2003 Buick Regal air filters
Engine air filters from the marketplace Air Filters leaf (id 2592).
5 distinct products mapped to this year in this public category.
FRAM Extra Guard CA8754 Replacement Engine Air Filter for Select Buick, Chevrolet, Oldsmobile, and Pontiac Models, Provides Up to 12 Months or 12,000 Miles Filter ProtectionView on Amazon
ACDelco GM Original Equipment A1614C Air FilterView on Amazon
Spectre Essentials Engine Air Filter by K&N: Premium, 50-Percent Longer Life: Fits 1988-2009 BUICK/CADILLAC/PONTIAC/CHEVY (Allure, LaCrosse, LeSabre, DeVille, Grand Prix, Impala, Monte Carlo) SPA-2141View on Amazon
K&N Engine Air Filter: Reusable, Clean Every 75,000 Miles, Washable, Replacement Car Air Filter: Compatible 1999-2008 Buick/Pontiac/Chevy (Regal, Century, Impala, Monte Carlo, Grand Prix), 33-2141-1View on Amazon
Red Washable Drop-In Air Filter Panel Compatible with Buick Allure Century Regal Chevy Impala Pontiac Grand Prix 99-09View on Amazon