Toyota's naturally aspirated V-10 from the LFA was a one-and-done affair since the 4.8-liter engine was sadly never used in another model. However, at one point, the sweet music made by the 1LR-GUE, co-developed with Yamaha, was baked into a normal car. It was more of an experiment to discover how the high-revving, even-firing engine's roar would sound in something other than a supercar.
