• COBB NexGen Flex Fuel Ethanol Sensor Kit | Subaru STI (08-21) (325650)
  • COBB NexGen Flex Fuel Ethanol Sensor Kit | Subaru STI (08-21) (325650)
  • COBB NexGen Flex Fuel Ethanol Sensor Kit | Subaru STI (08-21) (325650)
  • COBB NexGen Flex Fuel Ethanol Sensor Kit | Subaru STI (08-21) (325650)
  • COBB NexGen Flex Fuel Ethanol Sensor Kit | Subaru STI (08-21) (325650)
  • COBB NexGen Flex Fuel Ethanol Sensor Kit | Subaru STI (08-21) (325650)
  • COBB NexGen Flex Fuel Ethanol Sensor Kit | Subaru STI (08-21) (325650)
  • COBB NexGen Flex Fuel Ethanol Sensor Kit | Subaru STI (08-21) (325650)
  • COBB NexGen Flex Fuel Ethanol Sensor Kit | Subaru STI (08-21) (325650)
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COBB NexGen Flex Fuel Ethanol Sensor Kit | Subaru STI (08-21) (325650)

COBB NexGen Flex Fuel Ethanol Sensor Kit | Subaru STI (08-21) (325650)

325650

In stock

$790.00 USD
$790.00 USD $790.00 USD
ADDITIONAL DISCOUNTS APPLIED AT CHECKOUT Sold out

The COBB NexGen Flex Fuel Ethanol Sensor Kit is a precision fuel monitoring system designed to measure ethanol content in real time for optimized engine performance. This kit includes an ethanol content sensor with a mounting bracket, fuel lines compatible with COBB Fuel Lines, a NexGen Flex Fuel module, and a plug-and-play wiring harness for seamless integration. Engineered to deliver OE-quality accuracy, the sensor transmits ethanol percentage data directly to the ECU, enabling dynamic Flex Fuel calibration. Constructed with high-quality materials and designed for durability, this system ensures reliable ethanol measurement to maximize power output and fuel efficiency while protecting engine components.

This sensor kit is specifically designed for 2008–2021 Subaru WRX STI models, providing a direct plug-and-play installation without the need for extensive modifications. It is ideal for enthusiasts running ethanol blends such as E85 or varying fuel mixtures, supporting street, track, and daily driving applications. The kit’s compatibility with COBB Fuel Lines and straightforward wiring harness simplifies installation, making it a practical upgrade for those seeking precise fuel management. This system enhances engine tuning flexibility and fuel adaptability, ensuring optimal performance across a range of ethanol fuel blends.

Overview

COBB Ethanol Sensor Kit

Fitment: 2008-2021 Subaru WRX STI

Part #: 325650

Overview

The COBB NexGen Flex Fuel Ethanol Sensor Kit is designed to accurately measure the ethanol content in your vehicle’s fuel. This sensor kit communicates real-time ethanol percentage data to your engine control unit (ECU), enabling precise Flex Fuel calibration for optimized engine performance. Ideal for Subaru WRX STI owners looking to utilize ethanol blends, this kit supports flexible fueling strategies and enhances tuning capabilities.

Engineered as a plug-and-play solution, the kit simplifies installation while maintaining OE quality standards. It is perfect for enthusiasts who want reliable ethanol content monitoring to support adaptive fueling and maximize the benefits of ethanol-based fuels.

Key Features

This ethanol sensor kit includes essential components designed for seamless integration and accurate ethanol measurement:

  • High-precision ethanol content sensor with mounting bracket
  • Fuel lines compatible with COBB Fuel Lines for secure connections
  • NexGen Flex Fuel module for data processing and communication
  • Plug-and-play wiring harness for straightforward installation
  • OE quality components ensuring durability and reliability
  • Designed specifically for 2008-2021 Subaru WRX STI models

Installation & Fitment

The COBB NexGen Ethanol Sensor Kit is designed for direct fitment on 2008-2021 Subaru WRX STI vehicles. Installation involves connecting the sensor and module with the included fuel lines and wiring harness, making it a straightforward upgrade for those familiar with Flex Fuel systems. Fitment should be verified against your vehicle’s specifications and part number to ensure compatibility.

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