Pontiac Weatherstrip & Seals - OEM-Fit Door, Trunk & Window Seals

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

Our Pontiac 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 Pontiac , 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 Pontiac .

1985-1988 Pontiac Grand Am Hood and Cowl Weatherstrip Seal.

This hood and cowl seal is designed for 1978-1988 GM A-body, A-Special (A-SPEC), and G-body 2-door hardtop coupes with rear-wheel drive (RWD), replacing OEM# 20255857 and 25505704. Crafted with a dual-durometer extrusion and a flexible metal core, it ensures durability and a snug fit over the pinchweld for easy installation. Made in the USA, this seal is jet black, not ash gray, offering a refined concours-quality appearance. It fits a wide range of vehicles, including 1978-1988 Buick Century, Regal, Chevrolet El Camino, Malibu, Monte Carlo, GMC Caballero, Oldsmobile Cutlass models, and Pontiac Grand Am, Grand Prix, LeMans, and Grand LeMans. This part is built to keep your hood and cowl area sealed against water, dust, and debris, enhancing the longevity of your vehicle while maintaining its classic look. Backed by a 90-day warranty, it’s a reliable choice for restoring or maintaining your car or truck.

Features and Benefits
  • Keeps water and debris out of the hood and cowl area.
  • Easy installation with a secure fit over the pinchweld.
  • Durable dual-durometer construction with a flexible metal core.
  • Jet black finish for a sleek, concours-quality appearance.

$49.49
• SALE $39.95
Select Color/Material Options  
1985-1988 Pontiac Grand Am Hood and Cowl Weatherstrip Seal.
1978-1988 Pontiac Grand Prix Hood and Cowl Weatherstrip Seal.

This hood and cowl seal is designed for 1978-1988 GM A-body, A-Special (A-SPEC), and G-body 2-door hardtop coupes with rear-wheel drive (RWD), replacing OEM# 20255857 and 25505704. Crafted with a dual-durometer extrusion and a flexible metal core, it ensures durability and a snug fit over the pinchweld for easy installation. Made in the USA, this seal is jet black, not ash gray, offering a refined concours-quality appearance. It fits a wide range of vehicles, including 1978-1988 Buick Century, Regal, Chevrolet El Camino, Malibu, Monte Carlo, GMC Caballero, Oldsmobile Cutlass models, and Pontiac Grand Am, Grand Prix, LeMans, and Grand LeMans. This part is built to keep your hood and cowl area sealed against water, dust, and debris, enhancing the longevity of your vehicle while maintaining its classic look. Backed by a 90-day warranty, it’s a reliable choice for restoring or maintaining your car or truck.

Features and Benefits
  • Keeps water and debris out of the hood and cowl area.
  • Easy installation with a secure fit over the pinchweld.
  • Durable dual-durometer construction with a flexible metal core.
  • Jet black finish for a sleek, concours-quality appearance.

$49.49
• SALE $39.95
Select Color/Material Options  
1978-1988 Pontiac Grand Prix Hood and Cowl Weatherstrip Seal.
1978-1981 Pontiac LeMans Hood and Cowl Weatherstrip Seal.

This hood and cowl seal is designed for 1978-1988 GM A-body, A-Special (A-SPEC), and G-body 2-door hardtop coupes with rear-wheel drive (RWD), replacing OEM# 20255857 and 25505704. Crafted with a dual-durometer extrusion and a flexible metal core, it ensures durability and a snug fit over the pinchweld for easy installation. Made in the USA, this seal is jet black, not ash gray, offering a refined concours-quality appearance. It fits a wide range of vehicles, including 1978-1988 Buick Century, Regal, Chevrolet El Camino, Malibu, Monte Carlo, GMC Caballero, Oldsmobile Cutlass models, and Pontiac Grand Am, Grand Prix, LeMans, and Grand LeMans. This part is built to keep your hood and cowl area sealed against water, dust, and debris, enhancing the longevity of your vehicle while maintaining its classic look. Backed by a 90-day warranty, it’s a reliable choice for restoring or maintaining your car or truck.

Features and Benefits
  • Keeps water and debris out of the hood and cowl area.
  • Easy installation with a secure fit over the pinchweld.
  • Durable dual-durometer construction with a flexible metal core.
  • Jet black finish for a sleek, concours-quality appearance.

$49.49
• SALE $39.95
Select Color/Material Options  
1978-1981 Pontiac LeMans Hood and Cowl Weatherstrip Seal.
1988 Pontiac LeMans Hood and Cowl Weatherstrip Seal.

This hood and cowl seal is designed for 1978-1988 GM A-body, A-Special (A-SPEC), and G-body 2-door hardtop coupes with rear-wheel drive (RWD), replacing OEM# 20255857 and 25505704. Crafted with a dual-durometer extrusion and a flexible metal core, it ensures durability and a snug fit over the pinchweld for easy installation. Made in the USA, this seal is jet black, not ash gray, offering a refined concours-quality appearance. It fits a wide range of vehicles, including 1978-1988 Buick Century, Regal, Chevrolet El Camino, Malibu, Monte Carlo, GMC Caballero, Oldsmobile Cutlass models, and Pontiac Grand Am, Grand Prix, LeMans, and Grand LeMans. This part is built to keep your hood and cowl area sealed against water, dust, and debris, enhancing the longevity of your vehicle while maintaining its classic look. Backed by a 90-day warranty, it’s a reliable choice for restoring or maintaining your car or truck.

Features and Benefits
  • Keeps water and debris out of the hood and cowl area.
  • Easy installation with a secure fit over the pinchweld.
  • Durable dual-durometer construction with a flexible metal core.
  • Jet black finish for a sleek, concours-quality appearance.

$49.49
• SALE $39.95
Select Color/Material Options  
1988 Pontiac LeMans Hood and Cowl Weatherstrip Seal.
1969-1972 Pontiac Grand Prix Hood to Cowl Weatherstrip Seal. '69-'72 Pontiac Grand Prix.

For the 1969-1972 Pontiac Grand Prix, this hood-to-cowl seal is a precision-crafted replacement for OEM# 9796564. Made from durable EPDM rubber, it features hardened nylon mounting pins that are perfectly positioned for a secure and easy installation. Designed to fit snugly between the hood and cowl, this seal ensures a tight barrier against water, dust, and debris, protecting your engine bay and enhancing the longevity of your classic car. Its jet-black finish provides a refined, concours-quality appearance, complementing the sleek lines of your Grand Prix. Proudly made in the USA, this part is built to match the high standards of your American-made collector car. Backed by Metro’s Platinum 30-year warranty, you can trust this seal to perform and last for decades.

Features and Benefits
  • Protects the engine bay from water, dust, and debris.
  • Hardened nylon pins ensure a secure and easy installation.
  • Jet-black finish enhances the car's classic look.
  • Made in the USA with high-quality EPDM rubber.

$49.49
• SALE $39.95
Select Color/Material Options  
1969-1972 Pontiac Grand Prix Hood to Cowl Weatherstrip Seal. '69-'72 Pontiac Grand Prix.

(1581 Total Products)