Description Vehicle Fitment & Emissions Installation Instructions Volant air intake systems utilize a high-velocity venturi filter adapter which provides a smooth transition through the MAF sensor into the intake tube for a much needed airflow improvement over the factory rubber tubing and resonator box. Volant's Cool Air box is larger than the factory unit and incorporates a larger opening to collect a higher volume of colder ambient air. This model includes two (2)  Oiled Air Filters for improved performance with the comfort of oiled filtration technology for those looking for horsepower. Filter Type   Oiled Air Filter Filter Part # 5114 (Requires 2) Pre-Filter Part # 51912 (Requires 2) Filter Maintenance 5100 This vehicle and part number combinations are exempted on the following Executive Order #: 2001-2004 Chevrolet Corvette C5 5.7L V8 Oiled Air Filter (CARB EO # D-803-10 , # D-526-7 ) 2001-2004 Chevrolet Corvette C5 Z06 5.7L V8 Oiled Air Filter (CARB EO # D-803-10 , # D-526-7 ) Instruction Sheets for Part 25957C
- Please note your filter may appear different than images in the instruction sheets