Features:

• Fits 5-1/8 in. and 4-7/32 in. carb necks
• Genuine GM (AC Delco) air filter included
• Hardware included

Emissions: Product is legal only for off-highway use (except in CA or states that have adopted CA emission standards), racing use or for use on pre-emission-controlled motor vehicle/engines (pre-1966 domestic vehicles certified to federal standards and all pre-1968 foreign vehicles), per manufacturer's application guide.