Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? As you've heard many times, your car's engine is nothing but a big air pump. It sucks ...

Exhaust leaks go, “WOOOOOOOOO…. You should be up cookin’ breakfast or somethin’, that’s like an alarm clock, WOOOO WOOOOO.” Wait, those are whistle tips, but exhaust leaks can be nearly as loud and a ...

No smoke machine? No problem. Learn how to check for engine vacuum leaks using visual cues, soapy water, and DIY tricks to ...