Best product yet. I am a contractor. I put a lot of miles on my trucks -- about 500,000 on one truck that I bought brand new 4 years ago. I put in Cerma Read more

I put Cerma Trans in and have noticed the trans shifts better and the temp gauge is reading cooler.

– Drew (10/25/2012, 09:35 PM)

In my application, 1991 BMW 750i 5.0L 12 cylinder, I was mainly trying to correct annoying hydraulic lifter noise without having to replace any lifters. 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

I think we performed a pretty significant experiment with your product today. My training officer did not return to the office but I will get more information Read more

I was your biggest skeptic. I bought the Cerma Engine Treatment because of how passionate you were about the product. It has been sitting on my toolbox 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

So here we are at 50,000 miles. Picture here is the cleanest intake valves ever seen on a GDI motor, by two EQUUS techs with 35 years experience between Read more

Reposted from http://www.amazon.com/Cerma-Gas-Ceramic-Engine-Treatment/dp/B00AZONLUC/ By Brad on February 25, 2015

This is the best stuff I've ever Read more

Well its finally complete,.. my VT has been engine treated, 6000 mi. ran in, and turbo treated, 6500 miles ran in. 7500 mi. can around, the "carrier" Motul Read more

I am amazed at this product. I put Cerma STM-3 in my 2009 subaru imprezza and went from 33 mpg hwy. to 38 hwy! the engine seems to be so smooth you can't Read more

I treated my 1998 Dodge Diesel Pickup with 6 oz Cerma Engine| Treatment and the engine smoothed up and has much more power. I am very satisfied with this. Read more

9/10/2015:
Hi, Just wanted let you know about the incredible results experienced with your Auto Transmission Treatment. I had already used the Engine Read more

Cerma lubrication is an advanced metal treatment that works great to reduce heat and friction in engines , drive trains and A/C compressors. The engines, Read more

Unbelievable MPG increase!! My new 2015 subaru outback 3000 miles had 27.4 miles per gallon. I added this to the oil chamber under the hood, reved the Read more

Cerma makes everything run smoother. I was skeptical of Cerma at first, but decided to try it. For example, my wife owns a 2000 Jeep Wrangler. When 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

I purchased a 1996 Jeep Grand Cherokee with 196,000 miles on it. The transmission was beginning to act up after a couple of months driving the vehicle. Read more

I tried Cerma in my truck first and after 1 1/2 months my gas mileage went up by 3 mpg . My 2006 Jeep Grand Cherokee 3.7 L went from 14 mpg to 17 mpg 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

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

Hi John. I decided to try Cerma and my first use was in my daughter's 2002 Mazda Tribute with about 100,000 kms on it. It was running a bit rough and Read more

CERMA is the real deal! If you follow the instructions after applying product to your oil, you will notice less noise, better fuel economy, about 1.5 Read more

Engine Treatment: Added CERMA and gas mileage has increased and harmonics are much better. Love to drive my car more than ever. Bought a car with over Read more

Hullo John,
I bought 1 bottle of Cerma STM-3 Engine Treatment and 1 bottle of Cerma STM-3 Automatic Transmission Treatment from you in May 2008. I treated Read more

CERMA changed my old engine with 225,000 miles to a NEW engine with a power never seen. When I received the package, i opened it and i was suprised seeing Read more