Granatelli 306522D Features:

Exhaust cutouts are not a new invention. In fact, they've probably been around as long as mufflers have, because there always seems to be a time when you wish your exhaust was a little louder. Either at the track or just driving around, easily open up your exhaust. Granatelli Motor Sports offers Mild steel or Stainless and are available in round and oval in certa in sizes.

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART