TOYOTA 638-57841 Audio Radio Amplifier Runner

( Part Type: Radio Amplifier ), ( Conditions Options: Amp ), ( Genuine Oem: Yes ), ( Ipn: 638-57841 ), ( Year: 2000 ), ( Manufacturer Warranty: 90 Day )

Review TOYOTA Audio Equipment Radio Amplifier Runner fits 1999–2002

The Toyota 638-57841 Audio Radio Amplifier is a high-performance aftermarket component designed to enhance the audio system in select Toyota models including the 4Runner from the years 1999 to 2002. This amplifier is a powerful addition to your vehicle's sound setup, providing an exceptional listening experience for music enthusiasts.

This amplifier boasts a 4-channel design, allowing it to power four speakers at once with a total power output of 65 watts per channel RMS (Root Mean Square) at 4 ohms. This means it delivers consistent power to each speaker, ensuring clear and detailed sound reproduction. The amplifier is also equipped with a low-pass filter with an adjustable cutoff frequency, enabling you to fine-tune the bass response to your preference.

The Toyota 638-57841 Audio Radio Amplifier is built with advanced technologies and components to ensure optimal performance and reliability. It features a Class AB circuit design, which strikes a balance between efficiency and power output, allowing the amplifier to deliver high-quality sound while minimizing heat generation. The amplifier also includes a thermal protection system, which automatically shuts off the amplifier if it overheats to prevent damage.

This amplifier is designed to fit seamlessly into your Toyota 4Runner. It measures 12.6 inches (32 cm) wide, 6.7 inches (17 cm) high, and 13.8 inches (35 cm) deep, making it a compact yet powerful addition to your vehicle. Its black finish matches the interior of most Toyota models, ensuring a cohesive aesthetic.

Installation is made easy with the included wiring harness, which connects the amplifier to your vehicle's audio system. The amplifier also features a turn-on/starter relay, ensuring that it only turns on when the ignition is on for added safety and convenience.

In summary, the Toyota 638-57841 Audio Radio Amplifier is a high-performance and reliable addition to your Toyota 4Runner's audio system. Its 4-channel design, advanced circuit technologies, and adjustable bass response make it an excellent choice for enhancing your vehicle's sound quality. With its compact size, easy installation, and stylish black finish, this amplifier is a great investment for music lovers looking to upgrade their in-car audio experience.

Pros and Cons of Buying Toyota 638-57841 Audio Radio Amplifier for 1999-2002 Toyota Tacoma (Runner)

1. Compatibility: This amplifier is specifically designed for the 1999-2002 Toyota Tacoma (Runner), ensuring a perfect fit and seamless integration with your vehicle's audio system.

2. Power: With a maximum power output of 55 watts RMS x 4 channels, this amplifier can deliver sufficient power to enhance the sound quality of your factory or aftermarket speakers.

3. Easy installation: The compact size and simple wiring requirements make it easy for DIY enthusiasts to install this amplifier in their vehicles.

4. Improved sound quality: By providing more power to your speakers, this amplifier can help improve the overall sound quality of your audio system, making your music listening experience more enjoyable.

5. Durability: Toyota is known for producing high-quality parts, and this amplifier is no exception. It is built to withstand the rigors of automotive use, ensuring a long lifespan.

1. Limited power: Compared to some aftermarket amplifiers, the Toyota 638-57841 has a relatively low power output. This may not be sufficient for those looking for an extremely powerful sound system.

2. Price: As a factory-installed option, this amplifier may be more expensive compared to aftermarket alternatives with similar power output.

3. Limited features: This amplifier is a basic unit and does not offer advanced features like subwoofer compatibility or built-in equalizers.

The Toyota 638-57841 audio radio amplifier is an excellent choice for 1999-2002 Toyota Tacoma (Runner) owners looking for an easy-to-install, reliable, and powerful amplifier to enhance their factory or aftermarket speaker system. Its compatibility, power output, and durability make it a worthwhile investment for those seeking to improve their in-car audio experience without the need for complex installations or advanced features.

If you are a Toyota Tacoma (Runner) owner from 1999 to 2002 and are looking to upgrade your factory or aftermarket speaker system's sound quality, the Toyota 638-57841 audio radio amplifier is a solid choice. It provides sufficient power, easy installation, and the reassurance of Toyota's build quality. However, if you require more power or advanced features, consider exploring aftermarket alternatives that cater to your specific needs.

Details:

Transmissions: Replace the following with new parts: front pump and output shaft seals, pan gaskets filter. Warranty is contingent upon oil and filter change per manufacturers specifications as to type at installation every 5,000 kilometres thereafter. Manual transmissions follow the same procedure as above if applicable. Warranty covers slippage, shifting failures and/or bearing noise.

Shearing or breaking of teeth in a standard transmission is not warranted under any circumstances. This part may have accessories that are attached and must be removed or switched for proper installation. Flush or replace transmission cooler and lines. The words un examined or unchecked on the delivery note/docket are not acceptable.

Warranty is not transferable. 4 RUNNER 2000. Clear all computer fault codes. B Failure caused by towing a trailer unless your vehicle is rated the manufacturer for.

Fitment: 4 RUNNER 99-00 amplifier, w/CD, 01-02 amplifier. Adjust shiftier and kick down cables linkage if applicable. Engine installations follow the procedures: Replace following parts if applicable: timing belt, water pump, thermostat, spark plugs, fluids, oil pan gasket, and filter. All the above installation should be in accordance with manufacturer guidelines including proper quantity and fill levels of fluids any technical service bulletins updates.

Failure caused by or related to collisions, theft, vandalism any act of God. Engine warranty is contingent upon installation of new intake manifold gaskets. All parts are covered by our 30-Day Money-Back Guarantee.

Warranty is valid to original purchaser only.

part #: 638-57841 prices

• $25.00-$99.99

specifications auindau:

• for makes: Toyota
• for years: 1999-2002
• part type: Radio Amplifier
• conditions options: Amp
• genuine oem: Yes
• ipn: 638-57841
• year: 2000
• manufacturer warranty: 90 Day

offer auindau:

• sold: 0
• options: Ship-to-home
• best offers: True
• availability: In Stock
• quantity: 1
• started: July 28, 2025

seller auindau:

• # reviews: 18369
• rating: 94.8%
• city: Bloomfield, Iowa

returns auindau:

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

shipping auindau:

• cost: $0.00
• class: Expedited
• type: Fixed
• transit: 4-10 Days
• service: USPS Priority Mail
• carrier: USPS

payments auindau:

• credit card: Visa
• other
• wallet: Paypal

general auindau:

• Car Truck Parts Accessories > Interior Parts Accessories > Switches Controls
• condition: Used

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