An attenuator increases the safety of the car by decreasing G-force levels. Team Penske is believed to have filled in a gap to eliminate a slight lip, which can slow the car down. Team Penske's ...
Josef Newgarden's car he won the 2024 Indy 500 with had the same modified attenuator Penske failed tech inspection with during qualifying for the 2025 race. INDIANAPOLIS — The violation that sent ...
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