These little guys are basically doorways into the engine. They open and close to let air and fuel into the combustion chamber – that's where everything happens to make your car go. They work in perfect timing with the camshaft, and they have to seal tightly when closed to build the right compression. It’s a pretty precise operation. Think of it as part of the engine’s breathing system. The intake valve is one half of that breathing – the exhaust valve lets the burned gases out. Without a properly functioning intake valve, the engine just can’t get enough air and fuel to run efficiently, or sometimes at all. It's a core component of how your engine makes power. A failing intake valve will really make itself known. You’ll notice if it’s sticking or burned – likely a loss of power, rough idling, maybe even a misfire. It’s one of those parts where even a small problem can snowball into something bigger. If one valve goes bad, others aren’t far behind, and you could end up needing to do a whole valve job. Parts like these are available from places like Fixparts Online, but getting a good quality valve and making sure it's installed correctly is essential. It acts like a shield protecting the engine's core functionality, and a breakdown can cause serious damage if ignored. Your assurance of quality: Intake Valve (MPN QMK667080) comes with a 12-month warranty!

Why Choose Mercedes-Benz Trucks?

• Keep your truck running its best with parts made specifically for it. That means a better fit and reliable performance. • Genuine Mercedes-Benz parts are built to last, helping you avoid costly repairs and downtime on the road. • We offer a wide range of parts, from routine maintenance items to complex engine components, all readily available. • Trust the quality and expertise of Mercedes-Benz – we stand behind every part we sell, ensuring peace of mind for you and your business. Mercedes-Benz Trucks delivers excellence, FixParts Online delivers to your door.