ACURA 78100TY2A15 Speedometer Cluster 257-66397 3.5L 72K

( Part Type: Instrument Speedometer ), ( Ipn: 257-66397 ), ( Oe/oem Part Number: 78100ty2a11 ), ( Superseded Part Number 1: 78100ty2a12 ), ( Superseded Part Number 2: 78100ty2a13 ), ( Superseded Part Number 3: 78100ty2a14 ), ( Conditions And Options: 78100ty2a15, 3.5l, At, 72k ), ( Fitment Type: Direct Replacement ), ( Genuine Oem: Yes ), ( Id: 5539306 )

Review ACURA Oem Speedometer Instrument Cluster 3.5l At 72k fits RLX

The **Acura 257-66397 Speedometer Cluster** is a meticulously engineered, high-performance instrument panel module designed exclusively for the **RLX (78100TY2A15) with a 3.5L engine**, ensuring seamless integration and optimal functionality for drivers seeking both precision and style. Crafted with Acura s signature attention to detail, this aftermarket replacement cluster replaces the original speedometer, tachometer, fuel gauge, and temperature gauge with a durable, easy-to-read display that enhances visibility and driving confidence. The cluster features a **high-contrast, backlit dial design** that provides clear, legible readings even in low-light conditions, reducing driver fatigue during nighttime or inclement weather. Engineered with **precision-machined components**, the cluster ensures accurate speed, RPM, and engine temperature monitoring, while the fuel gauge delivers real-time fuel level feedback for efficient trip planning. Built to withstand the demands of daily driving, this cluster is constructed from **high-quality, corrosion-resistant materials**, including a sturdy metal housing and durable wiring harness, ensuring long-term reliability and resistance to environmental factors. Whether installed in a stock or modified vehicle, the **257-66397** seamlessly complements the RLX s sleek interior while delivering the performance metrics drivers need to navigate with confidence. Perfect for those upgrading from a worn-out OEM unit or replacing a damaged cluster, this replacement part is a direct-fit solution that restores both functionality and aesthetic appeal to the dashboard.

**Pros and Cons of buying a Acura 257-66397 Speedometer Cluster for RLX (78100TY2A15, 3.5L)**

1. **Direct Fitment** This part is specifically designed for the 2013 2017 Acura RLX (78100TY2A15) with the 3.5L engine, ensuring compatibility without modification.

2. **Improved Readability** The speedometer cluster may offer better visibility, especially in low-light conditions, depending on the quality of the replacement.

3. **Potential Performance Upgrade** Some aftermarket clusters include additional features like fuel economy tracking, trip meters, or customizable displays, which the stock unit may lack.

4. **Prevents Further Damage** If the original cluster is failing (e.g., flickering, dead pixels, or electrical issues), replacing it early avoids a complete instrument panel failure.

5. **Warranty Coverage** If purchased from a reputable seller (e.g., OEM or authorized dealer), it may come with a warranty, providing peace of mind.

6. **Cost-Effective Alternative** In some cases, a new or refurbished cluster is cheaper than repairing a damaged original unit.

1. **Installation Complexity** Replacing the speedometer cluster often requires removing the steering wheel, dashboard trim, and wiring harness, which can be time-consuming for inexperienced DIYers.

2. **Electrical Calibration Needed** Some clusters require recalibration with the vehicle s computer after installation, which may require a dealer visit or specialized tools.

3. **Potential for Counterfeit Parts** Buying from untrusted sellers risks receiving a low-quality or incompatible aftermarket part that doesn t function correctly.

4. **Additional Costs** Beyond the cluster itself, you may need to purchase tools (e.g., trim removal tools, wiring harness connectors) or hire a mechanic for installation.

5. **No Significant Performance Gain** Unless the new cluster adds functional improvements (e.g., backup camera integration), the upgrade is mostly cosmetic or reliability-focused.

6. **Stock Cluster Reliability** If the original cluster is still functional but annoying (e.g., minor flickering), replacing it may be overkill unless it s actively failing.

The **Acura 257-66397 speedometer cluster** is a solid **OEM replacement** for your 2013 2017 RLX (78100TY2A15, 3.5L) if your current cluster is failing or you want a direct fit. It s a **reliable, factory-matched solution** that ensures proper functionality and compatibility. However, the **installation difficulty** and **potential for counterfeit parts** are key drawbacks to consider.

If your cluster is **minorly malfunctioning** (e.g., occasional flickering), it may be worth repairing or waiting for a better deal. If it s **completely dead or damaged**, this is a **practical replacement** just ensure you buy from a trusted source (e.g., Acura dealership, reputable online retailers like RockAuto or Amazon with verified sellers).

- **Buy from an authorized source** (e.g., Acura parts department, RockAuto, or a trusted online marketplace) to avoid counterfeit parts.

- **Budget for installation** either allocate time for DIY (if comfortable with electrical work) or factor in labor costs ( $150 $300 at a dealership).

- **Check for aftermarket alternatives** (e.g., Garmin or aftermarket clusters) if you want extra features, but ensure they re properly calibrated.

- **If unsure, consult a mechanic** before purchasing to confirm the exact issue with your current cluster.

**Final Verdict:** This is a **good OEM replacement** if your cluster is failing, but weigh the cost of installation against the benefit. For minor issues, repairs or patience may be more cost-effective.

Details:

RLX 14 MPH, FWD, Tech. OEM Speedometer Instrument Cluster For Rlx 78100TY2A15 3.5L AT 72K, Notes: 78100TY2A15,3.5L,Automatic Transmission,72K, Mileage: 73,000 Miles. RLX 15 MPH, FWD, Tech. Boxes not allowed.

part #: 78100ty2a15 prices

• $99.99-$110.00

specifications boosttempgauges:

• for models: Rlx
• for makes: Acura
• part type: Instrument Speedometer
• ipn: 257-66397
• oe/oem part number: 78100ty2a11
• superseded part number 1: 78100ty2a12
• superseded part number 2: 78100ty2a13
• superseded part number 3: 78100ty2a14
• conditions and options: 78100ty2a15, 3.5l, At, 72k
• fitment type: Direct Replacement
• genuine oem: Yes
• id: 5539306

offer boosttempgauges:

• quantity: 1
• best offers: True
• options: Ship-to-home
• started: April 6, 2026
• availability: In Stock
• sold: 0

general boosttempgauges:

• condition: Used
• Interior Parts Accessories > Gauges > Individual Gauges

seller boosttempgauges:

• city: Saint Cloud, Minnesota
• # reviews: 65566
• rating: 99.7%

shipping boosttempgauges:

• type: Fixed
• service: Standard
• class: Standard
• cost: $0.00
• transit: 2-4 Days

payments boosttempgauges:

• wallet: Google-pay
• credit card: Mastercard
• other

returns boosttempgauges:

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

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