Cobb Fuel Pressure Regulator Kit - 2015-2021 Subaru STI tuning riveted double-pipe diffuser design to

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

Reduce Lap Times

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

Introducing the Black Series Three-Piece Carbon Fiber Front Lip for the 2022+ Subaru BRZ — a bold evolution in aerodynamic styling and performance

Cobb Fuel Pressure Regulator Kit - 2015-2021 Subaru STI tuning riveted double-pipe diffuser design toThe 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