I see this product but I have many doubts about that, is that true? or its only crap...

I really appreciate your posts.

See the product at:
http://www.fuelmiser.com/description.shtml

thanks a lot guys...


CHEVROLET 1987 C15 TRUCK
292 ENGINE
PACESETTER HEADERS
DUNLOP 295/50R15 TIRES
AND I LOVE IT