The front pipes are strictly off road use only. Manufactured in 304 stainless they save 18.9lbs over the standard items by removing heavy cats and mufflers. These are going to be loud.
-Fits: Nissan GTR CBA-R35 2007/12 ENGINE:VR38DETT
-MAIN PIPE: SUS 304 1.0mm width / Spec: 60.5mm > 80mm W
-LAYOUT: 2-1 Type
-WEIGHT: 11lb / OEM weight is 29.9lbs / Save 18.9lbs over stock
-For Competition Use