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

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

Our Pontiac Streamliner 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 Streamliner, 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 Streamliner.

1946-1952 Pontiac Streamliner Speedometer Cable / Utility Grommet.

This speedometer cable/utility grommet is designed for classic cars, fitting a 3/4" to 13/16" hole with a 3/16" center hole, making it a perfect match for 1940-1958 Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models. Crafted from state-of-the-art rubber compounds, it resists chemicals, sunlight, and ozone, ensuring long-lasting durability and performance. The grommet is engineered to seal and protect openings, preventing dust, moisture, and debris from entering critical areas, while maintaining a clean and professional look under the hood. Its precise fit and flexible material make installation straightforward, ensuring a snug and secure placement. Backed by Metro’s 30-year warranty, this part offers peace of mind for decades to come.

Features and Benefits
  • Protects against dust, moisture, and debris.
  • Made from durable, chemical-resistant rubber.
  • Fits securely into 3/4" to 13/16" holes with a 3/16" center.

1946-1952 Pontiac Streamliner Special Purpose Grommet.

This special-purpose grommet is designed for classic cars, fitting a 1/2" hole with a 1/8" center hole, and is perfect for firewall, fuel gauge wire, horn wire, hood latch cable, and fresh air cable applications. Crafted with state-of-the-art rubber compounds, it resists chemicals, sunlight, and ozone, ensuring long-lasting durability. This grommet is compatible with a wide range of vehicles, including 1939 Oldsmobile Series 60, 70, and 80 cars, 1940 Buick Century Series 60, and Cadillac Series 62, among many others spanning from 1939 to 1960. Its sleek black finish blends seamlessly into your vehicle's design while providing a snug and secure fit. Backed by Metro Moulded Parts' 30-year warranty, this grommet offers peace of mind and reliable performance for decades.

Features and Benefits
  • Protects wires and cables from wear and tear.
  • Resists harsh environmental elements like sunlight and ozone.
  • Fits securely into a 1/2" hole with a 1/8" center hole.

1949-1952 Pontiac Streamliner Hole Plug and Cowl Bumper. Fits 1/2" Hole. Each.

This hole plug and cowl bumper is designed for classic cars, fitting a 1/2" hole, and is perfect for 1949-1958 Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models, including iconic vehicles like the 1953 Cadillac Eldorado and 1957 Chevrolet Bel Air. Made with state-of-the-art rubber compounds, it resists chemicals, sunlight, and ozone, ensuring long-lasting durability and performance. Its sleek black finish blends seamlessly with your vehicle's design, offering a clean and professional look while effectively sealing and protecting exposed holes. Backed by Metro Moulded Parts' 30-year warranty, this part guarantees peace of mind and reliability for decades to come.

Features and Benefits
  • Fits snugly into 1/2" holes for a secure seal.
  • Protects against chemical, sunlight, and ozone damage.
  • Enhances the appearance of your classic car with a clean finish.

1946-1948 Pontiac Streamliner Windshield Wiper Grommet. Fits 1" Hole. Each.

This windshield wiper grommet, designed for classic cars with a 1" hole, is a perfect fit for 1940-1948 Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models, as well as 1953-1955 Chevrolet Corvettes. Crafted from advanced rubber compounds, it resists chemicals, sunlight, and ozone, ensuring long-lasting durability and performance. Its sleek black finish and precise design make it an essential component for maintaining the integrity of your vehicle's wiper system. Backed by Metro Moulded Parts' 30-year Platinum Warranty, this grommet offers peace of mind and reliability for decades to come.

Features and Benefits
  • Fits a 1" hole for easy installation.
  • Resistant to chemicals, sunlight, and ozone for long-lasting use.
  • Made with state-of-the-art rubber compounds for durability.

1946-1948 Pontiac Streamliner Choke Cable Grommet. Fits 5/8" Hole. 1/8" Center Hole.

This choke cable grommet is designed for classic cars, fitting a 5/8" hole with a 1/8" center hole, making it a perfect match for 1940-1948 Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models, as well as 1946-1948 vehicles from the same brands. Crafted with state-of-the-art rubber compounds, it resists chemicals, sunlight, and ozone, ensuring long-lasting durability and performance. Its sleek, rounded design provides a snug fit, protecting the choke cable from wear and tear while maintaining the car's original look. Backed by Metro Moulded Parts' 30-year Platinum Warranty, this grommet offers peace of mind for decades to come.

Features and Benefits
  • Protects choke cable from damage and wear.
  • Resists harsh chemicals, sunlight, and ozone for longevity.
  • Fits snugly into a 5/8" hole with a 1/8" center hole for precise installation.

(55 Total Products)