Several aftermarket manufacturers sell engine intake air filters that they claim provide better airflow and increase a car’s horsepower and acceleration as a result. Some of these companies have many ...

My 2012 Mark 6 Volkswagen gti has a NueSpeed Cold Air Intake system on it with a K&N Air Filter. It helps deliver more air ...

If an engine’s induction system is only as good as its weakest link, then a set of 400-cfm cylinder heads, giant intake valves, and mega-flow carburetors don’t mean squat if they’re getting choked ...

If you drive a car with an internal combustion engine — basically any modern vehicle that isn't electric — it requires a combination of oxygen and fuel to run. The fuel comes in the form of gasoline ...

K&N Engineering has expanded its Performance Diesel lineup with new NextGen Air Intake Systems and Dryflow replacement air filters for late-model Ford, GM, and Ram diesel pickups. For Off-Road.com ...

out the new “Build Your Own Air Filter” engine at www.afepower.com. Simply log on and enter your filter Pro Guard 7 and Pro Dry S) and you will have your custom filter chosen and ready to order.

Regular readers will recall last month's testing of two Motordyne bolt-ons that successfully proved Helmholtz resonance can be used to increase exhaust gas scavenging and help your ride put out a few ...

There is a huge selection of cold air and ram air intakes on the market - but these are among the best. A cold air intake is one of the most common modifications made to modern-day vehicles. A cold ...

Why performance air intakes might be a great, low-cost investment if you’re looking for more power. Why are aftermarket air intake systems so popular? A related question might be, why replace the ...