Product Description
Product Fitment:
2008-2014 Subaru WRX
2008-2021 Subaru STI
The IAG Fuel System Kit is engineered to simplify high-performance fuel delivery for Subaru builds. Whether you're aiming for a reliable street setup or a 1000+ horsepower track monster, this all-in-one kit delivers everything needed for efficient, ethanol-safe fuel distribution with no guesswork or cutting required.
Constructed in the USA using chemical-resistant PTFE (Polytetrafluoroethylene) line material, the kit ensures long-term durability and ethanol compatibility. With included IAG billet fuel rails and an Aeromotive adjustable fuel pressure regulator, this kit offers the precision and flow capacity required for serious horsepower goals.
Features:
Complete Fuel System Solution: Includes fuel rails, PTFE line kit, fittings, and Aeromotive fuel pressure regulator
Supports High Horsepower: Proven to support builds over 1000 HP
E85 Compatible: Safe for use with ethanol-based fuels, including E85
No Cutting Required: Pre-assembled PTFE hoses allow for direct installation without custom fabrication
Non-Permeable Lines: PTFE construction prevents fuel vapor loss and resists ethanol degradation over time
Clean Installation: Designed for OEM or IAG TGV housings with sensors and motors—no modifications required
Flex Fuel Ready: Includes extra hoses and push-to-connect fittings for use with Continental flex fuel sensors (compatible with kits like COBB’s Flex Fuel Kit)
PTFE (Polytetrafluoroethylene) is a high-density, hydrophobic synthetic material known for its:
Superior chemical resistance
High temperature tolerance
Non-permeable and long-lasting fuel line integrity
Resistance to ethanol-based fuel corrosion
Includes:
IAG Billet Aluminum Fuel Rails (Black, Red, or Gold)
PTFE Pre-Assembled Fuel Lines
Aeromotive Adjustable Fuel Pressure Regulator
Fittings and mounting hardware
Extra hose for flex fuel sensor integration
Fitment:
Subaru EJ-Series Engines
Compatible with OEM or IAG TGV housings (no modification required)
Compatible with most aftermarket top-feed fuel injectors
Usually ships same or next day. 
