Green Earth Technologies is offering a $26 mail-in rebate when you purchase 5-qt of G-Oil Synthetic Motor Oil at Walmart
Offer is valid through July 24, 2012.
Note, after clicking "Print Limited Time Mail-in Rebate Offer", each rebate is generated with a unique certificate ID and can only be printed once.
Rebate Form
http://www.getg.com/campaigns/request.php?cID=getg120710