Exhaust?

[HUM GOOD]

Originally Posted by tomp

I'd say that the MAF is restricting you more than the CAT is. Go with the Granatelli MAF: 350120-C

http://www.granatellimotorsports.com/gmmaftruck.htm

Change the MAF to the above. I was very surprised by the difference.
Better throttle response and I don't need to push so hard on the pedal to pass someone.

Thanks! For the positve help!