4H0129615E Left Side Engine Air Intake Hose Pipe for Audi A8 D4 S8 4.0L

Left Side Engine Air Intake Hose Pipe for Audi A8 D4, S8 4.0L (4H0129615E)

1. Part Number: This left-side air intake hose pipe features OEM part number 4H0129615E, ensuring strict adherence to Audi’s engineering specifications. The code validates authenticity and guarantees a factory-precise fit for seamless integration into the 4.0L engine’s air intake system.
2. Vehicle & Engine Fitment: Specifically engineered for:
   • Audi A8 D4 (2010–2017)
   • Audi S8 (D4) (2012–2017)
     Exclusively compatible with the 4.0L V8 twin-turbo engine. Verify your vehicle’s production year and trim to confirm left-side placement compatibility.
3. Function & Quality: Channels filtered air from the air filter housing to the turbocharger, critical for maintaining optimal air flow, combustion efficiency, and power output. Constructed from heat-resistant EPDM rubber with reinforced textile braiding, it withstands underhood temperatures up to 120°C and turbocharged pressure fluctuations. Precision-molded bends and secure fittings ensure an airtight seal, preventing unfiltered air ingress. Replacing worn hoses restores proper airflow, protects engine components, and preserves the 4.0L engine’s performance in A8 D4 and S8 models.

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