Well this coupon came just in time for me! I like to throw some injector cleaner in the tank every couple of months. I’m not sure if it actually does anything but it makes me feel better!
STP products start at $1.97 at Walmart
Use the $1.00/1 printable coupon for any STP product under zipcode 30303 and automotive
Final: $.97!
Thanks to My Frugal Adventures via Passion for Savings
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