SUBARU 81302VA890 Interior Dash Harness Wiring Dashboard

( Manufacturer Part Number: 81302VA890 ), ( Part Type: Wiring Harness ), ( Color: Black ), ( Warranty: 90 Day ), ( Fitment Type: Direct Replacement )

Review SUBARU Interior Dash Harness Wiring Dashboard fits WRX STI 2018–2019

The **Subaru 81302VA890 Interior Dash Harness Wiring (2018-2019 WRX STI)** is a meticulously engineered, high-quality replacement wiring harness designed specifically for the premium interior dash assembly of Subaru s legendary **2018 and 2019 WRX STI** models. This harness is a critical component of the vehicle s electrical system, ensuring seamless connectivity between the dashboard s various modules, including the infotainment control unit, climate control panel, steering wheel-mounted switches, and other integrated electronics. Crafted from **high-grade, automotive-grade wiring materials**, this harness is built to withstand the demanding conditions of high-performance driving, including extreme temperatures, vibration, and electrical load fluctuations, which are common in the STI s aggressive driving environment.

The **81302VA890** is a direct-fit replacement, meticulously designed to match the original equipment manufacturer (OEM) specifications, eliminating the need for modifications or compromises during installation. It features **pre-terminated connectors** that align perfectly with the dashboard s wiring ports, ensuring a secure and reliable electrical connection without the risk of loose or corroded terminals. The wiring is shielded with **durable, heat-resistant insulation** and reinforced with **flexible, abrasion-resistant jackets** to prevent chafing against surrounding components, a common issue in high-performance vehicles where harnesses are subjected to constant movement and stress. Additionally, the harness incorporates **properly sized gauge wiring** to handle the electrical demands of the STI s advanced systems, including the **Symmetrical AWD, turbocharged engine management, and high-output lighting**, without voltage drop or signal interference.

Beyond its technical robustness, this harness is engineered for **ease of installation**, allowing mechanics and DIY enthusiasts to replace the original wiring with minimal effort. The **color-coded and labeled connectors** simplify the identification of critical circuits, reducing the risk of incorrect wiring during assembly. Whether replacing a damaged harness due to a collision, wear and tear, or a failed component, this **OEM-quality replacement** ensures that the WRX STI s interior electronics function as intended delivering crisp steering wheel inputs, responsive climate controls, and reliable infotainment operation. For owners seeking to maintain the **performance, reliability, and premium feel** of their STI s interior, the **Subaru 81302VA890** is an indispensable part, bridging the gap between the driver and the vehicle s sophisticated electrical architecture with precision and durability.

### **Pros and Cons of Buying a 2018-2019 Subaru WRX STI Interior Dash Harness Wiring Dashboard (Part # 81302VA890)**

1. **Compatibility and Fitment** This harness is specifically designed for the 2018-2019 Subaru WRX STI, ensuring a perfect fit with the dashboard wiring and harness connections. It is engineered to match the factory layout, reducing the risk of improper installation.

2. **Quality and Durability** Subaru and aftermarket parts from reputable suppliers (such as those used in this harness) are generally built to last. The wiring and connectors are designed to handle the electrical demands of the WRX STI s systems, including the infotainment, climate control, and lighting.

3. **Ease of Installation** Since this is a direct replacement part, it should integrate smoothly with the existing wiring harness. It eliminates the need for extensive modifications or custom wiring, making it a straightforward upgrade or replacement option for mechanics and DIY enthusiasts.

4. **Support for Aftermarket Upgrades** If you plan to install aftermarket infotainment systems (such as a head unit), this harness may include the necessary connections to accommodate them. It can also help with wiring modifications for custom lighting, climate control, or other electronics.

5. **Prevents Electrical Issues** A faulty or damaged dashboard harness can lead to intermittent power loss, malfunctioning controls, or complete failure of dashboard systems. Replacing it with an OEM-quality or high-quality aftermarket part can restore proper functionality and prevent future electrical problems.

6. **Resale Value Consideration** If you re restoring a WRX STI, using genuine or high-quality aftermarket parts like this harness can improve the vehicle s authenticity and appeal to buyers who prioritize originality and reliability.

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1. **Cost** Replacement dashboard harnesses, especially OEM or high-quality aftermarket units, can be expensive. Depending on the supplier, this part may cost between **$200 $500 or more**, which can be a significant investment if you re on a tight budget.

2. **Labor Intensity** While the harness itself is designed for easy installation, removing the old dashboard and wiring can be labor-intensive. It may require disassembling the steering wheel, airbag system, and other components, which could take several hours of work.

3. **Potential for Counterfeit Parts** If purchasing from an unverified seller, there is a risk of receiving a low-quality or counterfeit part. This could lead to poor connections, electrical issues, or premature failure. Always buy from trusted suppliers or authorized dealers.

4. **Limited Availability** Since this is a specific part for a niche model (WRX STI), it may not be as widely stocked as more common automotive parts. You may need to order it online or from specialty suppliers, which could delay your project.

5. **Risk of Damage During Installation** Improper handling during installation (e.g., pulling too hard on wires, damaging connectors) could lead to further electrical issues or require additional repairs. Careful attention to detail is necessary.

6. **No Guarantee of Long-Term Reliability** Even high-quality parts can degrade over time due to factors like heat, moisture, or physical stress. While this harness is designed to be durable, it may still require eventual replacement if the vehicle is used extensively.

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The **2018-2019 Subaru WRX STI dashboard harness (81302VA890)** is a **highly recommended replacement part** for owners dealing with electrical issues, upgrades, or restorations. Its **direct fitment, quality construction, and compatibility with aftermarket systems** make it a valuable investment for maintaining or enhancing the functionality of your WRX STI.

However, the **cost, labor requirements, and potential risks of counterfeit parts** should be carefully considered before purchasing. If you re restoring a WRX STI or addressing persistent electrical problems, this harness is worth the investment. For casual buyers or those on a tight budget, weighing the long-term benefits against the upfront cost is essential.

- **Buy from a reputable supplier** (such as Subaru dealers, eBay verified sellers, or trusted aftermarket parts stores) to ensure authenticity and quality.

- **Budget for labor costs** if you re not comfortable with the installation yourself professional mechanics may charge **$150 $300 ** for dashboard removal and wiring.

- **Consider a full dashboard replacement** if the harness is part of a larger issue (e.g., water damage, extensive wear). In some cases, a new dashboard may be more cost-effective in the long run.

- **Document the process** if you re installing it yourself, as improper handling can lead to further complications.

**Final Verdict:** If you need a **reliable, direct-fit replacement** for your WRX STI s dashboard wiring, this part is a **strong choice**, but weigh the costs and effort against your project s priorities. For most serious owners, the benefits outweigh the drawbacks.

Details:

2018 2019 Subaru WRX STI Interior Dash Harness Wiring Dashboard 81302VA890 18-19. Fitment Type: Direct Replacement. This part was removed from a 2018 Subaru WRX STI Sedan Manual Transmission. This part is in good working condition, and may have some minor wear or scratches visible from the pictures.

Fitment Info Make: model: Year: Trim: Engine: Notes: Subaru WRX 2018 -19AllAll, Subaru WRX STI 2018 -19AllAll. Up for sale is a used WRX STI dashboard harness. Specifications: Brand: Subaru. Manufacturer Part Number: 81302VA890.

part #: 81302va890 prices

• $49.29-$59.99

specifications interiocatruc:

• for models: Wrx, Sti
• for makes: Subaru
• for years: 2018-2019
• mpn: 81302va890
• part type: Wiring Harness
• color: Black
• warranty: 90 Day
• fitment type: Direct Replacement

returns interiocatruc:

• paid by: Buyer
• policy: Returns Accepted
• time: 60 Days

seller interiocatruc:

• city: Grants Pass, Oregon
• # reviews: 53950
• rating: 99.8%

offer interiocatruc:

• quantity: 2
• availability: In Stock
• sold: 0
• started: February 5, 2026
• options: Ship-to-home

payments interiocatruc:

• other
• wallet: Apple-pay
• credit card: Diners-club

general interiocatruc:

• Interior Parts Accessories > Dash Panels Glove Boxes > Dash Panels
• condition: Used

shipping interiocatruc:

• service: UPS Ground
• transit: 4-7 Days
• type: Fixed
• class: Standard
• cost: $0.00
• carrier: UPS

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