The BMW M5 CS tuned to 799HP and 1125NM, featuring custom downpipes, a larger intercooler, and ECU tuning. Captured on the dyno with pure exhaust sound and power runs showing its performance upgrades.

A modified BMW E46 M3 sits on a dyno, showcasing performance gains from Supersprint headers, exhaust upgrades, and an optimized ECU tune. NATO scrambles jets after Kremlin warns Britain King Charles ...