Tuning Talk #32 “If you tune it, the engine will break.” That’s probably the most common thing people hear — and it’s simply not true. Jimmy breaks down the biggest myth in ECU tuning. When tuning is done properly, nothing breaks. No blown engines, no hidden damage. Problems only happen when people don’t know what they’re doing. In reality, manufacturers do the exact same thing themselves. BMW, Volkswagen, and many others release identical engines with different power levels — the only differenc