ESR4122 | Intercooler Hose - 2.5 Diesel BMW M51 | Range Rover P38 1994-2001
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To check the stock of Genuine Parts before placing an order please use our Contact Us page
Land Rover Part Number: ESR4122 - Intercooler to Inlet Manifold Air Hose
ESR4122 is an intercooler-to-inlet-manifold air hose for 2.5 Diesel BMW M51 engines. Fitted within the charge-air system, this hose carries cooled, pressurised air from the intercooler into the inlet manifold to ensure correct air delivery for combustion; it must sit securely under clamp connections and remain free of splits, collapsed sections or heavy oil contamination.
Compatibility
- Range Rover P38 (1994-2001) - 2.5 Diesel BMW M51
Frequently Asked Questions
ESR4122 routes cooled, pressurised charge-air from the intercooler into the inlet manifold of the 2.5 Diesel BMW M51 engine, ensuring the correct air supply for combustion. It helps maintain intake-system pressure and should be checked for splits, oil contamination or loose clamps that can cause boost leaks and reduced engine performance.
| Model | Variant |
|---|---|
| Land Rover Range Rover P38 (1994-2001) | 2.5 Diesel BMW M51; 2.5L 300 Tdi, Turbo Diesel |
If you are unsure of compatibility with your vehicle, you can also confirm by checking against your V.I.N. Simply reach out to us with your V.I.N and desired part number via our Contact page or use our Finding Part Numbers page.
Inspect the hose at every service and replace it if there are visible cracks, splits, heavy oil contamination, or any signs of air leakage; replace immediately if damaged to prevent turbocharger or engine performance issues.
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