Thats funny I saw it too and I was thinking the same thing....How did they get a 5.5HP gain? I didn't think plugs made that much of a difference....and supposedly a gas gain too? I'm skepticspdrcrj said:I did a search and came up with nothing on these plugs. I just watched Horsepower TV and they did a dyno test with these E3's. They made 5.5 hp and used less fuel. Anyone have any experience with these?
Yellow venom said:I am going to be using these E364 plugs when I get my engine back in. The price is very reasonable too.
Ironhead said:i put e3 in my sled ,,,cant tell any diff ,,if there is a diff its too small to feel it ,,,but truck runs fine on them ,,,i might pull one soon just to see what it looks like after running it
SHU-DOG said:Any word on these plugs.
WAIT
I thought we needed the E3-58???????
Anyone have these an tried them??
Changing the oil and plugs this week at some time.
Thanks
SHU