Cobb Stage 1 to NexGen Stage 2 Flex Fuel Upgrade Subaru STI 15-18 – Blue SF Hose | SUB004NG2S1FF-S1-UP-BL Cobb Tuning

Fitment Information:

2015-2018 Subaru STI

Features:

This kit is a great bang for your buck package!

The COBB Tuning Stage 1 to NexGen Stage 2+ Flex Fuel Power Package for your 15-18 STI has been designed to re-establish the modification and upgrade paths for supported vehicles that have been impacted by the removal of downpipes. This package provides similar performance and excitement, while maintaining legal emissions standards.

Select this package if you already own a COBB Stage 1 Power Package, and would like to upgrade to the NexGen Stage 2+ Flex Fuel Power Package.

Please note: Tuning is required.

Package Includes:

• SF Intake System – Blue hose
• Airbox
• Silicone Turbo Inlet V2
• Throttle Body Coupler
• Spark Plugs
• Top Feed 1050x Fuel Injectors
• AEM High Flow Fuel Pump
• Fuel Pressure Regulator for Fuel Rail Kit
• Fuel Rail Line Kit
• Fuel Rails
• NexGen Flex Fuel Ethanol Sensor Kit
• Fuel Pressure Sensor Kit
• COBB Vehicle Badge

Intake:

• Composite Intake Body for Heat Rejection
• Integrated Velocity Stack
• Integrated Airflow Straighteners
• 4-ply Steel Reinforced Silicone Post-MAF – COBB Blue
• Induction and Engine Sounds More Audible

Air Box:

• 16 Gauge Aluminum Construction
• Uses Factory Snorkel to Feed Cold Air to Airbox
• Benefits of CAI without Water Ingestion Issues
• OEM Quality Fit and Finish

Injectors:

• Nominal Flow Rate – 1065cc/min @ 43.5psi
• Matched sets with dynamic flow rate variance within 1%
• 14mm Bottom O-Ring
• Data supplied for tuning injectors with Accesstuner Software

Fuel Rail Lines:

• Stainless Braided PTFE Line
• Up to 2500psi Operating Pressure
• Double Swivel -6 AN Hose Ends
• SAE 30R9 Certified Hose
• Plug-and-Play with COBB Fuel Rail Kit

Fuel Pressure Regulator:

• OEM Subaru Fuel Pressure Regulator
• Plug-and-Play with COBB Fuel Rails and Lines
• Ethanol Compatible
• Sheathing for Abrasion Resistance

Fuel Rails:

• CNC Machined from 6061 Billet Aluminum
• Black Anodized Finish with Laser Etched COBB Logo
• -8 AN to -6 AN Fittings Pre-Installed
• Compatible with Injector Dynamics Fuel Injectors
• Allow for Parallel Fuel Delivery

Turbo Inlet:

• 6-Ply Silicone in Stealth Black
• Larger Diameter Allows for Increased Potential Air Flow Delivery to the Turbo
• Increase Horsepower, Decrease Turbo Spool Time, Improve Throttle Response and Acceleration
• Direct OEM Replacement
• For Turbochargers with 2.4″ inch Inlet

Throttle Body Coupler:

• 4-Ply Silicone in Stealth Black
• Pad Printed COBB Logo
• Lined Worm Drive Clamps
• Drop-in Replacement
• Works with Stock or Aftermarket Top Mount Intercoolers

NexGen Flex Fuel Ethanol Sensor Kit

• Plug and Play
• Includes ethanol content sensor with mounting bracket, fuel lines to be used with the COBB Fuel Lines, a NexGen Flex Fuel module, and a plug-and-play wiring harness to bring it all together
• A billet adapter is included to allow for a seamless integration with the COBB Fuel Rail Line Kit
• The Flex Fuel Module is mounted to the passenger side strut tower and handles all of the data processing before sending ethanol content to the ECU to be used by an Accessport-delivered NexGen Flex Fuel calibration.

Fuel Pressure Sensor Kit (5 Pin):

• Plug and Play
• Enables users to monitor Fuel Pressure on a Custom Accessport by utilizing existing inputs
• Monitoring fuel pressure will alert users if there is a fault in the vehicle’s fuel system
• Uses OEM quality connectors for a nearly perfect fit and finish

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