WebYes! When used regularly, fuel system cleaners can help work to remove harmful deposits and keep new ones from forming. They are especially important for engines running on gasoline containing Ethanol and fuel-injected engines. Web15 Feb 2024 · 1985 was not direct injection. H. HalfGerman Go Kart Newbie. Location NH Car(s) 2024 Golf R Feb 15, 2024 #10 Of course it wasn't DI on my '85. There can still be carbon build up on non-DI cars. jimlloyd40 Autocross Champion. Location Phoenix Car(s) 2024 SE DSG Feb 15, 2024

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WebSTP Super Concentrated Fuel Injector Cleaner contains concentrated detergents that help dissolve and remove harmful carbon, gum, and varnish deposits on fuel injectors. Without … Web20 Aug 2024 · STP Direct Injection Fuel Injector Cleaner is a PEA based high performance formula scientifically engineered to dissolve hardened deposits that accumulate on injectors in vehicles with Direct Injection systems. Without cleaning, deposits can lead to hard starts, lost acceleration and rough idling. e moj druže beogradski

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Web18 Jun 2016 · Direct Injection is here to stay and carbon buildup on the valves is always going to be an issue especially with the oil vapors from the engine being routed through the intake system. As long as these cleanings are done roughly every 25k miles you will never have a problem. Ordered 6/16/16: 2016 Z71 White CC LB 2WD Duramax ... Web9 Apr 2024 · The Best Direct Injection Cleaner Reviews & Buyers Guide in 2024. If you look at the facts of car & engine maintenance, it's difficult to imagine why your car would be … Web26 Aug 2024 · Direct-injected engines differ from standard, or manifold-injected, engines by squirting gasoline directly into the engine's combustion chamber rather than spraying it in … e moj druze beogradski