PowerBass OE42-T3Y TESLA OEM Upgrade 4" Full Range Coaxials

Product Overview

Give your Tesla’s rear-door audio a focused upgrade with the PowerBass OE42-T3Y 4-inch full-range coaxial speakers. They pair poly mica cones with 3/4-inch Mylar dome tweeters and are designed for direct-fit installation in specified Tesla rear-door speaker locations.

Key Features & Benefits

• 4-inch coaxial design: Combines the speaker and tweeter in one unit for full-range sound in the factory rear-door positions.
• Poly mica cones: Designed to deliver low-frequency definition.
• 3/4-inch Mylar dome tweeters: Provide high-frequency clarity.
• Tesla-specific nylon adapters: Match the original mounting locations for the listed vehicles.
• Factory plug-and-play harnesses: Connect to factory wiring without wire splicing.

Technical Specifications

Why Choose This Product?

The OE42-T3Y is made for shoppers replacing or upgrading the rear-door speakers in compatible Tesla vehicles. Its coaxial layout combines a 4-inch speaker and a 3/4-inch tweeter, while the included adapters and harnesses are designed around the listed factory locations and connections.

Installation & Compatibility Notes

These speakers are designed for rear-door installation in the Tesla Model 3 (2018–2024, including Highland), Model Y (2020–2025, including Juniper), and Cybertruck. The product details describe a drop-in installation using original mounting locations, nylon adapters, and factory plug-and-play wiring harnesses, without cutting or drilling.

Check your vehicle model, year, and rear-door speaker position before ordering. The speakers are rated at 4-ohm impedance, with 50 watts RMS and 100 watts peak power handling.

Frequently Asked Questions

Which Tesla vehicles are compatible with the OE42-T3Y?

It is listed for Tesla Model 3 (2018–2024, including Highland), Model Y (2020–2025, including Juniper), and Cybertruck rear-door speaker positions.

Where do these speakers install?

They are designed as upgrades for the factory rear-door speaker locations.

Do installation details call for cutting or drilling?

No. The listed installation uses factory plug-and-play wiring adapters and nylon brackets that match the original mounting locations.

What are the speakers’ power rating and impedance?

They are rated at 50 watts RMS and 100 watts peak, with a nominal impedance of 4-ohm.

What comes in the package?

The package includes a pair of OE42-T3Y coaxial speakers, Tesla-specific nylon speaker adapters, and factory plug-and-play wiring harnesses.

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Shop the PowerBass OE42-T3Y at 12 Volt Outlet. Want to learn more about PowerBass? Explore our PowerBass brand profile.