1. Online Marketplaces: Look for used car parts and accessories websites such as eBay, Craigslist, or Facebook Marketplace. You might find sellers offering genuine leather seats from salvage vehicles or Supra-specific leather upholstery.
2. Salvage Yards and Junkyards: Visit local salvage yards or auto dismantlers that specialize in Japanese vehicles or classic cars. They may have Supra seats available at a discounted price.
3. Specialty Auto Part Stores: Check online or visit local specialty stores that deal in classic car parts and restoration supplies. Some stores may carry Supra leather seat upholstery or provide options for custom-made seats.
4. Custom Upholstery Shops: Contact local upholstery or automotive interior shops that offer customization services. They can provide reupholstering or restoration of your existing seats with leather or other materials to your liking.
5. Online Supra Parts Retailers: Search online for parts retailers that specialize in Supra restoration or aftermarket accessories. They may carry leather seats or kits designed specifically for the 1988 Supra.
6. Toyota Dealerships: Contact local Toyota dealerships or authorized parts departments. They might still carry some genuine leather seat upholstery or can guide you to the best source for Supra-specific parts.