Sometimes pour-in fuel injector cleaner works to smooth out a mildly rough idle But the kind of injector cleaner you pour into your tank isn’t strong enough to clean stubborn clogged fuel injectors. For that you need either a professional fuel injector cleaning or even new injectors. How does pour-in fuel injector cleaner work? The best pour-in style fuel injector cleaners are formulated with polyether amines (PEA) or Poly isobutene amine (PIBA). Brands like Chevron Techron, RedLine Fuel System Cleaner and Gummout with P.E.A are the top brands and contain … Read More
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