For customers looking for even greater flexibility with their custom builds, look no further than the PERRIN Fuel Rail Junction Block. Choose from fuel rails and junction blocks to create the fuel setup that is perfect for you and your needs. The PERRIN Fuel Rail Junction Blocks make for a clean transition from OEM rubber hoses to your PERRIN Fuel Rails. Like the PERRIN Fuel Rails, the PERRIN Junction Blocks are threaded for male 9/16-18 fittings (-6 AN), utilizing an O-ring seal. The PERRIN Fuel Rail Junction Block is threaded for male 9/16-18 fittings, utilizing an O-ring seal. These are the same as a typical -6 AN fitting with an O-ring seal, also referred to as ORB fittings. These fittings are widely available and in all shapes and colors--whatever suits your build.

Features:

• Designed to deliver trouble-free, consistent performance
• Right for your vehicle and lifestyle
• Made from high-quality materials for ultimate durability
• Manufactured to meet or exceed strict quality requirements

Fitment:]

• Subaru STI 04-06