Cobb Fuel Pressure Regulator Kit - 2015-2021 Subaru STI tuning Our filters feature 2 flow

Our filters feature 2 flow directing cones which have been carefully modelled to direct airflow as follows:

Verify clearance if your car is equipped with an aftermarket FMIC system

riveted double-pipe diffuser design to reduce surface temperatures and produce a striking heat gradation appearance

Öhlins’ DFV (Dual Flow Valve) system provides the perfect balance between comfort and performance

Reduce Lap Times

Cobb Fuel Pressure Regulator Kit - 2015-2021 Subaru STI tuning Our filters feature 2 flowThe COBB Subaru 15+ STI Fuel Pressure Regulator Kit is a plug and play solution that is simple and easy to install. It requires no cutting of factory hoses and is multi fuel compatible. This kit includes the fuel pressure regulator manifold reference relocation kit. Attention: Custom tuning required, find a Protuner near you. Why? Are you annoyed with that 2800 rpm stumble you get while driving your 2015+ Subaru STI? Wish you could easily fix it? COBB