The Infiniti Q45 was a full-size luxury car sold by Nissan's Infiniti

Infiniti

is the luxury division of automaker Nissan. Infiniti officially started selling vehicles on November 8, 1989 in North America. Marketing operations have since grown to include the Middle East, South Korea, Russia, Taiwan, China, Ukraine and the United Kingdom. Infiniti began sales in additional...

 marque from 1990 until 2006. It is a rear wheel drive, four-door sedan powered by a V8 engine

V8 engine

A V8 engine is a V engine with eight cylinders mounted on the crankcase in two banks of four cylinders, in most cases set at a right angle to each other but sometimes at a narrower angle, with all eight pistons driving a common crankshaft....

. Early generations were based on the automaker's Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

ese-market flagship sedan, the Nissan President

Nissan President

The Nissan President was a Japanese luxury limousine produced by Nissan from 1965 to 2010. The car was mainly used by corporate executives and government officers. It was a luxury sedan specifically aimed to the Japanese market, where its main competitor was the Toyota Century.The President was...

, while models produced after 1997 were based on the slightly smaller Nissan Cima

Nissan Cima

The Nissan Cima is a large luxury sedan produced by Nissan Motor Co., Ltd. for the Japanese market. The car's name is derived from Spanish for "summit". The hood ornament uses an image of an acanthus leaf. The acanthus leaf was commonly used by classical Greeks to make a wreath for use as a...

. Exports of the Q45 ceased after 2006, but the Cima continued to be sold domestically until August 2010, when production of both the Cima and President ended.