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 .
Apollo
Centurion
Century
Electra
Estate Wagon
Gran Sport
GS
GS 350
GS 400
GS 455
Invicta
LeSabre
Limited
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Regal
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Somerset Regal
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Sportwagon
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Wildcat
For convertible models, these windshield pillar post seals measure 23-1/2" long and are sold as a pair, offering a precise reproduction of the original sponge material. Designed to fit 1969-1972 Buick GS, Skylark, Oldsmobile 442, Cutlass, Cutlass Supreme, Pontiac GTO, LeMans, and Tempest cars, these seals ensure a snug and secure fit for your classic vehicle. Crafted with a smooth, flawless skin free of exposed cells, they are resistant to sunlight and UV damage, making them durable and long-lasting. These seals are easy to install, fitting seamlessly along the windshield pillar posts to prevent water, wind, and debris from entering the cabin, while maintaining the car's original appearance. Backed by a 30-year warranty from SuperSoft, you can trust in their quality and performance for decades to come.
Features and Benefits
For 1968 GM A Body Convertibles, these windshield pillar post seals measure 23-3/16" long and are designed to fit perfectly on both the driver and passenger sides. Crafted from a durable sponge material with a jet-black, smooth skin, these seals are sunlight and UV-resistant, ensuring long-lasting performance and a flawless appearance. The smooth surface is free of exposed cells or flaws, providing a clean and polished look that complements the classic style of your vehicle. These seals are specifically made for 1968 Buick GS 400, Skylark, Chevrolet Chevelle, Oldsmobile 442, Cutlass, and Pontiac GTO, LeMans, and Tempest models, ensuring a precise fit and easy installation. Backed by a 30-year warranty from SuperSoft, you can trust in their quality and durability for decades to come.
Features and Benefits
For 1968 GM A Body Convertibles, these windshield pillar post seals measure 23-3/16" long and are designed to fit perfectly on both the driver and passenger sides. Crafted from a durable sponge material with a jet-black, smooth skin, these seals are sunlight and UV-resistant, ensuring long-lasting performance and a flawless appearance. The smooth surface is free of exposed cells or flaws, providing a clean and polished look that complements the classic style of your vehicle. These seals are specifically made for 1968 Buick GS 400, Skylark, Chevrolet Chevelle, Oldsmobile 442, Cutlass, and Pontiac GTO, LeMans, and Tempest models, ensuring a precise fit and easy installation. Backed by a 30-year warranty from SuperSoft, you can trust in their quality and durability for decades to come.
Features and Benefits
For convertible models of the 1971-1975 GM B-body and 1971-1976 GM E-body, this header seal measures 48-1/2 inches long and replaces OEM part #9833656. Crafted with precision using all-new 2015 retooled molds, it ensures an improved fit and reliable function. Made from soft yet durable EPDM sponge rubber with galvanized steel cores, this seal is designed to provide a snug, weatherproof barrier, protecting your vehicle's interior from water penetration and preventing costly repairs. Its high-quality construction guarantees durability and a clean, professional look once installed. Fitment includes classic models like the Buick Centurion, Cadillac Eldorado, Chevrolet Caprice, and more from 1971 to 1976. Backed by a 30-year warranty from SuperSoft, this part offers long-term peace of mind.
Features and Benefits
For convertible models of the 1971-1975 GM B-body and 1971-1976 GM E-body, this header seal measures 48-1/2 inches long and replaces OEM part #9833656. Crafted with precision using all-new 2015 retooled molds, it ensures an improved fit and reliable function. Made from soft yet durable EPDM sponge rubber with galvanized steel cores, this seal is designed to provide a snug, weatherproof barrier, protecting your vehicle's interior from water penetration and preventing costly repairs. Its high-quality construction guarantees durability and a clean, professional look once installed. Fitment includes classic models like the Buick Centurion, Cadillac Eldorado, Chevrolet Caprice, and more from 1971 to 1976. Backed by a 30-year warranty from SuperSoft, this part offers long-term peace of mind.
Features and Benefits
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