2023 NAPA Auto Parts BlueDEF 150 (Irwindale)

The 2023 NAPA Auto Parts 150 was an ARCA Menards Series West race that was held on July 1, 2023, at the Irwindale Speedway in Irwindale, California. It was contested over 150 laps on the 0.50 mi oval. It was the sixth race of the 2023 ARCA Menards Series West season. Trevor Huddleston came out victorious, for his 3rd career victory.