Originally Posted by bushisland

Hi There,

I had a Stillen SS Cat-back Dual Exhaust System installed om my Z last fall. Now I am thinking about installing Stillen Gen 2 Long Duals on her.

I know the Gen 3s are better, but I don't want to be removing the front cowling everytime to clean the filters.

Since I am from Canada, the price to get a kit here is almost $1000.00 bucks.

Is it worth the money for any gains on this intake or should I maybe look to having a dyno-Tune done.

Thanks