I have used this product for years on my Mercury Mountaineer have over 230,00 miles and helps with power and is highly recommended by Leon Kaplan the one and only motor man.
Pros
I am happy with the product!
Cons
There are no clear instructions on how to use the product
I HAVE USED THIS PRODUCT. I HAVE NOTICE BETTER GAS MILEAGE AND SMOOTHER PERFORMANCE OFF THE GATE.I WOULD RECOMMEND THS PRODUCT. I WILL BUY MORE IN THE FUTURE