Hyundai Azera Soundproofing Review: Road Noise Reduction

Hyundai Azera Wheel House Soundproofing: Tackling Road Noise

Are you tired of the constant drone of road noise intruding into your Hyundai Azera's cabin? Whether it's the hum of tires on asphalt or the ping of small stones against the wheel well, this noise can significantly detract from your driving experience. While premium tires can help, they aren't the only solution. Wheel house soundproofing offers a targeted approach to significantly reduce this intrusive noise, creating a more serene driving environment. This review delves into the necessity, process, and effectiveness of this service, particularly for Azera owners.

The Soundproofing Process for Your Azera

The core of effective soundproofing lies in addressing the empty spaces within the wheel house and dampening the vibrations of the metal panels. In a recent installation on a Hyundai Azera at the "Today's Car" Changwon branch in Korea, the process began with the safe removal of the wheel house covers using a four-post lift. Technicians meticulously inspected the interior, noting the factory-applied sound-absorbing material. To enhance this, a thick layer of 3M D3 Thinsulate was applied using ultrasonic welding, providing a substantial upgrade in both thickness and sound absorption capabilities compared to the original material.

The removed wheel house covers were thoroughly cleaned and dried to ensure optimal adhesion of the soundproofing materials. The back of these covers were then completely covered with the 3M D3 Thinsulate, creating a barrier to absorb incoming road noise. Simultaneously, the metal surface of the wheel house itself received a layer of Pure Analog damping mat. This mat is crucial for suppressing the resonance and vibrations of the metal panel, transforming any tinny, hollow sounds into a more solid, substantial tone, thereby increasing cabin quietness. The front fenders were treated similarly, with the damping mat applied first to the metal, followed by the Thinsulate material in the wheel house cavity to ensure no space was left for noise to penetrate. All applications were performed meticulously to ensure no exposed materials.

Soundproofing vs. Undercoating: Understanding the Difference

It's important to distinguish between wheel house soundproofing and undercoating. Undercoating primarily focuses on preventing rust and corrosion on the vehicle's underbody, though it offers some minor noise reduction benefits. Wheel house soundproofing, on the other hand, specifically targets noise originating from the tires and road surface, as well as impacts from debris. While their primary goals differ, these services can complement each other. Combining both can lead to a significantly quieter and more comfortable ride, while also protecting your Azera from the elements and preserving its value. The cost for wheel house soundproofing can vary based on the vehicle's size, the extent of the work, and the specific materials used. For precise pricing, consulting directly with a service provider after a vehicle inspection is recommended.

Installation Process:

1. Remove wheel house covers and inspect the interior.
2. Apply 3M D3 Thinsulate to the wheel house covers using ultrasonic welding.
3. Apply Pure Analog damping mat to the wheel house metal panels to reduce vibration.
4. Attach the treated wheel house covers back onto the vehicle.