Turbo XS
Turbo XS Hella Horn Wiring Harness — Fits 2015-2021 Subaru WRX STI
Turbo XS Hella Horn Wiring Harness — Fits 2015-2021 Subaru WRX STI
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Turbo XS Hella Horn Wiring Harness — Fits 2015-2021 Subaru WRX STITurbo XS Hella Horn Wiring Harness — Fits 2015-2021 Subaru WRX STI
Turbo XS

Turbo XS Hella Horn Wiring Harness — Fits 2015-2021 Subaru WRX STI

SKU: TXSWS15-HHWH

About Turbo XS Turbo XS engineers high-quality automotive parts and ...Read more

Price:
$48.00
480 ENTRIES10X
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

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About Turbo XS

Turbo XS engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Turbo XS lineup with fast shipping and expert fitment support — order with confidence.

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Turbo XS Plug-and-Play Hella Horn Wiring Harness for Subaru WRX STI

Upgrade your Subaru WRX STI's horn with the powerful sound of Hella horns using the Turbo XS Plug-and-Play Wiring Harness. Designed specifically for the 2015-2021 Subaru WRX STI models, this harness simplifies the installation process, eliminating the need for complex wiring modifications. Enjoy the convenience of a direct-fit solution that ensures your new Hella horns are powered correctly and safely.

Effortless Horn Upgrade:

  • Plug-and-Play Design: Connects directly to your vehicle's existing horn wiring, requiring no cutting or splicing.
  • Vehicle Specific Fitment: Engineered for a perfect fit on 2015-2021 Subaru WRX STI models.
  • High-Quality Components: Constructed with durable materials and reliable connectors for long-lasting performance.
  • Supports Hella Horns: Optimized to provide the necessary power and signal for most Hella horn applications.
  • Simplified Installation: Saves time and effort, allowing you to enjoy your new horn sound sooner.

This wiring harness is essential for a clean and professional installation of aftermarket Hella horns. It ensures proper electrical connections, preventing potential issues and providing peace of mind. Whether you're aiming for a more audible warning signal or a custom aesthetic, this harness makes the upgrade straightforward and reliable.

Fits:

  • 2015 Subaru WRX STI Base
  • 2015 Subaru WRX STI Launch Edition
  • 2015-2021 Subaru WRX STI Limited
  • 2016 Subaru WRX STI Series.HyperBlue
  • 2017 Subaru WRX STI
  • 2018 Subaru WRX STI Type RA
  • 2018-2021 Subaru WRX STI
  • 2019 Subaru WRX STI S209
  • 2020 Subaru WRX STI
  • 2021 Subaru WRX STI

Make your Subaru stand out and be heard. Get the Turbo XS Hella Horn Wiring Harness at GGCRACING.

About Turbo XS

Turbo XS engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Turbo XS lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Turbo XS Plug-and-Play Hella Horn Wiring Harness for Subaru WRX STI

Upgrade your Subaru WRX STI's horn with the powerful sound of Hella horns using the Turbo XS Plug-and-Play Wiring Harness. Designed specifically for the 2015-2021 Subaru WRX STI models, this harness simplifies the installation process, eliminating the need for complex wiring modifications. Enjoy the convenience of a direct-fit solution that ensures your new Hella horns are powered correctly and safely.

Effortless Horn Upgrade:

  • Plug-and-Play Design: Connects directly to your vehicle's existing horn wiring, requiring no cutting or splicing.
  • Vehicle Specific Fitment: Engineered for a perfect fit on 2015-2021 Subaru WRX STI models.
  • High-Quality Components: Constructed with durable materials and reliable connectors for long-lasting performance.
  • Supports Hella Horns: Optimized to provide the necessary power and signal for most Hella horn applications.
  • Simplified Installation: Saves time and effort, allowing you to enjoy your new horn sound sooner.

This wiring harness is essential for a clean and professional installation of aftermarket Hella horns. It ensures proper electrical connections, preventing potential issues and providing peace of mind. Whether you're aiming for a more audible warning signal or a custom aesthetic, this harness makes the upgrade straightforward and reliable.

Fits:

  • 2015 Subaru WRX STI Base
  • 2015 Subaru WRX STI Launch Edition
  • 2015-2021 Subaru WRX STI Limited
  • 2016 Subaru WRX STI Series.HyperBlue
  • 2017 Subaru WRX STI
  • 2018 Subaru WRX STI Type RA
  • 2018-2021 Subaru WRX STI
  • 2019 Subaru WRX STI S209
  • 2020 Subaru WRX STI
  • 2021 Subaru WRX STI

Make your Subaru stand out and be heard. Get the Turbo XS Hella Horn Wiring Harness at GGCRACING.

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