The TurboXS 2015 - 2021 WRX STI Hella Horn Wiring Harness plug and play harness is the best on the market for Hella horns. It is made with high-quality materials and construction, and it is easy to install. The harness includes all the necessary connectors and wires, so you can simply plug it in and go. It is also designed to be compatible with a variety of different Hella horns, so you can choose the perfect one for your needs. Features: Made with high-quality materials and construction Easy to install Compatible with a variety of different Hella horns Comes with all the necessary connectors and wires Benefits: Save time and money on installation Enjoy the peace of mind knowing that your horns are installed correctly Order your Hella Horn Wiring Harness today!
This Part Fits:
| Year |
Make |
Model |
Submodel |
| 2015-2021 |
Subaru |
WRX STI |
Base |
| 2015 |
Subaru |
WRX STI |
Launch Edition |
| 2015-2021 |
Subaru |
WRX STI |
Limited |
| 2019 |
Subaru |
WRX STI |
S209 |
| 2016 |
Subaru |
WRX STI |
Series.HyperBlue |
| 2018 |
Subaru |
WRX STI |
Type RA |
⚠️ California Proposition 65 Warning:
This product may expose you to chemicals known to the State of California
to cause cancer or reproductive harm.
The AutoHouse Advantage: Global sourcing power paired with specialized expertise. We utilize an expansive supply network of over 600,000 SKUs to deliver world-class components with an enthusiast’s precision.
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Price Match Guarantee:
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We are committed to providing the best value. If you find a lower advertised price from a verified vendor, we will match it. Shop with confidence knowing you’re getting the industry's lowest price.
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Project Incentives:
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We reward enthusiasts who trust us with their major projects. Use these tiered codes at checkout to apply instant savings to your order:
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• AH630 — $630 OFF $9000+
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Fitment Guarantee:
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Avoid the headache of the wrong part. If you are unsure about compatibility, contact us first. If we verify the fitment for your vehicle via email and it doesn’t fit, we will handle the exchange at no cost to you.
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Our experts will review your specifications and provide written confirmation for your build.
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Please inspect your order immediately. Damage must be reported within 48 hours. For freight/LTL items, if you cannot inspect the contents immediately, please write "Subject to Inspection" on the delivery receipt before signing.
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Unused items in brand-new, original packaging can be returned within 30 days. While standard refunds incur a 25% restocking fee, we will waive this fee entirely if you choose store credit or an exchange for your next upgrade.
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Exclusions:
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To ensure every customer receives brand-new, untampered components, parts that have been installed, modified, or used are non-returnable. Custom builds, special orders, and wheel/tire packages are considered final sale.
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Fitment Guarantee
Fitment guides and tools are helpful—but your car is unique! Some trims and options aren’t always listed, so if you want 100% confidence that a part will fit, our team is happy to double-check for you. We take the guesswork out of your purchase by standing behind our expertise.
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Verify Your Build:
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If this product doesn't list your specific vehicle data, simply reach out to support@autohousesupply.com. We will manually verify compatibility for you.
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Our Promise:
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When we confirm a fitment in writing and it doesn’t work for your application, we cover the return shipping and exchange it at no cost to you.
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