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Air and Fuel› Performance Packages

COBB

Stage 1 to NEXGEN Stage 2+ Flex Fuel Power Package Upgrade

$3,725.00 $3,151.64 Save $573.36

SKU: C005 SUB003NG2S1FF-S1-UP-BK

In Stock
In Stock
Ships by Aug 30
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Subaru Stage 1 to NexGen Stage 2+ Flex Fuel Power Package for STI Includes: SF Intake & Airbox, Silicone Turbo Inlet V2, Throttle Body Coupler, Spark Plugs, Top Feed 1050x Fuel Injectors, 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 & the COBB Vehicle Badge. 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. NexGen Power Packages re-establish the modification and upgrade paths for supported vehicles impacted by the removal of Downpipes. These packages provide similar performance and excitement while maintaining legal emissions standards.
Show original supplier description
The COBB Tuning Stage 1 to NEXGEN Stage 2+ Flex Fuel Power Package for the Subaru STI is a comprehensive upgrade designed to enhance performance. This package includes an SF Intake & Airbox, Silicone Turbo Inlet V2, Throttle Body Coupler, Spark Plugs, Top Feed 1050x Fuel Injectors, 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, and a COBB Vehicle Badge. It is intended for users who already own a COBB Stage 1 Power Package and wish to upgrade. This power package is compatible with 2008-2014 Subaru Impreza WRX STI models with AWD. It is a direct fit for these vehicles, providing a complete solution for performance enthusiasts looking to upgrade their Subaru STI.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandCOBB
Part NumberC005 SUB003NG2S1FF-S1-UP-BK
CategoryAir and Fuel

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Returns & Fitment

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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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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