2006-2007 STI Fuel System

Built for your 2006-2007 Subaru WRX STI, this fuel system collection offers everything you need to enhance fuel delivery and engine response. Whether you’re aiming for better power output or improved reliability, our selection covers key components designed to keep your WRX STI running strong.

Find high-quality fuel pumps, injectors, regulators, lines, and filters—all engineered to optimize fuel flow and support your performance goals. These parts are ideal for enthusiasts looking to upgrade or maintain their fuel system with trusted aftermarket options.

• Fuel pumps for consistent pressure
• High-flow injectors for better atomization
• Fuel pressure regulators for precise tuning
• Durable fuel lines and fittings
• Replacement filters for clean fuel delivery

Shop fuel system upgrades for your Subaru WRX STI at Subimods.