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Metro Moulded Parts

Lower Door Sill Seal For Buick Century 78-80, Regal 1978-1987 20376226; LM 16-JS

Lower Door Sill Seal For Buick Century 78-80, Regal 1978-1987 20376226; LM 16-JS

Regular price $129.49 USD
Regular price Sale price $129.49 USD
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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.


Warranty Info
Metro leading warranty is the best in the industy. This part carries our standard warranty and is guaranteed for a full 90 days from date of purchase. We promise that if your Metro part fails during this time we will replace it free of charge. That is our "No Hassle" guarantee. Do not settle for a simple promise of satisfaction.


Convertible Top Specialists has been in business since 1992 selling the best in convertible related parts and weatherstripping for most cars' trucks and vans.

In stock items usually ship in 1 business day. Out of stock items please allow for 3-6 weeks.

Listed Applications
  • 1978 - 1980 Buick Century
  • 1978 - 1987 Buick Regal
  • 1978 - 1987 Chevrolet El Camino
  • 1978 - 1981 Chevrolet Malibu
  • 1978 - 1988 Chevrolet Monte Carlo
  • 1988 - 1988 GMC CABALLERO
  • 1978 - 1987 GMC Caballero
  • 1978 - 1984 Oldsmobile Cutlass Calais
  • 1978 - 1980 Oldsmobile Cutlass Salon
  • 1985 - 1987 Oldsmobile Cutlass Salon
  • 1978 - 1988 Oldsmobile Cutlass Supreme
  • 1978 - 1980 Pontiac Grand Am
  • 1978 - 1987 Pontiac Grand Prix
  • 1978 - 1981 Pontiac LeMans

LM 16-JS

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