The Nissan VQ40DE is a 4.0L V6 engine that made its debut in the 2005 Frontier, Xterra, and Pathfinder. It offers a solid 261-275 horsepower and 281-288 lb-ft of torque. VQ40 engines also offer a good balance of reliability and fuel economy. Although, no engine is perfect and that applies to the Nissan 4.0 engine too. In this guide, we discuss a few common Nissan VQ40DE engine … [Read more...] about The 3 Most Common Nissan VQ40DE Engine Problems