Audi R8 42 Exhaus Manifold Bracket Support Mount Holder Left 420251375

The Audi R8 42 Exhaust Manifold Bracket Left is an original structural component of the exhaust system, designed for installation on the left side of the vehicle. It provides stable support for the exhaust manifold, reducing unwanted stress and vibrations in the critical engine area.

Specifications and technical data

• SKU: 420251375
• Mark: Audi
• Condition: Used
• OEM Part Number: 420251375
• Substitutable numbers: 420251375, 420 251 375
• Location on the vehicle: Left
• Category: Other Exhaust & Emission Parts

Purpose and Function of the Component

The left exhaust manifold bracket for the Audi R8 is responsible for rigid, repeatable positioning of the manifold relative to the engine block and other exhaust system components. A correctly selected bracket:

• stabilizes the exhaust manifold under high temperature and dynamic load conditions,
• reduces the risk of manifold cracks and leaks at connections,
• maintains the correct exhaust system geometry, which contributes to preserving the engine's factory performance parameters.

Its placement on the left side of the vehicle allows for precise fitting to the factory mounting points in the Audi R8 42 generation.

Construction and Fitment for Audi

The bracket is designed as an OEM Audi part, ensuring compliance with factory technical documentation and proper fitment with the manifold and adjacent components. The bracket's construction includes:

• dedicated geometry for the Audi R8 42 exhaust system,
• appropriately spaced mounting points to the block and manifold,
• a strength reserve for thermal and mechanical loads typical for high-power engines.

This ensures a predictable installation process without the need for modifications or forcing the component into place.

Benefits of Using an Original Bracket

Using the correct exhaust manifold bracket for the Audi R8 offers tangible operational benefits:

• maintaining predictable exhaust system behavior at high RPMs and under load,
• reducing vibration transfer to the manifold and adjacent components,
• minimizing the risk of connection leaks, which helps maintain proper exhaust pressure,
• better protection of adjacent components (bolts, gaskets, heat shields) from excessive stress.

For a sports car like the Audi R8, proper manifold support is crucial for both durability and stable engine performance parameters.

Condition, Origin, and Service Application

The offered bracket comes from the original Audi production line and is a used part, allowing for economical repair or reconstruction of the exhaust system while maintaining factory specifications. It is particularly suitable for situations such as:

• mechanical or fatigue damage to the existing bracket,
• upgrading or restoring the exhaust system to its original specification in the Audi R8 42,
• precise vehicle reconstruction after a collision or engine block repairs.

Selecting a part with the correct placement on the vehicle (left side) is key for proper installation and avoiding assembly stresses.

More Products and Technical Knowledge

If you are looking for other items in the Other Audi Parts category, check out our offer, where you will find a wide selection of structural and mounting components: Other Audi Parts.

For those interested in the construction differences between sports and standard versions, including solutions for the engine, braking system, and chassis, we recommend the article: Audi RS vs Other Models – What Lies Under the Hood and Chassis?. This is a valuable addition to your knowledge when planning service work and selecting appropriate components.