My new HPS post MAF tubes installed

Originally Posted by Pelican170

Of course I cant find the thread of where that person had the dyno for the 12 whp gain... I know I saw it somewhere..

Originally Posted by Jordo!

Check out the Proven Power dyno thread -- I added the tubes after TP's and K&N panel filters and picked up another 3-5 whp here and there.

I'd say high flow panel filters plus tubes are worth it. Good bang for the buck as compared to the pricey intakes that don't seem to perform any better.

Originally Posted by import111

Still waiting to see what these do with a Z that already has catback and HFC/TP's as generally there are diminishing returns the more you do to these cars.