Pirelli P4 Four Season Plus Tires are On Sale and Ship Free! The Pirelli P4 Four Season Plus is a all season touring tire dedicated to coupes, sedans and minivans. Created from innovative materials and processing it contains over 18 different ingredients. The new P4 Four Seasons Plus is an optimal balance for high mileage and all season performance. It delivers outstanding performance in all weather conditions, comfort and fuel savings.