Originally Posted by roy'sz

I do have the ark hfc's with my grip style exhaust. Dude it is AMAZING!!! Their is a significant increase in drone but in my opinion it isn't that annoying or loud to the point that i don't like it. When im feathering the gas and letting it slowly climb in rev's it just sounds sexy!!!! I was doing 60 next to the center divider on the freeway and kicked into 3rd and let it rip....sounds like a damn race car...LOVE IT! I have a vid posted for after hfc install.