Exhaust Manifold Audi A4 B8 A5 8T 3.0 FSI V6 CALA Cyl 4-6 Left N/S 06E253033F

The Audi A4 B8 A5 8T 3.0 FSI V6 CALA Exhaust Manifold Cyl 4-6 Left is an original part from the Exhaust Manifolds group, designed to serve the left cylinder head of the V6 FSI engine. Engineered for specific Audi models, it ensures proper exhaust gas evacuation from cylinders 4-6, stable exhaust system operation, and correct thermal conditions for the engine.

Specifications and technical data

• SKU: 06E253031K
• Mark: Audi
• Condition: Used
• OEM Part Number: 06E253033F
• Substitutable numbers: 06E253033F, 06E 253 033 F, 06E253031K, 06E 253 031 K
• Location on the vehicle: Left
• Category: Manifolds & Headers

Intended Use and Fitment for the 3.0 FSI V6 Unit

The presented exhaust manifold is dedicated to the 3.0 FSI V6 gasoline engine with the CALA designation, used in Audi A4 B8 and Audi A5 8T models. The manifold's design has been developed to precisely cooperate with the left engine cylinder head and the vehicle's exhaust system, maintaining factory exhaust flow parameters and mounting geometry.

Thanks to its original origin, the manifold retains the correct positioning relative to the outlet ports, seals, and subsequent system components, which reduces the risk of leaks, unwanted stress, and accelerated wear of adjacent parts.

Technical and Functional Characteristics

As the left-side exhaust system component, the manifold is responsible for collecting exhaust gases from three cylinders and directing them further into the installation. The appropriately selected length and cross-section of the channels promote uniform cylinder emptying, which helps maintain stable engine operation across the full load range.

Key advantages of this solution include:

• factory geometry matched to the 3.0 FSI V6 CALA engine,
• correct positioning relative to the cylinder head and the rest of the exhaust system,
• maintenance of original exhaust gas flow parameters,
• compatibility with original mounting points and accessories.

This type of manifold is particularly important for repairs related to leaks, cracks, or deformations of the left-side exhaust components, where restoring factory sealing and proper exhaust routing is required.

Vehicle Placement and Installation Aspects

The manifold is intended for installation on the left side of the vehicle, on the cylinder head serving cylinders 4-6. This placement requires maintaining the correct order of disassembly and reassembly of accessories in the engine bay to avoid stressing connections and seals.

When replacing, it is recommended to:

• check the flatness of the mating surface with the cylinder head,
• replace seals and fasteners with new ones,
• inspect the condition of subsequent exhaust system sections,
• tighten precisely according to the vehicle manufacturer's recommendations.

This approach helps maintain stable exhaust system sealing and reduces the risk of repeat intervention in a short period.

Component Condition and Service Application

The offered exhaust manifold is a used part, making it an attractive solution for service repairs where combining original construction with a reasonable cost is a priority. In many cases, using a used OEM manifold can avoid problems typical of aftermarket parts with simplified geometry or lower casting quality.

It is a practical choice for both standard replacement of a damaged manifold and for major overhaul work on the 3.0 FSI V6 unit, when restoring full functionality to the left-side exhaust system is necessary.

Exhaust System Expansion and Technical Knowledge

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other parts from the same group, such as additional manifolds, connecting sections, or mounting components, check the available parts in the Audi Exhaust Manifolds category.

For users interested in a broader technical context and selecting used parts for exhaust systems, including manifolds in cars of various makes, the guide article will be useful: Performance Exhaust Systems: Used Manifolds and Sport Catalytic Converters on the Road.

If you want to better plan your car's service and learn which components are most frequently replaced, it is also worth familiarizing yourself with practical tips in the material: Top 10 Most Frequently Replaced Parts in Your Car.