There's no shortage of tuners willing to extract enormous numbers from BMW's S58 six-cylinder engine. With enough money and hardware, a modern M3 or M4 can end up producing the sort of horsepower once associated with exotic supercars. AC Schnitzer has stopped at 610 hp. On paper that almost sounds restrained. In reality, it's an additional 80 hp over the...
The latest BMW M5 doesn't exactly suffer from a lack of power. With 727 hp from its hybrid-assisted V8 drivetrain, the G90 sedan and G99 Touring already have enough performance to make the idea of tuning one seem slightly unnecessary. AC Schnitzer disagrees. The German tuner offers a performance upgrade that takes output to 810 hp, while torque increases from...
With its most robust branch, SPOFEC, which focuses on heavy Rolls-Royce customizations, Novitec is back into the limelight with a new tune-up program on the already exotic Ghost Black Badge Series II, a luxury sedan that was given exceptional details at the front end and given a power injection under the hood. Talking about power, the Rolls-Royce Ghost Black Badge...
The BMW XM has never been a subtle machine. Even in factory form, the large performance SUV already delivers serious power. Yet for tuners, “serious” rarely means “enough,” and G-Power appears determined to prove that point once again. The German tuner has developed several upgrade packages for BMW’s standalone XM model, and the most extreme of them is named GP-1000....
There is something deliberate about the way dAHLer approaches the BMW M4 Competition Convertible G83. The numbers increase, yes, and quite substantially, yet the structure underneath remains untouched in principle. This is not a dramatic overhaul; it is an engine performance tuning module designed to integrate with the factory setup rather than override it. The upgrade is TÜV-approved and EPA-compliant....
