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 Package) and based on the success of your products in my other vehicles! 1997 Toyota Avalon, 1991 Mercedes 420SEL, 1988 Cadillac 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 made me forget the pump. Suggestions for a new pump? -- Peter P. via Amazon (Verified Purchase)
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. – Wolcott, CT
Hi, After 2000 miles my 2010 BMW 550i it runs better, no engine noise and 2-3 more MPG. Thanks ! -- Stephen K.
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 223,000 hard miles. Added CERMA and gas mileage has increased and harmonics are much better. Love to drive my car more than ever. Read more
1st attempt to test this Cerma engine treatment on my 01 Accord V6 - org 68,000mi on SEP-02 2015. Brand new Mobile 1 full synthetic oil w/ Honda genuine filter before engine treatment applied, this accord runs avg mpg 18 / 24. Engine seems quieter after 80+ miles on the road. -- Read more
YOUR ENGINE TREATMENT IS THE BEST VALUE FOR THE MONEY AVAILABLE IN THIS OR ANY OTHER WORLD. IT WORKED SO WELL ON MY INCURABLE INTEGRA ENGINE, I ALMOST CONSIDER IT PROOF THAT WE HAVE ALIEN TECHNOLOGY. --Peter V. (Post 1 via order notes - 04/02/2011)
THIS IS ONE OF THE GREATEST Read more
Amazing!! This stuff really works as described and then some. I used it three 2015 GMCs (Denali 1500, Denali 2500, and Yukon XL). Smoothed out the idles , don't even know they were running, More responsive, and most importantly no lifter noise when you start them up first thing Read more
I put it in the engine oil and transmission. Transmission stopped slipping on very first drive home from work. I could not believe it!
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 then a brand new engine in any car found on the lot..." according to the service technician who worked on the car.
8/14/14 Read more
I never bother writing reviews, however, this product is FANTASTIC!! 560 SEC Benz with 113k miles, about 30k since valves...UNBELIEVABLE!! Cold start on 1st turn of starter EVERY time, not the 4-6 turns... After the results with oil treatment, did tranny, power steering and fuel Read more
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 saved. I also used Cerma in my 2000 Dodge Caravan SE; Fuel mileage went up from 245 miles per full tank to 350 miles now. Lastly, Read more
My Cerma Story #1) Treated a Chevy a week ago. Someone very close to me, I cannot disclose who, got out of the car today and removed some items from the back seat, pressed the all door lock button on the passenger side and went into a client’s office for an hour.  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 for months. I put Ii t in the bike today and within an hour I noticed it working. Wish I hadn’t waited so long. What have you Read more
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 my car he said that indeed it would. I ordered one bottle of the Cerma Engine Treatment and used it in my car for approximately Read more
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 my Mercedes Benz '91 560 SEC (113k miles) 4 weeks ago with Cerma engine, transmission, power steering and fuel treatment and can report Read more
I wanted to report your product results for my 2009 Kia Optima with 35k miles. I added a bottle to the automatic transmission and have experienced a much smoother shifting pattern. Otherwise not much to report.
I added one bottle to the engine oil and have noticed Read more
I've already used Cerma STM-3 Engine Treatment on 1 vehicle and plan to use this shipment to do a second. Great product, great support. I love this product, and keep buying it when I discover a friend or acquaintance who needs it too. Thanks! – Stephen Wild Post 2 (04/13/2012, Read more
Thank you John,
It was a pleasure speaking to you on behalf of your additives.I was amazed and I'm still smiling and overwhelmed with its results. Sir it’s not every day that actual owner and inventor takes the time to speak to common folks as myself. John you made me a believer Read more
I've tried them all and Cerma is by far the best product on the market! Better fuel economy, my engine runs smother and quieter than when I had it rebuilt, you can feel the increased power through out the power curve and I fill up less than I deed prior to treating my engine and am 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 the rounds I accidentally brushed the barrel of my gun with my forearm and instinctively pulled it away so not to get burned. 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 in our household and have noticed a smoother sound to the engine as well as increased gas mileage on each tank at least getting Read more
Great product, Works as advertised! Used on 4 cylinder WV Passat 2001 (Diesel) and 2011 Kia Forte (Gasoline). After treating the engines with this product and driving 30 miles the cars became quieter. In addition, the engine's operating temperature decreased and after couple of months Read more
I just wanted to tell you about my Volvo semi that I drive. It is a 2015 Volvo Day Cab with A/T. It now has 39,500 miles on it. I treated it at about 10K and fuel economy increased even though it was a new truck to about 4/10 mile per gallon. When the oil was changed by the company 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 this stuff! --Ethan M. via Facebook
My fiat now runs like a 6cyl. Boy has it got power. It now beats lots of 6cyl. I did my engine using EVO oil and fuel treatment. -- Bill D.
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. I also put 2 oz in the transmission. The transmission was shifting rough and had a slight leak. After adding the Cerma STM-3 Read more