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Bar's Leaks is an online company. Based on 26 reviews on TrustPlane, it has an average rating of 4.2 out of 5 stars. Last reviewed January 28, 2026.
your head gasket fix is great it has worked every time I have used it; I have had in a car of mine for five years or better and still doing great an questions you can contact me at 828-289-4597 thanks
Well so far we believe it has solved our problem. Thank you so much. Fuel exhaust systems cleaner.
bars leaks is a great product and i would recomend it
I purchased the Bars leaks for my oil seals and it worked great .. I was skeptic at first till it actually worked.Thank you Bars leaks..
Your product work very well , I had a leak, I put the sealer in My jack it hasn't leaked yet.
I used the rear main seal repair, and it lasted me another 15k miles!!!
I use stop bars leak on my floor jack. Eventually it slow down almost nothing. I will continue to use it on my floor or other hydraulic jack.
it fix may problem guick and easy .
This product works really good. I recommend it for everybody to use it.
I'm not paid to say this I'm just a regular guy but I want to let people know because I wasted a lot of money and buying other crap that didn't work now I promise you that this stuff is amazing and the liquid copper did something I didn't think it's even possible I literally had so much residue from like when your heater core goes out and your windshield starts fogging up I had to wipe my windshield going down the road constantly cuz I couldn't see out my window steam was coming out of my vents I put a new rubber plug in my freeze plug it was behind the motor mount and I did not want to have to take out of a heart again it was pouring out and I mean a gallon less than a minute no exaggeration try K seal tried some other crap I can't remember the darn name of it and that stuff seems like it came out faster than the water did nothing I put this copper stuff in it was less than a minute I did it in the auto parts parking lot and it stopped I mean literally that fast and so far it's been perfect no more windshield fogging up no more steam coming out of my vents this product I promise you guys for what it did for me out of freeze plugs leaking and everything else I don't know if my head gasket or what was back cuz my windshield I mean I couldn't see out the darn thing it stopped everything I promise you I'll put my money where my mouth is I know for a fact this one right here the black seal copper works for what I had I don't know about no bigger hole or something like that but I know leaking out of the freeze plug and I mean leaking pouring I shouldn't say leaking pouring I don't know how it stopped it I don't know how it blows my mind and I feel I should take the time to let people know because to save you a lot of money I paid $30 just for the K-seal I was going to try to get my money back but you got to fill out a form and all this other bull crap yeah I just said write it off and I didn't even pay attention if I get my money back on the other stuff save your money just get this stuff okay I promise you if you got the same time I had or have it'll blow your mind I bought two bottles of it I thought I had to put two bottles of it in there and I got another whole bottle of dirt and it's so much cheaper I think I'm going to pay like eight bucks for it it was $12.99 at AutoZone and they match Walmart's price of $7.99 or something like that and what I paid for the other stuff I don't get it it's a no-brainer I didn't know so I'm trying to let people know as best as I can to help more people out this stuff works use this this is no advertising crap I'm being a straight up person I got a 2000 GMC Jimmy with 258,000 Mi on it and she ain't looking to drop I was carrying a 5 gallon bucket to not carry nothing matter of fact I was only using water and I got antifreeze in here now I got to figure out how to get antifreeze in here without having to drain out any of the water because it's not losing any not even in my overflow granted I plan on training some out catching it getting pure antifreeze and then mixing it 50/50 but that's supposed to show you how good this stuff is
It fix my problem, quick and easy
Was not happy product was way over priced it did not work pepper worked better but still ended up getting a new radiator would not waste my time or money on it again
Their product is not work do not waste your money on this radiator stop leak does not work
got a 1938 allis challmer cracked block and head that leaked put in new head gasket put in coolant and it dripped out of my oilpan and when i turned the motor over ofter sitting blow coolant out no. 1 & 2 cylanders putbars leak head seal in and it worked very well no more in oil or exaust thank you very much
I used bar's products before and got the same experience, great! The products are worth the money.
Barsleaks Oil Seal works great on my 1986 Chevy pickup truck. It really solved my problem of rear main oil seal leak,
It was great !!!
used on a ford 2000 tractor great stopped leak
The instructions were easy to follow. The product dealer was supposed to do. It sealed the leaking head gasket in a short amount of time. Keep up the good work making Superior Products
not to savy on computer, they have no access for their rebate form so i call thier 1800 heck no number,being hard of hearing nand a bangladesh thank you very much accent.i ask for someone that actually speaks english,after reluctace the man finally agrees,then tells me i will have to wait again for someone else or use him. personaly i took that as a threat. 50 years i have used bars leak, NEVER EVER AGAIN!
According to TrustPlane, Bar's Leaks has a 4.2/5 rating based on 26 verified reviews as of April 2026. Source: trustplane.app/company/barsleaks-com
