Upgrade your Subaru’s fuel system with the Cobb In-Tank 4.5 Bar Fuel Pressure Regulator Kit, designed for models like the WRX, BRZ, Outback XT, Wilderness, Ascent, and Legacy from 2019 to 2025. This premium regulator enhances fuel pressure on the low-pressure side, preventing cavitation during peak HPFP output and ensuring smooth, consistent fuel delivery under demanding driving conditions.

This direct factory replacement increases fuel pressure to 4.5 bar and supports high-ethanol fuels including E85. Compatible with both stock tunes and COBB OTS maps, it offers a simple plug-and-play installation for hassle-free upgrades. The kit fits a broad range of Subaru models, making it a versatile choice for enthusiasts seeking reliable fuel system performance.

Ideal for Subaru owners looking to optimize their engine’s fueling without complex modifications, this regulator kit delivers dependable results. Enhance your Subaru’s performance today with this trusted upgrade from Subimods. Shop now and experience improved fuel stability on every drive.