Invidia N1 60mm Dual Catback Exhaust Titanium Tip For Scion FR S & for Invidia N1 vs Invidia Q300 Scion FRS and Subaru BRZ YouTube Invidia 60mm Overpipe for Scion FRS Subaru BRZ (HS12SSTOPP Cat back INVIDIA N1 Subaru BRZ et toyota GT86 Stef Design Scion FRS Invidia N1 catback Exhaust (cold start) YouTube Invidia N1 with silencer on a BRZ FRS GT86 YouTube. Description: N1 Exhaust Piping: 60mm Tip: 101mm Tip Style: Single Layer SS For a good balance of price and performance, Invidia offers the motorsport enthusiasts a strong line up of Invidia N1 Exhausts. Each Invidia Exhaust is constructed with high quality SUS304 Stainless Steel, CNC machined flanges, and manufactured with a polished finish. Each system features mandrel bent stainless steel piping for maximum exhaust flow and reduced back pressure. These exhausts are engineered to produce strong mid to top end power gains, as well as an increase in horsepower and torque.