Can I put 89 gas in my Infiniti Q50? What you need to know

If you're standing at the gas station questioning can i put 89 gas in my infiniti q50 , the short answer is that while the car will formally run, it's actually not a great idea. Infiniti designed this car—especially the newer models with the a few. 0-liter twin-turbo engines—to perform best upon premium fuel. Moving mid-grade 89 octane might save you a few dollars with the nozzle today, but it could lead to some annoying performance issues or even pricey repairs lower the road. ...

March 21, 2026 · 7 min · Koehler Preciado