Penske drivers Josef Newgarden and Will Power have been penalized in an Indy 500 cheating scandal for altering a car's attenuator. What's an attenuator?

Penske drivers Josef Newgarden and Will Power have been penalized in an Indy 500 cheating scandal for altering a car's attenuator. What's an attenuator?

PowerXP Maxi motorized attenuator is upgraded version of renowned Watt Pilot Enhanced motorized attenuator. This device attenuates free space laser beam continuously without introducing additional ...