Purchase and test.
Post results.
Get "I told you so" relpies...

 

They work only when used with a race set of muffler barings. I have a set for sale if you need.
[sm=joke.gif]
I wouldn't waste my money.

 

How much for the bearings? I could use some

 

Only buy it if you can afford to put 3 or 4 tornadoes on at the same time. Then you'll see a 75-80 HP increase for sure. If you're still not getting the power you want after that, add some neon underglow; that'll do the trick.

 

It's all about air in, air out.
If you just install one in your intake you'll not see any significant gains.
You need to install one in your tailpipe.
Double that if you have dual exhaust.

 

I foolishly bought one of these things before I started reading the forum. Thank goodness I saved my receipt so I could return the damn thing. Almost as bad as the ebay superchip.

 

(sarcasm starts) hey man i got one of those works great, adds like 35 horses. i love it. great investment.(sarcasm ends)

 

They work perfectly. They do exactly what they are intended to do. Separate people from their money.