Buick Weatherstrip & Seals - OEM-Fit Door, Trunk & Window Seals

Stop leaks, drafts, and road noise in your Buick with precision-fit replacement weatherstrip and seals designed specifically for your vehicle. Each seal is engineered to match the original profile and mounting groove of your Buick —restoring a tight, quiet seal around your doors, trunk, hatch, and windows.

Our Buick weatherstrip is manufactured from durable, weather-resistant rubber compounds such as EPDM, engineered for an exact OEM-quality fit and finish. These materials resist sunlight, ozone, and chemical exposure while maintaining flexibility across temperature extremes, so your new seals stay soft and pliable instead of cracking or hardening the way factory-original rubber does over time.

Use the Vehicle Selector above to find the correct weatherstrip for your Buick , or browse below to explore available options. Whether you’re chasing down a stubborn water leak or completing a full restoration, Factory Interiors makes it easy to achieve a tight, factory-quality seal with precision-fit weatherstrip for your Buick .

1968 Buick Skylark Complete Weatherstrip Kit. 2-Door Hardtops.

For 2-door hardtops, this master kit is specifically designed for the 1968 Buick Skylark, ensuring a perfect fit and seamless installation. This comprehensive kit includes a door seal (LM 12-B), roof-rail seal (RR 5002), trunk seal (TK 46-16), door lock pillar seals (ALP 5002), three lock cylinder pads (UM 1600-100), rear roll-up seals (VS 3-M), and a hood-to-cowl seal (CS 5). Each component is crafted from high-quality materials to provide long-lasting durability and excellent weatherproofing, keeping your vehicle protected from the elements. The seals are designed to prevent water, dust, and noise from entering your car, ensuring a quieter and more comfortable ride. Backed by a 30-year warranty from SuperSoft, this kit offers peace of mind and confidence in your purchase.

Features and Benefits
  • Protects against water, dust, and noise for a quieter ride.
  • Tailored for a precise fit on 1968 Buick Skylark 2-door hardtops.
  • Includes all essential seals for a complete restoration.

$552.99
• SALE $441.95
Select Color/Material Options  
1968 Buick Skylark Complete Weatherstrip Kit. 2-Door Hardtops.
1978-1987 Buick Regal T-Top to Body Weatherstrip Seals. Fits Models with Factory T-Top Option.

For T-top cars, these T-Top to Body Seals are designed to fit models with the factory T-top option, replacing OEM #20211820/20211821. Crafted by Metro Moulded Parts, these seals are 30% softer and more durable than other brands, ensuring a snug and long-lasting fit. They feature excellent memory retention, providing a tight seal to keep out water, wind, and debris, while maintaining the classic look of your vehicle. These seals are compatible with 1978-1987 Buick Regal, Chevrolet Monte Carlo, Oldsmobile Cutlass Supreme, Oldsmobile Cutlass Salon, and Pontiac Grand Prix models, as well as 1988 Chevrolet Monte Carlo and Oldsmobile Cutlass Supreme cars. For a complete restoration, matching T-Top Side Rail Seals are available under part number ELP 5020. Backed by Metro's 30-year warranty, these seals offer peace of mind and exceptional quality for your restoration project.

Features and Benefits
  • Provides a tight seal to block water and wind.
  • Made 30% softer for easier installation and durability.
  • Designed for factory T-top models for a perfect fit.

$571.99
• SALE $456.95
Select Color/Material Options  
1978-1987 Buick Regal T-Top to Body Weatherstrip Seals. Fits Models with Factory T-Top Option.
1971-1972 Buick GS Convertible Top Rail Kit.

For convertible cars, this 7-piece Convertible Top Rail Kit is designed to provide a perfect seal and includes all right and left side top rail seals along with the windshield top header seal (HD 730). Crafted by SUPERsoft, this kit ensures better sealing than competitor brands and is guaranteed to never leak, keeping your interior protected from the elements. Made without accelerants or cheap fillers, these seals resist premature aging and failure, ensuring long-lasting durability. This kit fits 1968-1972 Buick GS, Skylark, Chevrolet Chevelle, Oldsmobile 442, Cutlass, Pontiac GTO, LeMans, and Tempest models, as well as 1971-1972 Oldsmobile Cutlass Supreme cars. Backed by a 30-year warranty, this product offers peace of mind and exceptional quality.

Features and Benefits
  • Provides a tight seal to prevent leaks and protect your interior.
  • Includes all necessary seals for a complete installation.
  • Made with high-quality materials for long-lasting performance.

$574.99
• SALE $458.95
Select Color/Material Options  
1971-1972 Buick GS Convertible Top Rail Kit.
1968-1969 Buick GS 400 Convertible Top Rail Kit.

For convertible cars, this 7-piece Convertible Top Rail Kit is designed to provide a perfect seal and includes all right and left side top rail seals along with the windshield top header seal (HD 730). Crafted by SUPERsoft, this kit ensures better sealing than competitor brands and is guaranteed to never leak, keeping your interior protected from the elements. Made without accelerants or cheap fillers, these seals resist premature aging and failure, ensuring long-lasting durability. This kit fits 1968-1972 Buick GS, Skylark, Chevrolet Chevelle, Oldsmobile 442, Cutlass, Pontiac GTO, LeMans, and Tempest models, as well as 1971-1972 Oldsmobile Cutlass Supreme cars. Backed by a 30-year warranty, this product offers peace of mind and exceptional quality.

Features and Benefits
  • Provides a tight seal to prevent leaks and protect your interior.
  • Includes all necessary seals for a complete installation.
  • Made with high-quality materials for long-lasting performance.

$574.99
• SALE $458.95
Select Color/Material Options  
1968-1969 Buick GS 400 Convertible Top Rail Kit.
1970-1972 Buick GS 455 Convertible Top Rail Kit.

For convertible cars, this 7-piece Convertible Top Rail Kit is designed to provide a perfect seal and includes all right and left side top rail seals along with the windshield top header seal (HD 730). Crafted by SUPERsoft, this kit ensures better sealing than competitor brands and is guaranteed to never leak, keeping your interior protected from the elements. Made without accelerants or cheap fillers, these seals resist premature aging and failure, ensuring long-lasting durability. This kit fits 1968-1972 Buick GS, Skylark, Chevrolet Chevelle, Oldsmobile 442, Cutlass, Pontiac GTO, LeMans, and Tempest models, as well as 1971-1972 Oldsmobile Cutlass Supreme cars. Backed by a 30-year warranty, this product offers peace of mind and exceptional quality.

Features and Benefits
  • Provides a tight seal to prevent leaks and protect your interior.
  • Includes all necessary seals for a complete installation.
  • Made with high-quality materials for long-lasting performance.

$574.99
• SALE $458.95
Select Color/Material Options  
1970-1972 Buick GS 455 Convertible Top Rail Kit.

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