I have been using Cerma products for close to two years now in my all my vehicles, tractors, excavator and dump truck. I am totally impressed with all Read more

Cerma Gun Lube. I followed the instructions as directed. I shot a 30 round magazine as fast as I could pull the trigger out of my AR-15. After shooting Read more

Update: My 2004 TC now has 349,000 miles. At 288,000. It was using a qt of oil every 500 miles now it uses a qt at 4,000. This van has another 100,000 Read more

When I first went to use this product, I was a bit skeptical, I had an issue with my truck starting. I had tried every chemical to run through the gas Read more

Hi,
Well I have been using Cerma in my 2002 Toyota RAV-4 with 130,000kms.
And what a difference, my gas mileage has improved 15-20% avg, the engine has Read more

GREAT product I use CERMA in EVERYTHING from my TORO push mower to both my Chevrolet vehicles with GREATLY improved gas mileage & lawn mower that runs Read more

Thanks a lot for explaining in detail how Cerma STM-3 works. I'm going to purchase & use one. My vehicle uses 5W-20 engine oil. Its engine has a Multi-Displacement Read more

Thank you Cerma! The day I put Cerma in my engine it smoothed out my choppy idle at 800rpm. And even today it is still getting 5.5mpg to 6.0 mpg driving Read more

I am writing you today to let you know how pleased I am with your product (Cerma). I have seen many products make many claims and usually there is a lot Read more

My car has a 1993 mustang motor and 5 speed transmission in a 1993 miata. I put both the engine additive and the gas treatment in the car at nearly the Read more

I recently stopped in at my local gas station to fill up like I do twice a week when I met the attendant (Ken Briscoe). We got to talking passing time Read more

I am a journeyman machinist/machinery mechanic automotive enthusiasts with 40 years of formal and trade experience.presently I am rebuilding/upgrading Read more

What the ......, this stuff actually works!
Here's the story...1990 Mitsubishi Montero that I bought new. First it was the unofficial Cheerleading Team Read more

Hello Jim,

I would like to thank you for introducing me to Cerma and to such a quality product.

I am a certified Automotive Service Excellence  Read more

Dear Great Cerma Product, I have just used the transmission and engine treatment. So Far So Good. I notice an improvement with the transmission, and the Read more

Hello,
Just want to let you know of the positive results I have had so far: 2300 miles since Cerma was added to crankcase; oil consumption has been cut Read more

Vehicle: 2005 Chrysler Sebring with 54,000 miles.
Product Used: Cerma Engine, Cerma Transmission, and Cerma Blue Ice
Was skeptical despite enthusiastic Read more

I bought a bottle of Cerma on the recommendation of a friend at work. My 2001 Pontiac Formula had a lifter tick that I was hoping to get rid of. After Read more

This stuff is crazy good although I need to replace injection pump on my Mack 350. This product made the truck run the best it has done for a year. Almost Read more

I put Cerma Engine Treatment into our 1987 Suzuki Samurai. It completely smoothed out the idle, and improved our gas mileage by about 18% right away! Love Read more

Would recommend this to anybody who is looking to keep their engine long lasting no matter how many miles is on it. Already used on three of the four cars Read more

We have used Cerma in a gear box which is 1 of 2 identical units. The one
we treated was initially running 60 decrees hotter than the other one. We want Read more

8/27/14 - FYI! I had my car at the dealer this morning for a recall service appt. My 2011 Fusion with 81k miles on the 2.5L 4 cyl duratec engine was "quieter Read more

I was a skeptic, but when I added the Cerma Engine Oil Treatment to my Yanmar, the change was amazing! Within 20 minutes the engine smoothed out, became Read more

I added the Cerma to the engine (7.3L IH diesel) and power steering box but not yet to the rest of the drive train. When I first put my foot on the gas, Read more

Update: 4/23/15: Rocket fuel. Just wanted to say that I have now treated all three of our autos with the Engine, trans, and power steering treatments Read more