Subaru Titanium 3" Cat-Back Exhaust 2015-2021 WRX Sedan HKS Turbo The ECU alone with no

The ECU alone with no hardware mods produces 398-442 HP and 385-430 FT-LBS with +64-112 WHP and +76-118 WFT-LBS over stock

Motul Oil and Oil Filter

which creates a distinctive

The COBB Shift Plate for your 2015-2019 Subaru WRX is designed to reduce overall shift throw while maintaining an OEM-like feel

GT-R ATTESA TPS output

Subaru Titanium 3" Cat-Back Exhaust 2015-2021 WRX Sedan HKS Turbo The ECU alone with noCOBB Subaru Titanium 3" Cat Back Exhaust 2015 2021 WRX Sedan The COBB Titanium Cat Back Exhaust is un matched in build quality, style, and performance. Utilizing Grade 4 titanium tubing, this cat back offers high corrosion resistance and protection from impacts. Back purging ensures quality welds that will not fail due to contamination. The entire system uses slip fit connections, allowing for a wide range of adjustment. Blued titanium tips add a