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 .

1966-1968 Buick Wildcat Pillar Post Weatherstrip Seals, 66-68 GM B & C Body Convertibles, Pair.

For 1966-1968 GM B & C Body Convertibles, these pillar post seals, also known as hinge pillar weatherstrips, replace OEM #7602728 and #7602729. Designed to fit between the A-pillar post and the front door, these seals are crafted from soft yet durable EPDM sponge polymer, ensuring a snug and long-lasting fit. They feature embedded internal cores around the main mounting holes, providing extra strength during installation with original hardware. The seals also include hard plastic installation clips for a secure and hassle-free setup. Proudly made in the USA, they boast a smooth skin finish free of exposed cells or flaws, enhancing both durability and appearance. These seals are compatible with a range of classic models, including the 1966-1968 Buick Electra, LeSabre, Wildcat, Cadillac DeVille, Eldorado, Chevrolet Impala, Oldsmobile 98, Delta 88, Delmont 88, Dynamic 88, and Pontiac Bonneville, Catalina, and Grand Prix. Backed by a 30-year warranty from SuperSoft, you can trust in their quality and longevity.

Features and Benefits
  • Provides a tight seal to prevent water and air leaks.
  • Reinforced cores ensure durability during installation.
  • Includes clips for easy and secure mounting.
  • Made from premium EPDM sponge polymer for long-lasting performance.

$171.99
• SALE $137.95
Select Color/Material Options  
1966-1968 Buick Wildcat Pillar Post Weatherstrip Seals, 66-68 GM B & C Body Convertibles, Pair.
1975-1979 Buick Skylark Door Weatherstrip Seals, with Clips and Molded Ends. For 2-Door Sedan.

For 2-door sedans, these door seals with clips and molded ends are designed to provide a snug, weatherproof fit, ensuring your vehicle stays protected from the elements. Crafted by SUPERsoft, these seals are 30% softer and more durable than other brands, offering a superior seal that prevents drafts, water leaks, and noise. Unlike other products, these seals are made without accelerants or cheap fillers, which means they resist aging and cracking over time. They are a perfect fit for 1975-1979 Buick Skylark, Chevrolet Nova, Oldsmobile Omega, and Pontiac Ventura/Phoenix models, ensuring a seamless installation and a factory-fresh look. Backed by a 30-year warranty, these seals are built to last, giving you peace of mind for decades.

Features and Benefits
  • Keeps your car interior dry and quiet by sealing out water and noise.
  • Made with premium materials that resist aging and cracking.
  • Easy installation with pre-attached clips and molded ends for a precise fit.

$176.99
• SALE $141.95
Select Color/Material Options  
1975-1979 Buick Skylark Door Weatherstrip Seals, with Clips and Molded Ends. For 2-Door Sedan.
1963-1965 Buick Riviera Molded Roof Rail Weatherstrip Seals, for 2-Door Hardtop Only.

Designed specifically for the 2-door hardtop, these molded roof rail seals are a perfect fit for 1963-1965 Buick Riviera models. Crafted with precision, they feature molded ends and corner splices to ensure a seamless installation and a snug fit along the roof rails. These seals are engineered to provide better sealing than competitor brands, guaranteeing they will never leak and keeping your classic car protected from water and weather damage. Unlike other brands, Metro’s parts are made without accelerants or cheap fillers, ensuring long-lasting durability and resistance to premature aging or cracking. This pair includes both the right and left seals, offering a complete solution for your restoration or maintenance needs. Backed by Metro’s 30-year Platinum Warranty, you can trust these seals to perform and last for decades.

Features and Benefits
  • Molded ends and corner splices ensure a precise fit.
  • Designed to prevent leaks and protect against weather damage.
  • Made without cheap fillers for long-lasting durability.

$176.99
• SALE $141.95
Select Color/Material Options  
1963-1965 Buick Riviera Molded Roof Rail Weatherstrip Seals, for 2-Door Hardtop Only.
1963-1964 Buick Electra Roof Rail Weatherstrip Seal, 63-64 GM 'C' Body 4 Door Hardtop, 6 Window Version, Pair.

For 1963-1964 Buick Electra, Cadillac DeVille, Cadillac Series 62, and Oldsmobile 98 cars, this window seal fits snugly along the A-pillar, across the top of the window, and down past the B-pillar, ensuring a perfect seal for your side windows when rolled up. Crafted from SUPERsoft’s premium EPDM sponge rubber compound, it provides exceptional durability and flexibility while reducing drafts and road noise for a quieter, more comfortable ride. Proudly made in the USA, this seal is designed to enhance the appearance and functionality of your classic car, keeping it looking and performing its best. Backed by a 30-year Platinum Warranty, this part guarantees long-lasting performance and peace of mind.

Features and Benefits
  • Seals side windows to block drafts and noise.
  • Made from soft, durable EPDM rubber for a snug fit.
  • Proudly manufactured in the USA for quality assurance.

$176.99
• SALE $141.95
Select Color/Material Options  
1963-1964 Buick Electra Roof Rail Weatherstrip Seal, 63-64 GM 'C' Body 4 Door Hardtop, 6 Window Version, Pair.
1986-1991 Buick Skylark Molded Door Weatherstrip Seal. Fits Either Side of 2 Door Model. Each.

For a 2-door model, this molded door seal fits seamlessly on either side, ensuring a snug and reliable fit. Designed by SUPERsoft, this seal is crafted with a unique formula that is 30% softer and more durable than other brands, providing long-lasting performance and a tight seal against the elements. Unlike other seals, it is made without accelerants or cheap fillers, which means it resists premature aging and cracking over time. This high-quality door seal enhances the look and functionality of your vehicle by keeping out water, wind, and noise, ensuring a quieter and more comfortable ride. Installation is straightforward, as the molded design is tailored to fit perfectly along the door frame. Backed by a 90-day No Hassle Guarantee, this part offers peace of mind with free replacement if it fails within the warranty period.

Features and Benefits
  • Provides a tight seal to block water, wind, and noise.
  • Made with a durable, soft material for long-lasting performance.
  • Resists aging and cracking due to its premium construction.
  • Easy to install with a precise molded fit for 2-door models.

$177.49
• SALE $141.95
Select Color/Material Options  
1986-1991 Buick Skylark Molded Door Weatherstrip Seal. Fits Either Side of 2 Door Model. Each.

(1583 Total Products)