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  3. TOYOTA 8157020400

TOYOTA Third Brake Light 81570-20400

fits model: Celica. make: Toyota. year: 2000–2005.

81570-20400 Toyota 8157020400 2000-2005 Celica Third Brake Light Oem

( Manufacturer Part Number: 8157020400 ), ( Light Color: Red ), ( Type: Third Brake Light Assembly ), ( Placement On Vehicle: Rear )

Review TOYOTA Third Brake Light Oem fits CELICA 2000–2005

The **Toyota 81570-20400 third brake light assembly** is a precision-engineered component designed exclusively for the **2000 2005 Toyota Celica (GT-S, GT, and LE models)**, ensuring seamless integration with the vehicle s rear hatchback or liftgate. Crafted from high-quality, durable materials, this brake light assembly features a **clear, polycarbonate lens** that provides optimal visibility and resistance to yellowing or fogging over time, even under prolonged exposure to sunlight and varying weather conditions. The housing is constructed from robust, impact-resistant plastic, engineered to withstand minor bumps and environmental stressors while maintaining structural integrity. This third brake light is mounted via a **secure, two-point bracket system**, allowing for quick and straightforward installation without the need for specialized tools, though basic mechanical skills are recommended for proper alignment and wiring. The assembly includes a **pre-wired connector**, compatible with the Celica s factory wiring harness, ensuring a clean and efficient electrical connection that minimizes the risk of loose terminals or signal interference. Whether used for routine maintenance, customization, or replacement after damage, this brake light assembly adheres to Toyota s original specifications, guaranteeing a professional-grade fit and finish. Its compact yet sturdy design ensures it blends seamlessly with the Celica s rear panel, contributing to both functionality and aesthetic consistency. For owners seeking reliability and performance, this third brake light is an essential upgrade or replacement part that upholds the Celica s reputation for precision and durability.

The **Toyota 81570-20400** (2000 2005 Celica) third brake light assembly is a common aftermarket part used to replace the stock brake light bulb holder and wiring harness. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of buying a Toyota 81570-20400 Third Brake Light Assembly**

1. **Direct Fitment** This part is designed specifically for the 2000 2005 Toyota Celica (and some other models like the Scion tC), ensuring compatibility without modifications. It includes the wiring harness, bulb socket, and mounting bracket, making installation straightforward.

2. **Improved Reliability** The stock brake light assemblies on older Celicas are prone to wiring failures, loose connections, or bulb socket wear. This aftermarket part is often built with better materials, reducing the risk of electrical issues or frequent bulb replacements.

3. **Easier Installation** Unlike replacing individual components (e.g., the bulb or wiring separately), this assembly comes pre-assembled, saving time and effort. It typically requires only basic tools (screwdriver, wire cutters/strippers) and no soldering.

4. **Cost-Effective Upgrade** While not a high-end performance part, it is significantly cheaper than buying separate components (bulb, socket, wiring) and installing them individually. Prices are usually under $20 $30, depending on the seller.

5. **Prevents Common Failures** Many Celica owners experience intermittent brake light operation due to corroded or frayed wiring. This assembly often includes a more robust harness, reducing the likelihood of such issues.

6. **Accessibility** The part is widely available from online retailers (Amazon, eBay, RockAuto, eBay Motors), Toyota dealerships, or local auto parts stores, making it easy to source.

7. **No Modifications Needed** Unlike some aftermarket bulbs or wiring harnesses, this assembly fits directly into the stock mounting location without requiring additional drilling or adjustments.

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### **Cons of buying a Toyota 81570-20400 Third Brake Light Assembly**

1. **Quality Variability** Not all aftermarket parts are created equal. Some cheaper or counterfeit versions may have poor wiring connections, brittle plastic, or weak mounting clips. Researching the seller s reputation and reading reviews can mitigate this risk.

2. **Potential for Overkill** If the original brake light assembly was failing due to a simple bulb or socket issue, replacing the entire assembly might be unnecessary. However, if the wiring or harness is corroded, this is a cost-effective solution.

3. **Limited Customization** This is a direct replacement, so you cannot upgrade to LED or high-lumen bulbs without additional modifications (e.g., a separate bulb upgrade kit). If aesthetics or brightness are a priority, you may need to pair this with other parts.

4. **Installation Challenges for Beginners** While easier than replacing components separately, some users may struggle with routing the wiring harness or securing the assembly properly. A step-by-step guide or video can help, but inexperienced DIYers might find it tricky.

5. **Compatibility Confusion** The part number (81570-20400) may seem generic, but there are slight variations between Celica models (e.g., GT vs. LE trim, or different years). Double-checking the exact fitment for your vehicle is crucial to avoid purchasing the wrong part.

6. **No Warranty on Aftermarket Parts** Unlike OEM parts from a dealership, aftermarket assemblies often lack warranties. If the part fails shortly after installation, you may be out of luck unless the seller offers a return policy.

7. **Potential for Counterfeit Parts** On platforms like eBay or Amazon, counterfeit or low-quality replicas are common. These may not fit correctly, fail prematurely, or even pose a fire risk if wiring is substandard. Always buy from reputable sellers with positive feedback.

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### **Conclusion**

The **Toyota 81570-20400 third brake light assembly** is a practical and cost-effective solution for Celica owners experiencing brake light issues, particularly those related to wiring or socket failures. Its direct fitment, ease of installation, and improved reliability make it a strong choice for most DIYers. However, the quality can vary, and it may not be necessary if the problem is isolated to a bulb or minor wiring issue.

For those prioritizing longevity and ease, this part is highly recommended. For those who want to upgrade to LED bulbs or other customizations, additional steps will be required. Always verify the part s compatibility with your specific Celica model before purchasing.

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### **Recommendation**

- **Buy it if:** Your Celica s brake light is flickering, not working intermittently, or the wiring harness is damaged. The assembly provides a complete, reliable fix without the hassle of sourcing individual parts.

- **Avoid it if:** The issue is simply a burnt-out bulb or a loose connection that can be fixed cheaply and quickly. In that case, replacing just the bulb or socket may be sufficient.

- **Where to buy:** Purchase from trusted sellers like **RockAuto, Amazon (with verified reviews), or eBay Motors** (preferably from a top-rated shop). Avoid unknown sellers offering prices significantly below market average, as they may be selling counterfeit parts.

- **Installation tip:** If unsure, watch a Celica-specific brake light replacement video (e.g., from **ChrisFix or Haynes Manuals**) to ensure proper routing of the wiring and secure mounting.

**Final Verdict:** For most Celica owners dealing with brake light reliability issues, the **81570-20400 assembly is a smart, budget-friendly upgrade worth considering.**

Details:

Fits Years 2000 2001 2002 2003 2004 2005 Toyota Celica. This PART was removed from a used car so it may have some signs of wear, such as minor scuffs, scratches, dust, fading, etc.

part #: 8157020400 price

  • $129.99

specifications lightinglam:

  • for models: Celica
  • for makes: Toyota
  • for years: 2000-2005
  • mpn: 8157020400
  • light color: Red
  • type: Third Brake Light Assembly
  • placement on vehicle: Rear

general lightinglam:

  • Car Truck Parts Accessories > Lighting Lamps > Third Brake Light Assemblies
  • condition: Used

seller lightinglam:

  • # reviews: 2978
  • rating: 94.0%
  • city: Erie, Pennsylvania

returns lightinglam:

  • policy: Returns Accepted
  • time: 14 Days
  • paid by: Buyer

shipping lightinglam:

  • carrier: USPS
  • transit: 8-13 Days
  • type: Fixed
  • cost: $20.00
  • class: Standard
  • service: USPS Ground Advantage

payments lightinglam:

  • other
  • credit card: Discover
  • wallet: Paypal

offer lightinglam:

  • sold: 0
  • options: Ship-to-home
  • availability: In Stock
  • started: February 6, 2026
  • quantity: 1
for models: celica, for makes: toyota, for years: 2000-2005, light color: red, type: third brake light assembly, placement on vehicle: rear,
category: auto parts > car truck parts accessories > lighting lamps > center third brake light assemblies, sku: 15378167108230881,
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1 offer $129.99 USD
  • Used. Offer #1 priced at $129.99 + $13.99 shipping estimate = $143.98* total. USED 2000-2005 CELICA 3RD BRAKE LIGHT.+$13.99 shipping

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