NuDEF Diesel Exhaust Fluid, Treats 25 Gallons
NuDEF Diesel Exhaust Fluid, Treats 25 Gallons
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NUDEF

NuDEF Diesel Exhaust Fluid, Treats 25 Gallons

4.6 stars out of 15 reviews
(4.6)|
15 ratings

Key item features

  • Fluid Treatment: Functions as a Diesel Exhaust Fluid additive and stabilizer, formulated to treat up to 25 gallons of DEF.
  • Crystal Prevention: Uniquely formulated to stabilize DEF and actively prevent the formation of system-clogging crystals.
  • Blockage Clearing: Clears existing blockages caused by crystallized DEF, possessing crystal-crushing power to address current crystallization issues.
  • Flow Maintenance: Helps Diesel Exhaust Fluid remain flowing consistently, even under the harshest operating conditions.
  • System Protection: Contributes to maintaining a clean Diesel Exhaust Fluid system and lubricates various system components.
  • Freezing Point: Lowers the freezing point of DEF, enhancing performance in cold environments.
  • SCR Safeguard: Protects the SCR system, including the DEF tank, pump, and injector components.
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Current price is $19.99
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Columbus, 43215
Arrives by Sat, Feb 7
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Order within 4 hr 47 min
Sold by NuDEF
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5 stars out of 5, based on 11 seller reviews(5.0)
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4.6 out of 5 stars
stars15 ratings9 reviews
How item rating is calculated
  1. 5 stars73% (11)
  2. 4 stars13% (2)
  3. 3 stars13% (2)
  4. 2 stars0% (0)
  5. 1 star0% (0)
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Showing 1-3 of 9 reviews

May 29, 2025
Marcia
Sold and shipped byNuDEF
5 out of 5 stars review

Verified Purchase

Pre-maintenance expense is wiser than not!

I use this in my tractor, it is best to avoid unnecessary maintenance costs, this is inexpensive when compared to what it could cost to correct a bad day!

Incentivized Review
Helpful?6F3BCPS6BUUG9527820721
Aug 25, 2025
Donna29
Sold byNuDEFDelivered byWalmart
5 out of 5 stars review

Verified Purchase

Great price

I just recently purchased this item, great price. So far so good.

Incentivized Review
Helpful?6F3BCPS6BUUG9527820721
Dec 3, 2025
Will
Sold byNuDEFDelivered byWalmart
5 out of 5 stars review

Verified Purchase

Small, convenient, easy to use.

Small, convenient, easy to use.

Incentivized Review
Helpful?6F3BCPS6BUUG9527820721