid Anti-Crystal Treatment

NUDEFBrand 197644138449Model 6.5H*2.0L*2.0W inchesDimension 0.64 lbWeight
Nudef 197644138449 Nüdef Diesel Exhaust Fluid Anti-Crystal Treatment cover
Nudef 197644138449 Nüdef Diesel Exhaust Fluid Anti-Crystal Treatment thumb #1Nudef 197644138449 Nüdef Diesel Exhaust Fluid Anti-Crystal Treatment thumb #2
8.3We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $
FreeShipping
Visit Store » NuDEF ( 5.0 / 5 )

Features
  • Helps prevent DEF crystallization
  • Lowers freezing point of DEF
  • Protects SCR system DEF tank, pump & injector
  • Treats up to 25 gallons of DEF
15

Silver Transfer STS-0777 Diesel Exhaust Fluid Refillable Def Jug 5 Gallon

SILVER TRANSFERBrand STS-0777Model 20.0H*14.0L*8.0W inchesDimension 2.1 lbWeight
Silver Transfer STS-0777 Diesel Exhaust Fluid Refillable Def Jug 5 Gallon cover
Silver Transfer STS-0777 Diesel Exhaust Fluid Refillable Def Jug 5 Gallon thumb #1Silver Transfer STS-0777 Diesel Exhaust Fluid Refillable Def Jug 5 Gallon thumb #2Silver Transfer STS-0777 Diesel Exhaust Fluid Refillable Def Jug 5 Gallon thumb #3Silver Transfer STS-0777 Diesel Exhaust Fluid Refillable Def Jug 5 Gallon thumb #4Silver Transfer STS-0777 Diesel Exhaust Fluid Refillable Def Jug 5 Gallon thumb #5Silver Transfer STS-0777 Diesel Exhaust Fluid Refillable Def Jug 5 Gallon thumb #6Silver Transfer STS-0777 Diesel Exhaust Fluid Refillable Def Jug 5 Gallon thumb #7Silver Transfer STS-0777 Diesel Exhaust Fluid Refillable Def Jug 5 Gallon thumb #8
8.3We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $

Features
  • DOES NOT CONTAIN DEF! NEW THREADED FILL HOLE CAP! NEW SPOUT! Diesel Exhaust Fluid 5 Gallon Re-Fillable Jug for going from a bulk container with a nozzle to vehicles. BIGGER & DEFFER!
  • Finally a way to stop using unapproved jugs to fill your vehicles with DEF. Sturdy construction long lasting reliable use, Our Fill Hole for Nozzle now comes with a threaded cap with lanyard. Vented, quick remove spout hangs if you fill at the spout, tethered to stay off the ground.
  • Be done with removing spouts and finding a place to put it while you refill the jug...and now it leaks!
  • Our spouts stay attached and hang when removed using a stainless steel tether... our fill hole offers a convenient refilling solution without removing the spout, and it's leak resistant for carrying. This is a fast re-filling solution.
  • Patent Pending - Complies with ISO 22241-3 Standards - DOES NOT INCLUDE DEF!!
16

General Motors 19286291 Genuine Gm Fluid 88862659 Diesel Exhaust Fluid

GENERAL MOTORSBrand 19286291Model
General Motors 19286291 Genuine Gm Fluid 88862659 Diesel Exhaust Fluid cover
General Motors 19286291 Genuine Gm Fluid 88862659 Diesel Exhaust Fluid thumb #1
8.1We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $
FreeShipping

Features
  • The exact Original Equipment Manufacturer fluid that your vehicle came with; diesel exhaust fluid is a urea-based chemical reactant designed specifically for use in SCR systems to reduce NOx emissions
  • It can also be used with competitive make vehicles using a SCR system
  • DEF meets the stringent AUS 32, ISO 22241 standards for purity and concentration
  • It is part of the SCR technology used on these vehicles to meet 2010 EPA emission regulations
  • This product is required for the 2010 mid-year launched Chevrolet Express and GMC Savannah vans
17

Hpeva 04627241AD Diesel Exhaust Fluid Injector

HPEVABrand 04627241ADModel
Hpeva 04627241AD Diesel Exhaust Fluid Injector  cover
Hpeva 04627241AD Diesel Exhaust Fluid Injector  thumb #1Hpeva 04627241AD Diesel Exhaust Fluid Injector  thumb #2Hpeva 04627241AD Diesel Exhaust Fluid Injector  thumb #3Hpeva 04627241AD Diesel Exhaust Fluid Injector  thumb #4Hpeva 04627241AD Diesel Exhaust Fluid Injector  thumb #5Hpeva 04627241AD Diesel Exhaust Fluid Injector  thumb #6
8.1We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $
FreeShipping
Visit Store » HxBloc ( 4.49 / 5 )

Features
  • Fit For Car Model - Our fluid injector def is compatible with dodge ram 2500 3500 4500 5500 6.7L Diesel 2013 2014 2015 2016 2017 2018 2019 2020,please check your car model carefully before buying
  • Replace Part Number - Replace OE Number - 04627241AD,04627241AA,4627241AA,04627241AB,4627241AB,4627241AD, 04627241AE,4627241AE,04627241AF,4627241AF,04627241
  • Enhanced Performance - This diesel exhaust fluid injector (def) fit for ram can promote smooth engine operation and balance fuel delivery, reducing overall fuel consumption
  • Easy To Install - Diesel exhaust fluid injector DEF all diesel engine injectors are separately injected by laser drilling injection holes to achieve the best injection preparation.It will perfectly replace your original car DEF injector and easy to install without too many complicated steps and tools
  • High Quality Advanced Materials - Our diesel emissions fluid injector is made of high-quality material,which is wear-resistant and durable,not easy to be damaged and has a long service life
18

Acdelco 10-4023 19286292) Diesel Exhaust Emissions Reduction (Def) Fluid

ACDELCOBrand 10-4023Model 9.2H*15.1L*14.9W inchesDimension 2.5 lbWeight
Acdelco 10-4023 19286292) Diesel Exhaust Emissions Reduction (Def) Fluid cover
8.0We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $
FreeShipping

Features
  • Meets GM Original Equipment specifications to be approved for use in GM vehicles as well as in non-GM diesel vehicles that have an SCR (Selective Catalytic Reduction) system to meet regulated NOx emissions
  • High quality formula is made from high purity urea and deionized water. It contains no chemical additives or other components that could cause SCR system failure
  • Includes vented nozzle(s) that make pouring easy by helping to prevent glugging
  • Has 1 complimentary nozzle. Extra nozzles sold separately
19

Bluedef 5 X DEF002 Diesel Exhaust Fluid Synthetic Urea Deionized Water 2.5 Gallon

BLUEDEFBrand 5 x DEF002Model 0.0H*0.0L*0.0W inchesDimension 0.0 lbWeight
Bluedef 5 X DEF002 Diesel Exhaust Fluid Synthetic Urea Deionized Water 2.5 Gallon  cover
7.9We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $

20

Land Rover LR072258X Ad Blue Diesel Emissions Fluid

LAND ROVERBrand LR072258XModel 4.3H*14.6L*4.3W inchesDimension 5.19 lbWeight
Land Rover LR072258X Ad Blue Diesel Emissions Fluid cover
7.9We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $
Save 17%

Features
  • ISO 22241-1
  • 1.89 Liter Bottle x 4

FAQ & Notes

Tom Ramsey Written By Tom Ramsey

During our research, we found more than 521 related products, with prices ranging from $11.09 to $1070.96, and most customers would pay around $151 for this type of product.

What are the top brands of Diesel Exhaust Fluids?

There are 9 brands available for Diesel Exhaust Fluids, such as General Motors, Atlantic British Ltd, Bluedef, Prime Guard, Silver Transfer, Land Rover, Acdelco, Nudef, Hpeva.

What are the available sellers for Diesel Exhaust Fluids?

There are 17 sellers available for Diesel Exhaust Fluids, including BOXBUYER ( 4.31 / 5 ), Global Climate Alliance ( 4.35 / 5 ), Atlantic British ( 4.8 / 5 ), HxBloc ( 4.49 / 5 ), AW Distributor ( 4.16 / 5 ), Silver Transfer ( 4.63 / 5 ), Land Leaping Genuine British Parts ( 4.72 / 5 ), DEF IN BULK ( 5.0 / 5 ), R/A Hoerr Incorporated ( 4.86 / 5 ), Pritim Sales ( 4.86 / 5 ), NuDEF ( 5.0 / 5 ), EyeEm ( 2.98 / 5 ), Amazing Savings Shippers ( 5.0 / 5 ), B and S Supply ( 4.59 / 5 ), Amazon.com ( 4.68 / 5 ), EasySmart Products Online ( 3.85 / 5 ), Amston Trailers Sales ( 4.73 / 5 ).

Price comparison of the top 10 Diesel Exhaust Fluids

*Note: Prices based on historical data.

Price comparison of the top 10 Diesel Exhaust Fluids highly recommended

*Note: Prices based on historical data.

The Verdict

After thorough consideration, we have selected the product BLUEDEF DEF002-2PK as your preferred option.