Find all the top-rated and best Buick Rainier Cold Air Intakes here. Extend your Buick Rainier's performance and power for work and for play with high-performance intakes. Buick Rainier air intakes feature vehicle-specific designs to provide a direct installation and an exact fit. For dust-free and bountiful air flow without bolting on a full air intake, simply hook up a performance air intake filter. Best of all, at AutoAccessoriesGarage.com Rainier air intakes are quick to locate and come with free shipping.