A best bet is the
Febreze Car Vent Clips Air Freshener 2-Pack in New Car for $3.94 before the above discounts, . That's $1 under our mention from a month ago and the lowest total price we could find by $7. (It's also $2 less than you'd pay at your local Walmart.)
$2.74 with free shipping after
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Note: This item is part of Amazon's "Add-on program"; it can only be purchased with an order of $25 or more.