OER Parts offers a wide selection of Car Care Products for your 1966 GMC Suburban. OER Parts offers 1966 GMC Suburban Cleaning Supplies, 1966 GMC Suburban Coatings & Dressings, 1966 GMC Suburban Decal and Graphics Application Gel and UV Protectant Kit, 1966 GMC Suburban Ez Seal & Shine Bedwood Finish Kit, 1966 GMC Suburban Secret Formula 16 Oz Super Shine VRT Dressing, 1966 GMC Suburban Secret Formula 16 Oz Natural Shine Matt Finish Protectant, 1966 GMC Suburban Vinyl Top Protectant Kit, and 1966 GMC Suburban Canvas Top Protectant Kit.