Genuine COBB NexGen Stage 2 to Stage 2 + Flex Fuel Power Package Upgrade 2008-2021 STI

Description

Unlock the full potential of your 2008-2021 Subaru WRX STI with the COBB NexGen Stage 2 to Stage 2 + Flex Fuel Power Package Upgrade. This premium upgrade lets you seamlessly utilize higher ethanol content fuels like E85, maximizing power and efficiency on your NexGen Stage 2 setup. Designed specifically for Subaru enthusiasts seeking advanced engine management, this package elevates your performance with precision.

The package includes the NexGen Ethanol Content Sensor Kit and Fuel Pressure Sensor Kit, both essential for running COBB’s NexGen Stage 2+ Flex Fuel Off The Shelf (OTS) maps. Installation instructions for multiple STI model years are provided, ensuring a smooth upgrade process. This kit is intended as an add-on to the 50-state legal NexGen Stage 2 Power Package, enabling flexible fuel tuning and improved fuel pressure monitoring.

Ideal for Subaru WRX STI owners who want to optimize flex fuel use and boost performance, this upgrade delivers reliable sensor integration and tuning support. Enhance your STI’s power and fuel adaptability today—shop the NexGen Flex Fuel Power Package Upgrade at Subimods.