I just check my tires every few weeks. You can probably get aftermarket pressure moniters, they replace the valve stems.

I currantly run 32 all around in my SDL, when I fill up the tank I'll pump them up to 36 and see if I get a mileage difference.

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2006 CL500
1969 280SE
2023 Ram 1500
2026 Genesis GV70
2007 Tiara 3200