👉🏻 How to Replace a Cracked Intake Intercooler Pipe on a Mercedes S350d W221 (2010–2013) | DIY Fix

In this video, I’ll show you how to remove and replace a cracked intercooler pipe on a Mercedes-Benz S350d W221 (2010–2013). If your S-Class loses power, makes a hissing noise, or you see black smoke from the exhaust, the boost pipe or intercooler hose might be split — causing air leaks and reduced turbo performance. We’ll go step-by-step through: ✅ Diagnosing a boost leak ✅ Locating the damaged intercooler pipe ✅ Replacing it with a new OEM or aftermarket part ✅ Clearing the check engine light if needed 🚗 Applies To: ✅ Mercedes-Benz S-Class W221 (2010–2013) ✅ Models: S350d, S320 CDI, S350 CDI, S400 CDI ✅ Engines: OM642 3.0L V6 Diesel ✅ Also found on: Mercedes E-Class W212 (E350 CDI) Mercedes ML W164 / GL X164 Mercedes CLS W218 🧰 Parts & Tools Used (Amazon Affiliate Links): 🔹 Intercooler Pipe / Turbo Hose (OM642 Engine) – [Amazon link] 🔹 Hose Clamps Set – [Amazon link] 🔹 Torx Socket Set – [Amazon link] 🔹 Engine Cleaner / Degreaser – [Amazon link] 💡 Tips: ⚙️ Always check O-rings and seals when replacing boost pipes. ⚙️ Clean around the pipe before removal to prevent debris entering the turbo. ⚙️ After replacement, let the engine idle for a few minutes to confirm no leaks. 📹 Related Videos: Mercedes W221 Air Filter Replacement 👉 [link] Mercedes S350d Oil & Filter Change 👉 [link] Mercedes W221 Coolant Check & Top-Up 👉 [link] 🔔 Subscribe for more Mercedes DIY repair tutorials — learn how to save money and fix your car at home 💰 👍 Like, Comment & Share to support the channel. ⚠️ Disclaimer: This video is for educational purposes only. Always make sure the engine is cool before starting work. I am not responsible for any damage or injury caused while following these steps. 💬 Affiliate Disclosure: Some of the links in this description are affiliate links. As an Amazon Associate, I earn from qualifying purchases — at no extra cost to you. Your support helps me make more free DIY repair content 🙏