Chevron Techron Concentrate Plus Complete Fuel System Cleaner 20 oz + Rebate $4

Amazon has Chevron Techron Complete Fuel System Cleaner for $7.99 for 20 oz bottle. https://www.amazon.com/Chevron-Te…00092893E/
ALSO, Chevron has an ongoing $12 rebate that includes purchases at Amazon, brings price down to $4.00 per 20 oz. bottle (for three bottles). https://www.chevronpromotions.com
Amazon Subscribe and Save + Rebate for three bottles brings cost to $3.60 per bottle as well.
QA Note: Must purchase 3 bottles to receive $12 rebate. A single purchase earns a $3 rebate.