STM Stainless Steel Exhaust Flange 2-Bolt / 2.5-Inch Elongated (SEF25) ACT The top is embossed with

The top is embossed with the K&N logo

Part Numbers Front / Rear Vehicle Fitment PSF506/PSF906 Front 2004-2017 STi (Not 2018+)

In order to keep the rotors from making noise when cold

Rated to 750HP with a 1-year warranty

Nissan has superseeded to the MOTUL/Nismo Competition 2189E

STM Stainless Steel Exhaust Flange 2-Bolt / 2.5-Inch Elongated (SEF25) ACT The top is embossed withThis STM stainless steel 2. 5" 2 bolt elongated exhaust flange is perfect for anyone fabricating a custom exhaust. This flange has a 2. 53" inner diameter, 2 bolt design and is 3 8" thick. CNC Waterjet cut, USA made in house at STM. "Elongated" flanges feature longer bolt holes so you can mate this 2. 5" flange to a 3" or larger flange. Vehicle Fitment: Universal Application Purchase Includes: (1) Stainless Steel Flange Features & Specs: 304 Stainless