https://itwgbpromotions.com/Promotion

Get FREE Black Magic Wheel and Tire Cleaner after Rebate! Receive a rebate up to $7.99* (excluding sales tax) on ONE qualifying Black Magic product purchased at AutoZone stores on or between March 22, 2019 and March 31, 2019, while retail supplies last; one rebate offer per household.
To receive rebate by mail, you must complete an online rebate form and upload a copy of the AutoZone dated register receipt indicating the purchase of one of the following products during the promotion period:

BM Intense Wheel & Tire Cleaner (Item# 120110)
BM Bleche-Wite Tire Cleaner Aerosol (Item# 120139)
BM Tire Protectant UV Guard (Item# 120011)

*Receive purchase price up to $7.99 (excluding sales tax) back by mail.