8" O.D. Filters - 6540-502DF8" O.D. Filters - 6540-502DFAvailability: 10 in stockSKU: 6540-502DFManufacturer part number: 6540-502DF $13.55 Qty: Add to cart Custom wishlist OKAdd to wishlistAdd to compare listEmail a friendPart Number / SKU: 6540-502DFProduct: 8" O.D. Filters - 6540-502DFCategory: Filter Cartridges >> 8" O.D. FiltersProduct tags hot tub parts (7713), 6540-502DF (1)