CVS: Gas-X Deal Gets Even Better November 30, 2010 This post may contain a link to an affiliate. See my disclosure policy for more information. The Gas-X deal at CVS just got even better: $10 ECB wyb $20 in Gas-X products (limit 1) Buy 4 Gas-X Prevention (20 count), $6.29 each (regular price) Total: $25.16 Use the 20% off CVS coupon (will deduct $5.04) Use 4 $4/1 coupons from Coupons.com (you’ll need 4 computers) Pay $4.12 Get back a $10 ECB Final cost: FREE + a $5+ moneymaker! Thanks, Hip2Save!