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Invidia [15-21 WRX/STI] N1 Cat Back Exhaust Titanium Tip | HS15SW4GTT
For a good balance of price and performance, Invidia offers the motorsports enthusiasts a strong line-up of Invidia N1 Exhausts that are 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. Specs: Piping ID: 76mm Piping Material: 304 Stainless Steel Piping Taper: No Silencer Included: Yes Tip Shape: Round Tip Size: 101mm Note: Are you using a stock j pipe or downpipe? If yes, the GrimmSpeed Subaru Stock DP to Aftermarket 3 in. Catback Adapter p/n 077046, is required.