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 .

1946-1948 Pontiac Streamliner Speedometer Cable Firewall Grommet. Fits 1-7/8" Long Hole.

This speedometer cable firewall grommet is designed for 1939-1948 Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac cars, fitting a 1-7/8" long hole. It is not compatible with vehicles originally equipped with factory windshield washers. Crafted from advanced rubber compounds, this grommet is resistant to chemicals, sunlight, and ozone, ensuring long-lasting durability and performance. Its sleek black finish and precise design provide a snug fit, effectively sealing the firewall to protect the speedometer cable from wear and environmental damage. Backed by Metro Moulded Parts' 30-year warranty, this part guarantees peace of mind and reliable performance for decades.

Features and Benefits
  • Protects the speedometer cable from wear and damage.
  • Fits securely into a 1-7/8" long hole for a precise seal.
  • Resistant to chemicals, sunlight, and ozone for long-term durability.

$12.99
• SALE $10.95
Select Color/Material Options  
1946-1948 Pontiac Streamliner Speedometer Cable Firewall Grommet. Fits 1-7/8" Long Hole.
1946-1948 Pontiac Streamliner Sold By The Foot - Windshield Pinchweld Weatherstrip Seal for Some Models W/Chrome Garnish.

This item is sold by the foot. This windshield pinchweld seal, designed for 1941-1948 Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac cars, measures 9/16" wide and 5/16" tall. It is crafted from high-quality EPDM rubber, ensuring excellent rebound memory and long-lasting durability. This seal is specifically made for models with chrome garnish and works seamlessly with LP 105, DP 10, and DP 11 center division bar seals to secure and retain the outer chrome garnish. Unlike foam alternatives, this EPDM extrusion resists UV light, preventing breakdown and maintaining its integrity over time. Backed by Metro’s 30-year Platinum Warranty, this seal guarantees long-term reliability and peace of mind.

Features and Benefits
  • High-quality EPDM rubber resists UV light and wear.
  • Excellent rebound memory ensures a snug, lasting fit.
  • Designed to secure and retain chrome garnish effectively.

$13.49
• SALE $10.95
Select Color/Material Options  
1946-1948 Pontiac Streamliner Sold By The Foot - Windshield Pinchweld Weatherstrip Seal for Some Models W/Chrome Garnish.
1957-1958 Pontiac Bonneville Wire Harness Grommet. Each.

This wire harness grommet is designed for classic cars, including 1937-1957 Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models, ensuring a precise fit for your restoration project. Made with state-of-the-art rubber compounds, it resists chemicals, sunlight, and ozone, providing long-lasting durability and protection. The grommet features a sleek black finish and a sturdy design, ensuring it seals and protects wiring as it passes through panels, preventing wear and damage. Its compact size makes installation straightforward, fitting snugly into the designated openings for a clean and professional look. Backed by Metro Moulded Parts' 30-year warranty, this grommet offers peace of mind for decades to come.

Features and Benefits
  • Protects wiring from wear and damage.
  • Resists chemicals, sunlight, and ozone for durability.
  • Easy to install for a secure fit.

$13.49
• SALE $10.95
Select Color/Material Options  
1957-1958 Pontiac Bonneville Wire Harness Grommet. Each.
1950-1958 Pontiac Catalina Wire Harness Grommet. Each.

This wire harness grommet is designed for classic cars, including 1937-1957 Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models, ensuring a precise fit for your restoration project. Made with state-of-the-art rubber compounds, it resists chemicals, sunlight, and ozone, providing long-lasting durability and protection. The grommet features a sleek black finish and a sturdy design, ensuring it seals and protects wiring as it passes through panels, preventing wear and damage. Its compact size makes installation straightforward, fitting snugly into the designated openings for a clean and professional look. Backed by Metro Moulded Parts' 30-year warranty, this grommet offers peace of mind for decades to come.

Features and Benefits
  • Protects wiring from wear and damage.
  • Resists chemicals, sunlight, and ozone for durability.
  • Easy to install for a secure fit.

$13.49
• SALE $10.95
Select Color/Material Options  
1950-1958 Pontiac Catalina Wire Harness Grommet. Each.
1949-1958 Pontiac Chieftain Wire Harness Grommet. Each.

This wire harness grommet is designed for classic cars, including 1937-1957 Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models, ensuring a precise fit for your restoration project. Made with state-of-the-art rubber compounds, it resists chemicals, sunlight, and ozone, providing long-lasting durability and protection. The grommet features a sleek black finish and a sturdy design, ensuring it seals and protects wiring as it passes through panels, preventing wear and damage. Its compact size makes installation straightforward, fitting snugly into the designated openings for a clean and professional look. Backed by Metro Moulded Parts' 30-year warranty, this grommet offers peace of mind for decades to come.

Features and Benefits
  • Protects wiring from wear and damage.
  • Resists chemicals, sunlight, and ozone for durability.
  • Easy to install for a secure fit.

$13.49
• SALE $10.95
Select Color/Material Options  
1949-1958 Pontiac Chieftain Wire Harness Grommet. Each.

(1581 Total Products)