Air and Fuel› Fuel Pumps, Regulators and Components

COBB

Cobb 08-21 Subaru STI Fuel Pressure Regulator (for Fuel Rail Kit)

$380.00

SKU: C005 315250

In Stock
In Stock
Ships by Aug 5
Free Shipping over $100
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Part #: 315250

MIA's Description

The COBB Subaru Fuel Pressure Regulator Kit is a plug-and-play solution designed to eliminate the 2800 RPM stumble in 2008+ Subaru STIs. It requires no cutting of factory hoses and is multi-fuel compatible. This kit includes the fuel pressure regulator manifold reference relocation kit and is designed for use with COBB Fuel Rails and Lines. Compatible with COBB Stage 3 OTS Maps; custom tuning may be required for other setups.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandCOBB
Part NumberC005 315250

Videos

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2015 Subaru WRX STI - DIY 08+ STI Fuel Stumble Fix Kit - OCTurboJoe

2015 Subaru WRX STI - DIY 08+ STI Fuel Stumble Fix Kit - OCTurboJoe
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Installing Intake Manifold, COBB EBCS, and Fuel System Upgrades by WRXperts! (2017 WRX STI)
Installing Intake Manifold, COBB EBCS, and Fuel System Upgrades by WRXperts! (2017 WRX STI)

Installing Intake Manifold, COBB EBCS, and Fuel System Upgrades by WRXperts! (2017 WRX STI)

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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