$3 Off ONE 5 Quart Jug or FIVE 1 Quart Bottles of Castrol GTX Posted by Harbor Master on 26 June 2017, 8:56 am Tweet Expired Ex. 08-13-17, The Expiration date may depend on when you print it. Print limit is two. Click here to print $3 Off ONE 5 quart jug or FIVE 1 quart bottles of Castrol GTX