Engineering Solutions Since 1967 
With Tufoil Oil Additives You Will:
Run more efficiently.
Cut friction and wear.
Get easier cold starts for gas and diesel engines.
Tufoil Success Stories
My 6 cyl 1994 Jeep Grand Cherokee has just past the 273,000 mile mark. I have been using Tufoil in the engine along with Mobil one synthetic oil since I purchased the Jeep. I religiously change oil and filter every 10,000 miles. I have never had to add oil between oil changes. I used Tufoil (...)
J.S
New Jersey