The COMP Cams XFI NSR Blower Camshaft is a state-of-the-art camshaft engineered for a true "plug-and-play" installation. The XFI NSR or No Springs Required Blower Camshaft utilizes COMP Cams' latest innovations in camshaft technology which allows it to be a better option than stock cams due to its huge power gains in the mid to upper RPM range. This camshaft is designed to take advantage of the latest valvetrain technology to provide excellent throttle response and top-end horsepower. The outstanding and dependable performance of the COMP Cams XFI NSR Blower Camshaft is the result of COMP Cams' advanced systematic design and keen attention to detail during the manufacturing process. All camshafts produced by COMP Cams answer only to the most stringent standards and are meticulously assessed to deliver unparalleled quality. COMP Cams offers hundreds of precise camshaft models that are designed to fit your specific needs.

Competitions Cams, Inc., commonly known as COMP Cams, is a world-leading aftermarket automotive parts manufacturer. COMP Cams was founded in 1976 and then incorporated in 1977. COMP Cams' headquarters is established in Memphis Tennessee and they also have five manufacturing locations spread across the United States. COMP Cams began building a name for itself by selling valve train products via satellite distribution stores. Over the years, COMP Cams has acquired several companies that manufacture transmissions, electronic fuel injection, and nitrous oxide. As of today, COMP Cams comprises a total of 13 companies with hundreds of employees. The company is a major mover in the automobile industry, developing superior and state-of-the-art techniques and methodologies that have become a standard in various competitions such as NASCAR. The technological advancement and innovations enable COMP Cams to manufacture premium aftermarket performance parts that are compatible with leading high-performance vehicles. COMP Cams' products are also the go-to brand of hot-rod enthusiasts, engine builders, and professional racers.