Each filter is manufactured using a 100% polyurethane frame and flanges with progressive fit ribbing to create a reliable air-tight mesh point between filter and air duct
Non-flammable & protects against chemicals & resists water
Wrapping headers and down pipes is important step to maximize power and reduce power-loss from under hood heat
Failure to do so will create contact with vehicle tow hitch
Internal Construction: Straight-through CORSA's RSC® Technology (No louvers or baffles)
[OPEN BOX] Sport / 3.0 in Cat-Back 3.5 in Twin Tips | 2015-2021 Subaru WRX 2.0L, STI 2.5L (14857) Tip Finish:Black PVD Each filter is manufactured usingVEHICLE FITMENT 2015 2020 Subaru WRX 2. 0L Turbo 2015 2020 Subaru WRX STI 2. 5L Turbo PRODUCT DESCRIPTION 3. 0" Cat Back, Dual Rear Exit with Twin 3. 5" Polished Pro Series Tips Sport Sound Level INSTALLATION Installation Instructions YEARS: 2015, 2016, 2017, 2018, 2019, 2020