DON’T WAIT UNTIL IT’S TOO LATE!
Test Your Old or Stored Diesel Fuel Now

Deluxe Test Kit — Fuel Clarity + Bacteria/Algae Detection
Perfect for Boats • Generators • Fuel Over 1 Year Old
ORDER NOW — PROTECT YOUR ENGINE
Why Test Your Diesel Fuel?
Old, stored diesel degrades quickly. Water, sludge, and bacteria can destroy injectors, pumps, and engines — costing you thousands.
Deluxe Fuel Test Kit – Only $35.95
Includes One of Each:
- Fuel Clarity Test (FCT) – Instantly detects water & suspended solids
- Bacteria / Algae Test (DS-1) – Detects harmful microbes in 24–48 hours
Works with clear AND red-dyed diesel
How It Works
Fuel Clarity Test
Pour sample into jar. If all indicator lines are visible = PASS.
If lines disappear = FAIL (contaminated).
Bacteria/Algae Test
Dip test paddle in fuel → wait 24–48 hrs.
Any growth = contaminated fuel.
Simple & Fast
No lab required. Results in minutes to 2 days. Field-ready for boats, generators, and storage tanks.
Protect Your Investment
- Detects water & contaminants instantly
- Identifies harmful bacteria/algae growth
- Simple pass/fail results — no guesswork
- Prevents costly engine repairs
- Ideal for long-term stored fuel
AVOID COSTLY REPAIRS & ENGINE DAMAGE!
Questions? Call 530-613-2150 • Email sales@dieselcraft.com
Product Page: https://dieselcraft.com/test-for-old-diesel-fuel-contamination/
© 2026 Dieselcraft • All Rights Reserved • Made for serious diesel owners

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