The Spec Street exhaust is made up of a 304 stainless steel main pipe section and an inconel rear muffler section for a weight saving of 17.4 lbs overall. The sound levels come in at 90dB wearing standard front pipes or 98dB with optional aftermarket front pipes.
-Fits: Nissan GTR CBA-R35 2007/12~ ENGINE:VR38DETT
-MAIN PIPE: SUS 304 1.0mm width Spec: 80mm > 60.5mm Dual
-TAIL END: INCONEL Outer Diameter 100mm (Left/Right Dual) -WEIGHT: 24lbs (OEM weight 41.4lbs with tailend pieces 7.7lbs) Saves 17.4lbs over stock. -dB Tone: 90db (with Optional front pipe installed 98db)