Fox Sports’ “Crank It Up” became a fan-favorite NASCAR broadcast segment during the Gen 4 era, when the cars were pumping out 750–900 horsepower and the sound of a full field at speed was nothing short of thunderous. During these segments, the commentary would fade out and viewers were immersed in pure engine noise, tire squeals, and roaring packs of V8s — a raw, unfiltered slice of what NASCAR really sounds like from trackside. The segment used a mix of isolated in-car audio, ambient mics, and