I don't use one but I have seen dyno reports that the Hot Rod VP-44 will add 40-50 hp with no other changes.
RJ

 

here's a the cheapest fuel gauge that I have found, this guy also has the bango bolt and ball value that is needed to hook it up. If you don't like the plastic line you can replace it with copper and all for around 60 bucks they don't recamend fuel in the cab, but it's the cheapest http://cgi.ebay.com/ebaymotors/ws/e..._Pr4_PcY_BIN_IT

 

Heres the cheapest one Ive found:http://www.dieselmanor.com/dipricol/...vreduction.asp

$19.16 for a FP guage....

 

I was on Blue chips website they had some interesting things to say about the VP44.

 

Blue Chip Diesel Performance??

http://www.bluechipdiesel.com/faq.html

 

yes sir.


Edit to remove infomercial for a non-site advertising vendor