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Your cart is empty.Find out immediately if your diesel fuel is fresh, marginal, bad or contaminated with Diesel Mechanic In A Bottle 4 in 1 Test Swabs from B3C Fuel Solutions. In 3 minutes, the diagnostic tool helps you identify oxidation, water contamination, rust and scale, and sludge/asphaltenes - all indicators of possible water performance hits and other contaminants, filter filters plugged particles, dirty injectors, frozen or gelled fuel filters, injector pump failures, and fuel filter sludge. Diesel fuel tester.
USMC Turtle
Reviewed in the United States on June 30, 2023
No where in the product description does it indicate that this does not work with off-road diesel. Followed the instructions for testing, and only noticed the information on dyed off-road diesel when I moved the swabs around for test color comparison. Now Iām out $25 bucks!
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