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Tire Pressure

Wheels and Tires

Vehicle Information: Year: 1997; Body Type: Coupe; Total Mileage: 57,000;

The recommended tire pressure by Porsche is:225/40/18 Front 36 psi285/30/18 Rear 44 psiI am going on an extended trip with 1000 highway miles ahead of me. I would like to lower the air pressure to soften the ride to and from my destination. I am thinking 36 rear and 30 front.Could you offer any guidance?

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