Shielding Cold Air Intakes to Maintain Power Levels
If you do a deep dive on the Internet, the rule of thumb for ambient temperatures and horsepower figures on a V8 engine is...
Raising the Bar – AEM enhances air-fuel-ratio measurement with its new X-series wideband sensor...
When AEM released its first wideband air-fuel-ratio gauge, just a little more than a decade ago, car tuning was beginning to emerge as the...
Reducing Rotating Mass – Lightweight Flywheels and Clutches Unleash More Power
Flywheels are necessary on piston engines because they preserve the momentum from one combustion stroke to the next. Early engines were so inefficient they...
Infinite Control – AEM’s new Infinity stand-alone engine management system does it all
When Daniel Wennerberg was preparing his BMW E46 M3 to compete at the NASA National Championships, he went beyond the stock engine management system,...
HPDE46 – Overcoming Deferred Maintenance on a ZHP E46 to Make It “Trackable”
The idea behind finding a new-to-me car was simple. I wanted a fun daily driver I could take to the track every now and...
Great New Safety Gear For 2025
Every year there are new developments in racing safety, and 2025 is no exception. Whether you are just getting started or a multi-time champion,...
Making Use of OEM Hardware on a Racecar
Engineers and designers who work for OEM automobile manufacturers spend years working on their education. When they do finally land a job with a...
Pop Goes the Shock Hat
Pulling the shock hats off production cars can be dicey. People have lost fingers doing it, but it’s not terrible on the factory shocks...
Setting Air Pressures for HPDE
You made it to your first track day. It is something you have been waiting to do for a long time, and you finally...
The Art of Scavenging – Myths and methods of getting burned gases out of...
For the longest time, the prevailing wisdom in the paddock with regard to exhaust was the bigger the pipe, the better. Bigger pipes let...
