• COBB MAF Extension Harness | Subaru WRX (15-21) (SUB-ELE-007)
  • COBB MAF Extension Harness | Subaru WRX (15-21) (SUB-ELE-007)
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COBB MAF Extension Harness | Subaru WRX (15-21) (SUB-ELE-007)

COBB MAF Extension Harness | Subaru WRX (15-21) (SUB-ELE-007)

SUB-ELE-007

In stock

$65.00 USD
$65.00 USD $65.00 USD
ADDITIONAL DISCOUNTS APPLIED AT CHECKOUT Sold out

The COBB Subaru MAF Extension Harness is a high-quality wiring extension designed specifically for 2015–2021 Subaru WRX models. This OEM-quality harness extends the mass airflow (MAF) sensor wiring by 16 inches, enabling seamless integration of aftermarket intake systems such as Redline and BIG SF Intakes. Engineered to maintain sensor accuracy and factory reliability, the harness ensures consistent performance without signal degradation. Constructed with precision and durable materials, it supports reliable data transmission critical for optimal engine management and tuning.

This extension harness fits Subaru WRX vehicles from 2015 through 2021, providing a direct plug-and-play solution for intake upgrades. It is ideal for enthusiasts seeking to install larger or more complex intake systems that require additional wiring length without modifying factory components. The harness simplifies installation by eliminating the need for splicing or custom wiring, preserving the vehicle’s electrical integrity. Suitable for street and track use, this extension supports enhanced airflow setups while maintaining OEM sensor functionality and reliability.

Overview

COBB MAF Extension Harness

Fitment: 2015-2021 Subaru WRX

Part #: SUB-ELE-007

Overview

The COBB Subaru MAF Extension Harness is a high-quality wiring extension designed specifically for 2015-2021 Subaru WRX models. It enables seamless integration of aftermarket intake systems, such as Redline and BIG SF Intakes, by extending the mass airflow (MAF) sensor wiring by 16 inches. This extension ensures that sensor accuracy and factory reliability are maintained, making it an essential upgrade for enthusiasts looking to enhance their vehicle’s intake setup without compromising electrical integrity.

Ideal for Subaru WRX owners who want to upgrade their intake systems while preserving OEM-level performance and sensor functionality, this harness supports a clean, professional installation and helps maintain consistent engine management.

Key Features

The COBB MAF Extension Harness offers several important benefits:

  • Precision-engineered wiring extension designed specifically for Subaru WRX MAF sensors
  • Extends MAF sensor wiring by 16 inches to accommodate aftermarket intake systems
  • Maintains OEM sensor accuracy and factory reliability
  • Constructed with OEM-quality materials for durability and consistent electrical performance
  • Facilitates clean, professional installation without splicing or modifying factory wiring
  • Compatible with popular aftermarket intakes like Redline and BIG SF Intake Systems

Installation & Fitment

This extension harness is designed for direct compatibility with 2015-2021 Subaru WRX models. Installation is straightforward, requiring no special tools or modifications beyond connecting the extension inline with the factory MAF sensor wiring. Always verify fitment against your vehicle and intake system to ensure proper compatibility.

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