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How your car’s vacuum leaks ruin performance
Your car’s performance depends on precise control of air, fuel, and spark, and vacuum leaks quietly disrupt that balance.
One of the first modifications many enthusiasts make to their ride is adding a cold-air intake. This replaces the stock intake, a complex, convoluted contraption of pipes and baffles that keep the ...
Fast Lane Only on MSN
Why your car’s air filter affects performance
Your engine breathes through its air filter, and every drive depends on how freely that air can flow. A clean, well chosen filter can sharpen throttle response, protect expensive components, and even ...
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