(3 pack) Super Tech Diesel Exhaust Fluid (DEF), 2.5 gal price history and forecast - Super Tech STECHDEF
(3 pack) Super Tech Diesel Exhaust Fluid (DEF), 2.5 gal

(3 pack) Super Tech Diesel Exhaust Fluid (DEF), 2.5 gal

Brand:
Super Tech
Model Number:
STECHDEF
UPC:
450851087420
EAN:
0450851087420
Walmart SKU:
17889522002
Key Takeaway

Trending downward with a $0.00 move to reach $29.64. Current price runs 0.0% below the 90-day average.

Third-Party Seller Summary

Third-Party Seller Price History Summary
Price Type Price Date
Highest Price
$29.64
Lowest Price
$26.64
Most Recent Price
$29.64
Average Price
$29.39
First Tracked
Last Update

Walmart.com Summary

Walmart.com Price History Summary
Price Type Price Date
Highest Price
$29.64
Lowest Price
$26.64
Most Recent Price
$29.64
Average Price
$28.89
First Tracked
Last Update

Price Analysis

Tracking History: We have tracked (3 pack) Super Tech Diesel Exhaust Fluid (DEF), 2.5 gal since 4/30/2026. The most recent price update was on Sep 9, 2026.

Price Range: Over the past 90 days, the price has ranged from $26.64 (lowest on 4/30/2026) to $29.64 (highest on 6/14/2026). The average price during this period is $28.89.

Current Trend: Walmart.com prices have ranged from $29.64 (Sep 9) to $29.64 (Sep 9) over the past 90 days. Current price is close to the 90-day average of $29.64.

Customer Insights: Rated 4.6/5 from 3078 reviews.

Customer Reviews

3078 reviews

Customer Reviews

4.6
Based on 3078 reviews
5
2582
4
197
3
77
2
41
1
181
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Showing 10 of 3078 reviews
Leibao July 17, 2026

Hello, only 18 cases of DEF were delivered to my home today. I recall ordering 20 cases, so why are two cases missing?

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no funnel

Charlie August 20, 2026

product did not come.with the funnel

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Keep on trucken

Teresa May 6, 2026

That this works well with my truck and is at a great price

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Great Value DEF, No Issues After 125k Miles

Vitaly February 5, 2026

Used this Super Tech DEF 2.5 Gallon in my 2022 Freightliner Cascadia for over 125,000 miles with zero performance issues. It meets all OEM requirements. My only concern is the foil seal under the cap; small particles can occasionally drop into the tank opening when pouring. Just be careful when opening to prevent potential contamination. Overall, it's a reliable, cost-effective alternative to name brands. Highly recommended for the performance.

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Poor packing

Jules October 20, 2025

Item was shipped on its side. It is a liquid and spilled out.

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Great product, terrible delivery experience

Aaron September 18, 2024

Product is great! But they delivered a leaky bottle of DEF and it got all over my travertine at front door. Hopefully it will not stain. This product is every bit as good as the name brands.

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Ramesh September 20, 2026

We ordered def and the driver left them very far near mail boxes, and we had to bring them by ourselves. Not a good service. Next time please deliver in front of my apartment door.

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Avoid being ripped off. Great value! Thx WMT!

Brian June 20, 2026

Great DEF. Don't buy into marketing hype including the industry shelf life nonsense. roflmao…I bought 2 pallets back in 2020 and just ran out. Kept them in climate controlled garage/out of the sun and no problems after 5-years using it in a very expensive Cummins engine. Other brands seem to be an absolute rip-off—gouging consumers $10/gal when diesel itself is currently $4/gal! Thank you Walmart for the value/savings and quality product and of course to the delivery driver dropping them off (free) at the garage threshold.

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Reliable and great value for diesel vehicles

Eme March 21, 2026

I use this DEF regularly for my diesel truck, and it works exactly as it should. It's compatible with diesel engines that use SCR systems and helps reduce emissions while keeping everything running smoothly. The quality is consistent, and I haven't had any issues using it. It pours easily and does what it's designed to do without any complications. We keep this on a subscribe-and-save order because the price is great and it's convenient to always have it on hand. Overall, a reliable product at a great value — definitely recommend for any diesel vehicle that requires DEF.

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Hit and Miss

Roger May 26, 2026

Ordered 4 boxes, one box was leaking. The delivery was not great, left message for delivery that we are a business open 8-4 m-f, they attempted delivery twice at 6:30 pm. On the third attempt at 6:30 pm they left the product by the door which was fine.

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Price History

Historical price data graph for (3 pack) Super Tech Diesel Exhaust Fluid (DEF), 2.5 gal

Recent Price Changes

Detailed price history for the past 90 days

Walmart.com Pricing

1 records

Walmart.com prices have ranged from $29.64 (Sep 9) to $29.64 (Sep 9) over the past 90 days. Current price is close to the 90-day average of $29.64.

Walmart.com price history for (3 pack) Super Tech Diesel Exhaust Fluid (DEF), 2.5 gal showing recent price changes over the past 90 days
Date Price Change % Change
$29.64 — —

Third-Party Seller Pricing

7 records

Third-Party Sellers prices have ranged from $29.64 (Nov 13) to $29.64 (Nov 13) over the past 90 days. Current price is close to the 90-day average of $29.64.

Third-party seller price history for (3 pack) Super Tech Diesel Exhaust Fluid (DEF), 2.5 gal showing recent price changes
Date Price Change % Change
$29.64 $+0.00 +0.0%
$29.64 $+0.00 +0.0%
$29.64 $+0.00 +0.0%
$29.64 $+0.00 +0.0%
$29.64 $+0.00 +0.0%
$29.64 $+0.00 +0.0%
$29.64 — —

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