Oldsmobile Cutlass Supreme Weatherstrip & Seals - OEM-Fit Door, Trunk & Window Seals

Stop leaks, drafts, and road noise in your Oldsmobile Cutlass Supreme 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 Oldsmobile Cutlass Supreme—restoring a tight, quiet seal around your doors, trunk, hatch, and windows.

Our Oldsmobile Cutlass Supreme 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 Oldsmobile Cutlass Supreme, 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 Oldsmobile Cutlass Supreme.

1970-1972 Oldsmobile Cutlass Supreme Header Weatherstrip Seal for Convertibles.

For convertible models, this header seal measures 53-3/4" long and is crafted with molded ends and a durable steel core for a precise fit and lasting performance. Designed with high-quality molded sponge material, it ensures a snug seal that effectively protects your vehicle's interior from water penetration, saving you from costly and time-consuming repairs. This part is specifically made for 1968-1972 Buick GS, Skylark, Chevrolet Chevelle, Oldsmobile 442, Cutlass, Cutlass Supreme, Pontiac GTO, LeMans, and Tempest models, offering a perfect fit for these classic cars. The seal is easy to install, fitting securely along the header area to keep your convertible looking and performing its best. Backed by a 30-year warranty from SuperSoft, you can trust in its quality and durability for decades to come.

Features and Benefits
  • Protects your interior from water damage.
  • Made with molded ends and steel core for durability.
  • High-quality sponge material ensures a tight seal.

$120.49
• SALE $96.95
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1970-1972 Oldsmobile Cutlass Supreme Header Weatherstrip Seal for Convertibles.
1970-1972 Oldsmobile Cutlass Supreme Windshield Pillar Post Weatherstrip Seals for Convertibles.

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
  • Protects against water, wind, and debris.
  • UV and sunlight resistant for long-lasting durability.
  • Smooth, flawless surface for a clean, original look.
  • Easy installation for a secure, factory-like fit.

$120.99
• SALE $96.95
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1970-1972 Oldsmobile Cutlass Supreme Windshield Pillar Post Weatherstrip Seals for Convertibles.
1978-1988 Oldsmobile Cutlass Supreme Lower Door Sill Weatherstrip Seal, 78-88 GM G Body 2 Doors, Pair.

Designed for 1978-1988 GM G-Body 2-door vehicles, these lower door sill seals replace OEM #20376226 and are crafted to fit seamlessly between the panel and the lower part of the doors. Made from durable EPDM polymer, these seals ensure a snug, accurate fit, effectively keeping out moisture, dirt, and drafts while maintaining the integrity of your vehicle's interior. The sleek black finish and precise seal profile enhance both functionality and appearance, making them a reliable upgrade for your classic car or truck. Fitment includes popular models like the Buick Regal, Chevrolet Monte Carlo, El Camino, GMC Caballero, Oldsmobile Cutlass, and Pontiac Grand Prix from 1978 to 1988. Backed by a 90-day hassle-free warranty, these seals are a dependable choice for restoring your vehicle's comfort and style.

Features and Benefits
  • Keeps moisture and dirt out for a cleaner interior.
  • Made from long-lasting EPDM polymer for durability.
  • Fits perfectly between the panel and lower door for a secure seal.
  • Enhances the look and functionality of your classic car.

$129.49
• SALE $103.95
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1978-1988 Oldsmobile Cutlass Supreme Lower Door Sill Weatherstrip Seal, 78-88 GM G Body 2 Doors, Pair.
1974-1976 Oldsmobile Cutlass Supreme Tailgate Weatherstrip Seal for 4-Door Station Wagons. Each.

This tailgate seal is designed specifically for 4-door station wagons, ensuring a snug and reliable fit. Crafted by Metro Moulded Parts, it is 30% softer and more durable than other brands, providing a long-lasting solution to keep your vehicle protected. Unlike seals made with cheap fillers or accelerants, this part resists premature aging and failure, maintaining its integrity over time. It fits a range of classic cars, including the 1973-1977 Buick Century, Chevrolet Chevelle, Laguna, and Malibu, Oldsmobile Cutlass Supreme and Vista Cruiser, and Pontiac LeMans and Grand LeMans models. The seal is engineered to prevent water, dust, and noise from entering the tailgate area, enhancing the comfort and cleanliness of your vehicle. Installation is straightforward, with pre-installed clips for a secure and hassle-free setup. Backed by Metro's 30-year warranty, this seal offers peace of mind and exceptional value.

Features and Benefits
  • Keeps water, dust, and noise out of the tailgate area.
  • Made with premium materials for durability and flexibility.
  • Easy installation with pre-installed clips.

$130.49
• SALE $104.95
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1974-1976 Oldsmobile Cutlass Supreme Tailgate Weatherstrip Seal for 4-Door Station Wagons. Each.
1971-1972 Oldsmobile Cutlass Supreme Molded Roof Rail Weatherstrip Seals for 2-Door Hardtop Only. Pair R&L.

Designed specifically for 2-door hardtop models, these molded roof rail seals are crafted to fit perfectly and provide exceptional weatherproofing. Engineered for 1969-1972 Buick GS, Skylark, Chevrolet Chevelle, Monte Carlo, Oldsmobile 442, Cutlass, Pontiac GTO, LeMans, and Tempest cars, these seals ensure a snug fit that keeps water and wind out, protecting your interior from leaks and drafts. Made by SUPERsoft, these seals are guaranteed to never leak and are free from accelerants or cheap fillers, ensuring long-lasting durability without premature aging or cracking. The pair includes both left and right seals, molded to match the original design for easy installation along the roof rails. Backed by a 30-year warranty, these seals offer peace of mind and unmatched quality, making them a reliable choice for restoring your classic car.

Features and Benefits
  • Provides a tight seal to prevent water and wind intrusion.
  • Made with high-quality materials for long-lasting durability.
  • Easy to install with a precise molded fit for 2-door hardtops.

$153.49
• SALE $122.95
Select Color/Material Options  
1971-1972 Oldsmobile Cutlass Supreme Molded Roof Rail Weatherstrip Seals for 2-Door Hardtop Only. Pair R&L.

(65 Total Products)