A local trade newspaper had a big front page article about them. They interviewed the head of the co. They showed dyno tests the should a significant increase in torque & hp. I just put new plugs in my HHR & the rest of my vehicles I don't hardly put on any miles. So I'm not going to try them.


They say money can't buy happiness. It can buy old Chevy trucks though. Same thing.
1972 Chevy c10 Cheyenne Super
In the Gallery Forum