Bidders and spectators were left shocked Saturday when a $25 million bid went unaccepted by Jerry Seinfeld, who refused to part with his 1969 Porsche 917K.

Jerry Seinfeld could've broken an auction record for Porsche if he decided to sell the coveted vintage car for a whopping $25 million at the Mecum's Kissimmee auction

A legendary 1969 Porsche 917K, once owned by Hollywood icon Steve McQueen and currently in possession of comedian Jerry Seinfeld, is set to hit the auction block at Mecum's Kissimmee event last Saturday. The car is tipped to become the most expensive Porsche ever sold.

Porsche used in 'Le Mans,' purchased by actor Steve McQueen and later acquired by Jerry Seinfeld was auctioned Saturday in Florida but it did not sell.

Porsche 917, which was owned by and driven by Steve McQueen in the film Le Mans, was put up for sale at Mecum's Kissimmee auction - but Jerry Seinfeld decided against selling.