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Prime Guard PRIM00203 DEF Diesel Exhaust Fluid - 1 Gallon
✅ In stock
F
Grade
Analysis Confidence
100%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 18, 2026 11:37 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰The current price is slightly above the going rate for this product — worth watching for a drop.
- 📉This is the most affordable price seen in roughly three months — a solid near-term opportunity.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
5.08/20
Deal Strength
7/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
Amazon.com
🚚 Shipping
Free Shipping
Product Details
✓Prime Guard DEF is a safe, environmentally friendly solution for Selective Catalytic Reduction
✓Prime Guard DEF meets the stringent ISO 22241, AUS 32 and DIN 70070 standards for purity and concentration
✓Prime Guard DEF is an ultrapure, formaldehyde-free, NOx reducing treatment specifically formulated for diesel engines equipped with SCR systems
✓Prime Guard DEF is API certified, guaranteeing the quality and suitability for proper SCR operation
✓Prime Guard DEF 2.5 Gallon single-pack box includes a dispensing nozzle for an easy pour
⚙️ Specifications
Brand
Prime Guard
Liquid Volume
1 gallons
Package Information
Bottle
UPC
840530128399
Manufacturer
Prime Guard
Model
DEF Diesel Exhaust Fluid, 1 Gallon
Item Weight
9.33 pounds
Package Dimensions
11.77 x 6.1 x 6.06 inches
Item model number
PRIM00203
Manufacturer Part Number
PRIM00203
ASIN
B08H6VW68C
