Invidia N1 Cat Back Exhaust Single Titanium Tip Subaru WRX / STI 2015-2021 | HS15SW4GTT vendor_King Engine Bearings yet a very strong boost

yet a very strong boost curve

1mm Bore - 5mm Thick

Note: This part is designed to work with the OEM Radiator and may not be compatible with some aftermarket options

Notes: The Tomei Full Titanium Mid Y Pipe features an optimized layout and pipe diameter that maximizes the performance of both the VQ35DE/HR and VR37VHR

Invidia N1 Cat Back Exhaust Single Titanium Tip Subaru WRX / STI 2015-2021 | HS15SW4GTT vendor_King Engine Bearings yet a very strong boostHS15SW4GTT Fitment Information: 2015 2021 Subaru WRX 2015 2021 Subaru WRX STi Features: New gaskets and hardware 304 stainless steel construction 3" Inch piping diameter 4" Inch titanium exhaust tip Resonated mid pipe Single exit design Includes silencer Exhaust hangers welded onto the OEM locations to make for a direct fitment Notes: The Invidia N1 is one of the best sounding, fitting and looking catbacks you can get for your VA WRX STi. This one