Back before PCV valves were standard lexicon among hot rodders, venting a motor was oftentimes a simple matter of letting the crankcase vent to the atmosphere via either a road draft tube or a ...

Holley's attention to detail is noteworthy. From the durable roto-molded housing and tubing to the unique, patent-pending "Slip-Seal" housing/filter/tube interface, it's clear that Holley did their ...

Air Power: Holley’s iNTECH cold-air intake gives a 5 percent boost in power to LS3- and LS7-powered C6 Corvettes Feeding an engine cooler, denser air adds power—and C6 Corvettes are no exception.

When it comes to enhancing vehicle performance, upgrading the cold air intake can be a game-changer. Cold air intakes are designed to improve airflow to the engine, thereby increasing horsepower and ...

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 ...

Even as modern muscle machines increase in sophistication, tried-and-true modification methods continue to release trapped horsepower. Such is the case with Holley’s iNTECH cold-air intake system for ...