BUY 2, GET 3RD FREE CAR JARS, CAR JAR ULTIMATES AND VENT STICKS ($2.99 - $5.99 VALUE): Offer valid in-stores and online, through 10/31/2017, while supplies last. Cannot be combined with any other offer, promotion, coupon or discount. Excludes previous purchases. Refund(s) from returned items will appear in the discounted amount. Terms are subject to change at any time. Item of least value will be FREE.