Rated 4.7 out of 5 by 6
Rated 5 out of 5 by Shawky Very efficient and good product
I always buy valvoline products oil, valve cleaner for its best performance
September 10, 2016
Rated 5 out of 5 by Rado2006 Great Products
Cleans Very Well ,Got The Job Done
August 23, 2016
Rated 4 out of 5 by RevCarson Product was effective!
Pouring the solution to my gas tank helped improve the car's engine performance!
August 18, 2015
Rated 5 out of 5 by Larry55 very good
August 17, 2015
Rated 4 out of 5 by BlackWings Great for high milege vehicles.
Added to tank before fuel-up and following air filter change. Definite improvement in power and acceleration on my 132,000 mi. 3.0, V-6. I've always had confidence in Valvoline products.
August 11, 2015
Rated 5 out of 5 by FRSS396 INJECTOR CLEANER
AWESOME PRODUCT AT A GREAT PRICE
February 17, 2015