Stop leaks, drafts, and road noise in your Buick Regal 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 Regal—restoring a tight, quiet seal around your doors, trunk, hatch, and windows.
Our Buick Regal 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 Regal, 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 Regal.
Designed for 4-door wagons with RWD, these rear molded door seals are a perfect fit for 1978-1987 models, including Buick Century, Chevrolet Malibu, Oldsmobile Cutlass, Pontiac Grand LeMans, Pontiac LeMans, Buick Regal, and Pontiac Bonneville. This pair of left and right seals is crafted by SUPERsoft, ensuring a snug fit and long-lasting durability. Measuring precisely to match your vehicle's specifications, these seals are 30% softer than other brands, providing a superior seal against water, dust, and noise. Unlike other products, they are made without accelerants or cheap fillers, which means they resist aging and cracking over time. Backed by a 30-year warranty, these seals are built to last and give you peace of mind.
Features and Benefits
Designed for 4-door sedans and wagons, these front molded door seals replace OEM# 20008186/7 and come as a pair for both the right and left sides. Crafted by SUPERsoft, these seals are 30% softer and more durable than other brands, ensuring a snug fit and long-lasting performance. They are free from accelerants and cheap fillers, which means they resist premature aging and cracking, providing a reliable barrier against water, wind, and noise. These seals are a perfect fit for a wide range of vehicles, including the 1978-1981 Buick Century, 1978-1983 Chevrolet Malibu, 1978-1988 Oldsmobile Cutlass models, and 1978-1981 Pontiac LeMans and Grand LeMans, among others. Backed by a 30-year warranty exclusive to SUPERsoft products, you can trust these seals to maintain their integrity for decades.
Features and Benefits
For 4-door sedans (except Ciera), these rear molded door seals are designed to replace OEM# 20008190/1 and come as a pair for both the right and left sides. Crafted by SUPERsoft, these seals are 30% softer and more durable than other brands, ensuring a snug fit and long-lasting performance. They are free from accelerants and cheap fillers, which means they resist premature aging and cracking, providing a reliable barrier against water, wind, and noise. These seals are compatible with a wide range of vehicles, including 1978-1981 Buick Century, 1978-1983 Chevrolet Malibu, 1978-1987 Oldsmobile Cutlass models, and 1978-1986 Pontiac Grand LeMans and LeMans, among others. Installation is straightforward, as the seals are molded to fit perfectly into the rear door frames, restoring the original factory look and function. Backed by a 30-year warranty from SUPERsoft, you can trust these seals to maintain their quality and performance for decades.
Features and Benefits
For 2-door coupe models, these molded door seals replace OEM part numbers 20008188/9 and are designed as a pair for both the right and left sides. Crafted by SUPERsoft, these seals are 30% softer and more durable than other brands, ensuring a snug fit and long-lasting performance. They are precision-molded to prevent water, wind, and noise from entering your vehicle, enhancing comfort and protection. Unlike other seals, these are made without accelerants or cheap fillers, which means they resist premature aging and cracking. Fitment includes a wide range of 1978-1987 models, such as the Buick Century, Buick Regal, Chevrolet El Camino, Chevrolet Malibu, GMC Caballero, Oldsmobile Cutlass, Pontiac Grand Am, and Pontiac LeMans. Backed by a 30-year warranty, these seals provide peace of mind and exceptional value.
Features and Benefits
For a 2-door coupe, these molded door seals replace OEM part numbers 20201220/1 and are designed to fit snugly on both the driver and passenger sides (R&L). Crafted by SUPERsoft, these seals are 30% softer and more durable than other brands, ensuring a tight, long-lasting seal that keeps out wind, water, and noise. Unlike other seals, they are made without accelerants or cheap fillers, which means they resist aging and cracking over time. These seals are specifically designed for 1981-1987 Buick Regal and Oldsmobile Cutlass models, including the Cutlass Calais, Cutlass Supreme, and Cutlass Salon, as well as the 1988 Oldsmobile Cutlass Supreme. With their precise molding and easy installation, these seals will restore your car’s original look and functionality while protecting the interior from the elements. Backed by a 30-year warranty from SUPERsoft, you can trust in their quality and durability.
Features and Benefits
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