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  1. How to Clean O2 Sensors & Catalytic Converters - Berryman Products

    While some people choose to remove them and use a wire brush or an aerosol cleaner to remove deposits, we do not recommend trying to clean O2 sensors. We feel their function is too critical to …

  2. Cleaning O2 Sensor/Catalytic Converter - Berryman Products

    Mar 5, 2015 · The short answer is that our strongest gasoline fuel additive, B-12 Chemtool Total Fuel System Clean-Up (part #2616), and a good tune-up might indirectly solve your problems. The long …

  3. Berryman Products Comparison: Which Should I Purchase for my Vehicle?

    Safe on catalytic converters, O2 sensors & diesel DEF/SCR systems. 1112 – Injector Cleaner Fuel Treatment Specially formulated with H.E.S.T. and detergents focused on cleaning fuel injectors. …

  4. Berryman® Mass Air Flow Sensor Cleaner

    Quickly and safely cleans dirty MAF sensors. Allows ECU to optimize air/fuel ratio for smoother acceleration, greater power, and increased fuel economy. Fast-drying formula was specially …

  5. Catalytic converter cleaning - Berryman Products

    Jan 9, 2017 · I can remove the O2 sensor from the top of my cat. So I was wondering if I could spray some of your carb/ injector cleaner in there to decarbon the catalytic converter. If not do you have a …

  6. Berryman® B-12 and O2 sensors

    Apr 21, 2014 · If you’re referring to a B-12 Chemtool fuel additive, no—there are no true oxygen sensor cleaners that are safe to put through your engine. While some people choose to remove them and …

  7. Berryman® B-12 Chemtool® Total Fuel System Clean-Up

    I was looking for a fuel injector cleaner to treat a rough idle on my 2010 GMC Sierra. There was 30 products to choose from at my auto parts store. I decided to get Berryman’s because it was the only …

  8. What kind of Intake Manifold cleaner to use? - superhonda.com

    Jun 22, 2002 · By the way, some cleaners will indeed clean the intake and throttle body, but the deposits that get loosened don't all combust and may wind-up on your oxygen sensor. If you notice a real …

  9. Will it help clean o2 sensors? - berrymanproducts.com

    Jan 17, 2026 · If you’re referring to a B-12 Chemtool fuel additive, no—there are no true oxygen sensor cleaners that are safe to put through your engine. While some people choose to remove them and …

  10. Cleaning your Mass Air Flow (MAF) Sensor: How & Why

    Like most people, you probably don’t think about your vehicle’s mass air flow sensor very often. Maybe only when it stops working… However, keeping this little device clean is important, as MAF sensors …