Mothers 07240 California Gold Clay Bar System $10.10+tax AC + 15% S&S

https://www.amazon.com/Mothers-07…B0002U2V1Y
The current S&S price is $12.10 (with 5 items min/15% discount)
$2 coupon available makes it $10.10
I’ve never used it personally, but the reviews seem to be great.