We recently discussed diesel programmers and the role they play in our pursuit of higher performance. Although the OBD-II-driven devices have many different functions, changing the parameters in a ...

BMW’s N55 engine was a remarkable achievement, even for a company as adept as building engines and cars as BMW. The first BMW engine to combine turbocharging, direct injection, Valvetronic and ...

Tuning is the origin of hot rodding. Back in the day, Pontiac owners with a taste for performance would dial in their cars' air/fuel ratios and timing among other things to squeeze a few more ponies ...

After military service a career as war correspondent was on the cards. But then an exclusive bursar programme in automotive journalism came 'a-knockin' - and so a 26-year journey spanning newspapers, ...

Back in "the old days" (2002-2003), the process for tuning a C5 was considerably more intricate than it currently is. At that time, you had to use one program to log and analyze data, and another to ...

Whether basic bolt-ons or forced-induction, gearheads can’t help but modify their rides. With the rise of handheld and PC-based ECU tuners, folks have an easier time than ever making big power from ...