Did diesel fuel end up in a gasoline tank by mistake?
If you THINK there is diesel or other contamination in your gasoline tank you need to KNOW for sure or risk engine damage. To be 100% sure of contamination you must send a sample to our lab. We will send you the special shipping container and a package to return the sample to us. Once the lab gets the sample the test is completed and results are emailed to you within 72 hours.

Regularly $99 — Now $89 with FREE SHIPPING
Call us with any questions 530 613 2150 or Email Customer Service

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