• Cerma STM-3
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  • Cerma Motor Oil
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  • Cerma Blue Ice
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Just prior to winter in 2012, I used 1/3 an ounce of Cerma engine treatment in my 1999 Craftsman snow blower. In the past it was necessary to have the Read more

Darrell Hails 1999 Craftsman 5 H.P., 22 inch Dual Stage Snow Blower, Model C950-52105-1 Thursday, October 31, 2013
2005 Chrysler Sebring

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

Don S. 2005 Chrysler Sebring Saturday, July 18, 2015
1987 Suzuki Samurai

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

Ethan M. via Facebook 1987 Suzuki Samurai Friday, June 10, 2016

Bought it used in February, added the motor treatment as I left the dealer. Have averaged 41mpg since I bought it, 18% improvement over the highway rating Read more

Mitch Jewett 2016 Toyota Camry LE 4 cylinder Thursday, August 9, 2018
Ford F150

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

Colt J. Ford F150 Wednesday, January 29, 2014
Mercedes Benz '91 560 SEC

CERMA IS THE REAL DEAL!!

I heard about Cerma oil treatment from a friend who had amazing results with a sluggish high-mile Acura minivan. I treated Read more

Patrick M. Mercedes Benz '91 560 SEC Monday, April 6, 2015

My name is ECS, i was introduced to your product by a friend. I spoke with John your technical analyst and asked him if this would be a good product for Read more

Ernest Strong VW Tuesday, December 6, 2011
Toyota RAV-4

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

Nick 2002 Toyota RAV-4 Tuesday, August 31, 2010
2010 BMW 550i

Hi, After 2000 miles my 2010 BMW 550i it runs better, no engine noise and 2-3 more MPG. Thanks ! -- Stephen K.

Steven K. 2010 BMW 550i Tuesday, March 8, 2016

6/3/2015: John, I have been using the Cerma Evo grade oil in my 2012 Prius for over a year now an was thrilled to get 53-54 miles to the gallon. Recently, Read more

Steve A. (Cincinnati) 2012 Prius (58 MPG) Wednesday, June 3, 2015
Subaru Legacy 1997 Wagon

I have purchased 2oz of CERMA engine treatment with STM-3 and got a free 2oz of Fuel Treatment. Thank you for the gift! Vehicle is: Subaru Legacy 1997 Read more

Ivo K. Subaru Legacy 1997 Wagon Tuesday, September 1, 2015

Before using Cerma, this car, a work car with 160K miles, would jerk every time it changed gears when you drive and the water temperature would be pointed Read more

Tuan H. 2002 Honda Accord EX V6 Tuesday, July 19, 2016
1998 Dodge Diesel Pickup

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

Charles Penner 1998 Dodge Diesel Pickup Wednesday, February 29, 2012
Cerma Attends Auto Fest with Josh Borne

For a freestyle stunt rider, "heat is the biggest problem for bikes”. "Took me some time to test the product in the Kawasaki, but finally was able to Read more

Josh Borne - Professional Freestyle Extreme Athlete Cerma Attends Auto Fest with Josh Borne Monday, November 30, 2015
2006 Jeep Grand Cherokee

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

Seth W. 2006 Jeep Grand Cherokee 3.7 L Tuesday, May 5, 2015
2004 Nissan Maxima

I put both transmission and engine treatment in our Maxima last night,drove about 35 miles. I noticed a smoother running engine right away. Drove another Read more

Sherman J. 2004 Nissan Maxima Monday, June 22, 2015
Lexus IS

John,
I applied the product to my Lexus, and I could tell and real difference in power. If I can get my right foot to cooperate, I bet I’ll see fuel Read more

Dennis B 2007 Lexus IS 350 Friday, November 12, 2010
Bike

Thanks for the emails, i am getting better gas millage in my bike, was at 39 MPG. I am now getting 43 MPG after 300 miles of riding on Cerma! --Greg J. Read more

Greg J. Saturday, June 25, 2016
Veloster

I'm only 2 days into the treatment with 22k miles on the odo only 100 miles driven since treated and already noticing a big difference when driving it Read more

Sly4c Veloster Turbo Tuesday, February 23, 2016

I have been using Mobil 1, Shell Helix, Castrol Edge, and now Cerma (Cerma is the best motor oil I have ever used) At first I thought it was my engines Read more

Richard Mercedes SL500 12 Cylinder and Audi R8 8 Cylinder Tuesday, April 23, 2013
Chevy Camarom RS

I put it in the engine oil and transmission. Transmission stopped slipping on very first drive home from work. I could not believe it!

Anonymous 1991 Chevy Camarom RS with 213,000 miles on it Saturday, July 31, 2010
Ford Escape

We drive a 2005 Ford Escape that we leased new. The sticker for mileage said 19 city 22 hwy and we got an average of 20.5. We tried the cerma with stm3 Read more

Mike and Dea Shoars 2005 Ford Escape Saturday, March 8, 2008
2002 Toyota Sienna Minivan

I used Cerma STM-3 Engine Treatment in my 2002 Toyota Sienna Minivan; Fuel mileage went up from 260 mile per tank to 355 miles extremely happy with gas Read more

OKTAY TUZER 2002 Toyota Sienna Minivan Wednesday, March 7, 2012

Purchased a 1990 Buick Reatta with 143,000 miles on it. It runs great and can only run better with the Cerma products I just purchased (Cerma Engine Value Read more

Raul Y. 1990 Buick Reatta Friday, June 10, 2016

Wanted to update on the Lancer. We are 2k miles into the cerma max 5w40 oil and I pulled the dipstick... No joke it looks like I just did the oil change. Read more

Turbomatte Mitsubishi Lancer Thursday, June 12, 2014

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

John Flood Chevy Silverado 6.2 Liter Thursday, August 28, 2014
.357 Sig Semi

I used the Cerma foam treatment in the following handguns: .44 revolver, .357 revolver.40 semi, .357 sig semi and AR 15 .223 rifle so far. I am very pleased Read more

Dale W. .44 revolver, .357 revolver.40 semi, .357 sig semi and AR 15 .223 rifle Wednesday, October 7, 2015
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Cerma Blue Ice works in all A/C and Regirgeration...