The Gunther Werks 'Project Endgame' Turbo Speedster Is a Truly Marvelous One-Off 911 - Road & Track

Gunther Werks doesn't want to name the owner of this bespoke Porsche 911-based speedster. But the Iron man-themed livery and Infinity Gauntlet shifter certainly make an impression.

Theres no shortage of shops willing to build you a seven-figure take on the air-cooled Porsche 911. And while the 964 generation seems to be the most popular starting point for these builds, the team…