No. 55 T-180

Infinite 55 is the fan-name of a background car featured in the Speed Racer film.

Background
The most notable element of this vehicle are the hundreds of sponsors on its body, being sponsored by most of the companies / teams from the movie. Given this, it is unknown if the T-180 it belongs to a single team in addition to the hundreds of sponsors or not.

Grand Prix
In the Grand Prix race it is parked next to the Mach 6 at the beginning, and later on is the second car to push Speed into the wall alongside Skullmelter. It is destroyed after Speed jumps off the wall.

Trivia

 * This car is known for having several sponsors plastered on its body. The filmmakers have stated behind the scenes that there are two hundred of them in total.
 * Infinite 55 has the same body shape as Grey Ghost's Fumée, Autobacs' Garaiya, the Masurai, the Firebatter T-180 and the Generic T-180 A.