This Post May Contain Affiliate Links. Please See Our Disclosure Policy Here. Propane Gas Coupons & Rebates | Save $2-3 Share Pin There are 2 ways to save on Propane Gas right now: You can print this $2 Propane Gas Coupon and save $2 off any AmeriGas Cylinder Exchange. Or Walgreens is offering a $3 Mail In Rebate on any Blue Rhino Propane Gas Tank. Plus, don’t miss all the rest of the Printable Coupons and Walgreens Deals.