Nissan VQ30DE engine
The 3.0-liter Nissan VQ30DE engine was introduced in 1994 as the flagship model of the VQ line. This powertrain was used in many popular models of the company, including the Infiniti I30. In 2000, an updated and more efficient version of this engine, designated as VQ30DEK, was introduced. The VQ30 series also includes the following engines: VQ30DET, VQ30DD, VQ35DE, VQ35DD, VQ35HR, and VQ37VHR.