Home Shipping Returns About Us Contact Us Visit Our Store Genuine 36mm Brembo Dust Seal Porsche Boxster S, 996 C2/C4 Turbo Front Calipers Main Description DESCRIPTION Genuine Brembo Brake Caliper 36mm Dust Seal. Part number: 20 4872 44 This auction is for 1 seal only. Please check other items for different sizes of seals. You can contact us via e-mail; if you need advice on how many seals you need and what size.