A Toyota dealer quoted $174 for a fuel injection service, but can a $15 bottle of Royal Purple do the same job? Do you really ...

We may receive a commission on purchases made from links. Dirty fuel injectors can cause many problems, from minor annoyances like a rough idle or lower gas mileage, to more immediate and pressing ...

Royal Purple Max-Clean is a fuel system treatment that cleans injectors, restores fuel economy and reduces both engine buildup and tailpipe emissions, targeting both the intake system and combustion ...

Inside and out, even work trucks can need a little spring cleaning from time to time. That also includes engine fuel systems. As miles build up, today’s direct-injected engines are especially ...