Porsche 70 Years: There Is No SubstituteTheres something for every Porsche enthusiast in Porsche 70 Years: There Is No Substitute, whether rear engine 911 loyalist, race fan or follower of contemporary vehicles. Fasten your seat belt and hit the gas. Porsche is one of the most important and iconic automotive manufacturers in history. From its first 356 to todays technical tour de force, the 918, Porsche has advanced from strength to strength for nearly seven decades. In Porsche 70 Years: