Like many wonderful and useful scientific things, nitrous oxide was discovered by accident in 18th-century England, and much later (during the '30s and '40s) it was used by dentists as an anesthetic.

The answer to that depends on how you use your 4x4 and where you think it needs improvement. Nitrous is what's called a power adder. If you want your V-6 to feel like a V-8, or your small-block to ...

One of the biggest "bang for the buck" products for your diesel is nitrous oxide. There's not much else on the market that can boast an increase of 100 or more horsepower, for less than $500. With our ...