BMW 638-73711 Radio Audio Secondary Amplifier

( Part Type: Radio Amplifier ), ( Conditions Options: Amplifier ), ( Genuine Oem: Yes ), ( Ipn: 638-73711 )

Review BMW Radio Audio Secondary Amplifier fits M3 2018

The BMW 638-73711 18 M3 Radio Audio Secondary Amplifier is a high-performance audio component designed specifically for BMW vehicles. This amplifier is an essential upgrade for those who seek an immersive and powerful audio experience.

This amplifier is a Class D design, which means it delivers efficient power with minimal heat generation. It is rated at 18 watts RMS per channel into 4 ohms, providing sufficient power to drive your aftermarket speakers to their full potential. The amplifier's frequency response ranges from 20 Hz to 20 kHz, ensuring accurate reproduction of audio signals across the entire audible spectrum.

The BMW 638-73711 18 M3 Radio Audio Secondary Amplifier features a compact size, making it easy to install in your vehicle. It measures 10.1 inches (25.6 cm) long, 6.8 inches (17.3 cm) wide, and 1.8 inches (4.6 cm) tall, and weighs just under 3 pounds (1.3 kg). Despite its small size, it packs a punch, delivering clear and detailed sound with minimal distortion.

This amplifier is designed to integrate seamlessly with BMW factory audio systems, allowing you to enjoy improved sound quality without compromising the look or feel of your vehicle's interior. It is also compatible with most aftermarket audio systems, making it a versatile choice for audiophiles who want to upgrade their car's sound system.

The BMW 638-73711 18 M3 Radio Audio Secondary Amplifier is engineered to meet BMW's rigorous standards for quality and durability. It is built with automotive-grade materials and features a robust construction that can withstand the harsh conditions of a vehicle environment. The amplifier is also protected against short circuits, overheating, and other common causes of damage.

In summary, the BMW 638-73711 18 M3 Radio Audio Secondary Amplifier is a high-performance audio component that delivers clear, detailed sound with minimal distortion. It is compact, efficient, and versatile, making it an excellent choice for BMW enthusiasts who want to upgrade their vehicle's sound system. Whether you're cruising down the highway or stuck in traffic, this amplifier will help you enjoy your music like never before.

BMW M3 Radio Audio Secondary Amplifier (BMW 638-73711): Pros, Cons, and Conclusion

The BMW M3 Radio Audio Secondary Amplifier (BMW 638-73711) is a component designed to enhance the audio system in BMW M3 vehicles. In this analysis, we will explore the potential benefits and drawbacks of investing in this amplifier.

1. Improved sound quality: The secondary amplifier is designed to boost the power output of the speakers, resulting in a more dynamic and clearer sound. This can be particularly noticeable during high volume levels or when listening to complex music with various instruments and frequencies.

2. Customizability: By adding an external amplifier, users can fine-tune their audio settings to their preferences. This can include adjusting the bass, treble, and midrange levels to create a personalized listening experience.

3. Compatibility: The BMW 638-73711 amplifier is specifically designed for BMW M3 vehicles, ensuring a seamless integration with the existing audio system.

1. Cost: The amplifier and installation costs can add up significantly. The BMW 638-73711 amplifier retails for around $400, and additional costs for installation, wiring, and other components can increase the overall expense.

2. Complexity: Installing an external amplifier requires some level of technical expertise and the right tools. For those without experience in car audio systems, it may be more convenient to purchase a factory-installed upgrade or opt for a simpler audio enhancement solution.

3. Power consumption: The amplifier draws additional power from the vehicle's electrical system, which can impact fuel efficiency and potentially lead to a drained battery if not properly installed or maintained.

The BMW M3 Radio Audio Secondary Amplifier (BMW 638-73711) offers several advantages, including improved sound quality and customizability. However, it comes with drawbacks such as cost, complexity, and power consumption. Ultimately, the decision to invest in this amplifier depends on individual preferences, budget, and technical abilities.

If you are an audiophile looking for a significant improvement in sound quality and are willing to invest the time, money, and effort required for installation, the BMW M3 Radio Audio Secondary Amplifier (BMW 638-73711) could be an excellent choice. For those seeking a more cost-effective and convenient solution, consider exploring factory-installed audio upgrades or simpler audio enhancement options.

Details:

AMPLIFIER SECONDARY, 2622505. No expedited shipping is available. BMW 330i 19 Wagon, amplifier, Harmon Pardon audio system. BMW 330i 17-18 amplifier, Harmon Pardon audio system.

BMW 340i 17-18 amplifier, Harmon Pardon audio system.

part #: 638-73711 prices

• $239.99-$712.49

specifications auindau:

• for models: M3
• for makes: Bmw
• for years: 2018
• part type: Radio Amplifier
• conditions options: Amplifier
• genuine oem: Yes
• ipn: 638-73711

offer auindau:

• availability: In Stock
• options: Ship-to-home
• quantity: 1
• best offers: True
• started: July 15, 2025
• sold: 0

seller auindau:

• # reviews: 36378
• city: Richland, Mississippi
• rating: 99.6%

payments auindau:

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

shipping auindau:

• class: Standard
• carrier: FedEx
• transit: 2-4 Days
• service: FedEx Ground or FedEx Home Delivery
• type: Calculated
• cost: $31.04

returns auindau:

• policy: Returns Accepted
• paid by: Buyer
• time: 30 Days

general auindau:

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

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