Don’t Ignore Your Oil Filter — Silent Engine Damage Starts Here. Your engine oil may be fresh—but if the oil filter is clogged, the engine is still running on dirty, contaminated oil. A blocked oil filter reduces oil flow, increases friction, and sends sludge and metal particles directly into the engine. This leads to faster wear, overheating, poor performance, low fuel efficiency, and long-term internal damage that begins silently with no early warning signs. Most car owners don’t realize that

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