This little guy's job is pretty simple, but super important. It opens and closes to let the air and fuel mixture into the engine’s cylinder. Think of it like a doorway – it lets the good stuff in for combustion, and then slams shut to hold it all in while the engine does its thing. It works with other parts, like the camshaft and valve springs, to make sure everything happens at exactly the right time. It's a core part of the engine, naturally. Every engine needs valves to run. When the piston goes down, creating suction, the intake valve opens, and the engine "breathes" in the air/fuel mix. Without it opening and closing properly, nothing happens. It’s one of many valves working together in each cylinder – usually multiple intake valves per cylinder in modern engines. Well, if it fails, you'll notice it. Usually, you’ll see a loss of power, rough idling, or even the engine not starting at all. It can also cause a misfire, which means one or more cylinders aren’t firing correctly. A bad valve can eventually damage other engine components if it isn’t addressed. They're built to take a beating – constant heat and pressure – but they do wear out over time. You can find replacements pretty easily, and sites like Fixparts Online usually have a good selection. They really act like a shield protecting the critical parts of your engine, so keeping them in good shape is key. Built to last: Intake Valve (MPN 03L109601A) comes with a 12-month warranty for your assurance!

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• Get parts made specifically for your VW, ensuring a perfect fit and reliable performance. • Volkswagen parts are quality-tested to meet high standards, so you can drive with confidence. • Using genuine VW parts helps maintain your vehicle’s value. • We have a wide selection of parts, from everyday maintenance items to more complex components. FixParts Online – Your Trusted Source for Quality Volkswagen Auto Parts.