Pay for a Sample/Update your Card

If you would like to pay for a sample that you have already sent (or are about to send) in, you can do so below. Only use the invoice area if we sent you an actual paper invoice, or an email invoice.

Pay for Oil Analysis

Oil analysis - $30 per sample Add TBN - $10
Gas/Diesel/Transmission Aircraft Marine Industrial

Pay for Invoice / Other Test (Optional, do not include Oil Analysis cost from above)

Please enter the invoice number*:
Please enter a dollar amount:   $
* required if invoice amount is provided.

Comments (optional)

illustration of green paper money with a dollar sign in the middle