We may earn a small commission on purchases made through our links.

Find any Amazon.com product's deals and best prices with our free Amazon deal finder and price tracker. Simply paste the product link (URL) or search by name in the box above. You'll get full product information, Deal Score, and all current deals. Shop smarter with the best Amazon deals finder in the USA.

x
Sorry, Something went wrong!
Gasoila

Gasoila Water Finding Paste - Fuel Water Detection Gasoline, Diesel, Kerosene, Petroleum | 2.5 oz Tube | Quick Color Change | Reliable & Easy to Use | Ideal for Fuel Storage Tanks & Non-Ethanol Fuel

✅ In stock
F
Grade
💤 Not a Deal
23.4/100
Current Price
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.
$7.90
Listed $9.99
Save $2.09 21% OFF
Analysis Confidence 100%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Nov 1, 2026 3:28 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.
  • 🏷️A 21% cut from the official retail price adds further appeal.
  • 📉Pricing has not dipped this low in roughly six months, placing this offer among the better deals in that window.
  • ➡️Pricing has held fairly steady, with no strong push in either direction.

How We Scored This Deal

Price Competitiveness 0/28
Recent Value 2.58/22
Market Standing 6.81/20
Deal Strength 10/20
Momentum 4/10

📝 Product Overview

🏪 Sold by Bayou Tool
🚚 Shipping Free Shipping

Product Details

✓Enhanced Formula for Precise Detection – Reformulated Gasoila paste offers improved consistency and vibrant color change, detecting water in gasoline, diesel, kerosene, and petroleum. Reliable for fuel storage tanks and gas cans in extreme temperatures.
✓Instant Color Shift for Quick Results – Mustard yellow paste turns red instantly upon contact with water, providing a fast and accurate indication of water contamination. Easily check fuel quality and protect your engines from potential damage.
✓Mess-Free, User-Friendly Application – Convenient 2.5 oz. plastic tube design minimizes mess compared to traditional metal tubes, making it easy to apply and store. Ideal for frequent use in any fuel maintenance setup, indoors or outdoors.
✓Effective in Harsh Conditions – Gasoila Water Finding Paste is designed to perform in extreme temperature ranges, ensuring reliable detection of water in fuel even in challenging conditions, so you can trust your fuel’s purity.
✓Versatile & Ideal for Non-Ethanol Fuels – Safe for gasoline, diesel, kerosene, and other hydrocarbon-based products, this paste is perfect for a variety of applications. Ideal for those using non-ethanol fuel to prevent water damage.

⚙️ Specifications

‎6.3 x 1.97 x 1.18 inches
‎0.32 ounces
‎Federal Process
‎B00207LS5M
‎WT25
‎August 27, 2010
Product Dimensions
6.3 x 1.97 x 1.18 inches
Item Weight
0.32 ounces
Manufacturer
Federal Process
ASIN
B00207LS5M
Item model number
WT25
Date First Available
August 27, 2010
Best Sellers Rank
See Top 100 in Automotive
‎6.3 x 1.97 x 1.18 inches
‎0.32 ounces
F
$7.90
Check Deal →