208 Comments

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Jeremy Woodcock
Melbourne, AR · a day ago

some of the dumbest post I seen be a real mechanic not a show case on fake stuff you know that isn't going to work with old fouled our plugs that wore down get real

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Matt Robeck
Pace, FL · 22 days ago

Hunter Bidens urine sample

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lazereye mike
Orlando, FL · 2 months ago

ita muriatic acid. it makes people comment and say it's muriatic acid after they read everyone else's comment saying the same thing. but we feel more important when we can feel smart because we said it too.

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Timothy Crete
Rochester, VT · 5 days ago

maybe muratic acid .usually used to clean brick .

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dubayu jayski
Santa Fe, NM · 9 hours ago

9 out of 10 Scoops viewers say it's Muriatic Acid

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Anthony Bryant
Wentzville, MO · a month ago

Im sure that acid costs more than that $3.00 plug.

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Guest
2 months ago

just bye a new plug 😅

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Lawrence Baker
Oklahoma City, OK · 2 months ago

the acid will more than likely compromise the ceramic insulation

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Wayne Randall
Polson, MT · a month ago

didn't look instant to me and it cleaned everything but the carbon out of the gap

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Billy
Bismarck, ND · a month ago

if the tip of the plug is worn you still need to replace the plug

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Michael Vasser
Blue Bell, PA · 2 days ago

plastic

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B P
Dallas, Texas · 2 months ago

And it didnt melt or break the cup.. I was gonna acid but. ?

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Joseph Hauber
Louisville, KY · 4 days ago

Red bull. It gives you spark!

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Carlis Norvell
2 months ago

Where in the world is it easier, cheaper and faster to get this liquid than a new spark plug?

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Matt Murphy
Canton, OH · 7 days ago

why did it not eat the plastic cup

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Ronald
Durham, NC · 7 days ago

hydrochloric acid

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Clarence
Perth Amboy, NJ · 7 days ago

pig,cow and chicken piss

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Ernest Porter
Indianapolis, IN · 2 months ago

asset

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Jimmy Mckeever
Putnam Valley, New York · 18 days ago

I usually just buy new spark plugs ,,, 💁‍♂️🤷‍♂️

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George Laramore
Marianna, FL · 9 days ago

cleans all except where actually needed.

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Michael Stoner
LaFayette, GA · 17 days ago

UTI medicine 😁

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John Grys
Lackawanna, NY · 15 days ago

just buy a new one🤟

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fatigued1
Camp Hill, PA · a month ago

Or you can actually get a new one for under $10

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Mott Hoople
Kansas City, MO · 23 days ago

or you can just go buy a new one for a few dollars.🍷🚬

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Randall
Denver, CO · 20 days ago

It's called sulfuric acid!

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Jeffery Carroll
St Louis, MO · 20 days ago

its HCL/ Etching acid

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Antonio David
Grants Pass, OR · 19 days ago

I think it's vinegar

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Anthony-Theresa Allen
Fair Lawn, NJ · 2 months ago

WTF…how much $ is a new spark plug? 🤷

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Larry Hensley
Lenoir City, TN · a month ago

I’ve always used a grinding wheel with the metal brush on it to clean mine off by the way I just wondered if he had that thing hotter and dammit before I dropped it in that so-called liquid

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He Mail
Kansas City, MO · a month ago

citric acid water and a hot spark plug

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William Klopp
Culver, IN · 22 days ago

idk about new, but I'd like to see it work🤔

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John Armes
Tucson, AZ · 22 days ago

it is hydrochloric acid

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Liberal Tears
Florence, SC · a month ago

The electrode, the working component, is still worn out.

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Coyne-O
Mill Creek, WA · 2 months ago

Muratic acid

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WellWhatHappenedWas,
Houston, TX · 3 months ago

muriatic acid is what's being used,it's very harmful if breathed in. will deteriorate ur lungs.

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Matthew Zale
Beavercreek, OH · 24 days ago

hydrochloric/muriatic not reagent grade definitely diluted probably 1%-10% concentration nitric sulfuric aqua regia inquart silver gold

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Ronald Troy White
Bakersfield, CA · 25 days ago

it's mountain dew original recipe. Good for your system

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John Armes
Tucson, AZ · 22 days ago

you can get the hydrochloric acid at home Depot

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Joseph Greer
Bristol, VA · a month ago

muriatic acid. used to clean concrete tools.

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Robert Torres
Dallas, TX · a month ago

Acid

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Mehdi Aljebory
Fort Worth, TX · 24 days ago

Acid

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Roburta T
Vernal, UT · a month ago

so pop

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Juan Rodriguez
Pacoima, CA · 2 months ago

Mt dew?

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Ronnie Hugh
Chicago, IL · 20 days ago

muratic acid

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Brocko
Washington, DC · 2 months ago

all the cleaning and the point is still burnt down...just buy new plugs this a waste of time you still going to get a missed fire 😅🤣😂

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Ricky A.
Choudrant, LA · a month ago

There’s a small unit which sand blast these plugs got one in my shop been having it since the 70s

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ALIEN @ AREA-51
Pahrump, NV · 2 months ago

just replace the friggin thing. geez.

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Jason Comment
Van Wert, OH · 2 months ago

Liquid, nitrogen or liquid oxygen

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JPapaRox
Lacey, WA · 2 months ago

her should clean his tool

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Phaimany Douan
Cumberland, RI · 18 days ago

not brand new brand used

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Long John Silver Mipopeta
Milwaukee, WI · 18 days ago

thats my U.A it clean everything just like acid

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Dwayne Newton
Murfreesboro, AR · 20 days ago

muriatic acid