Locate Pontiac Firebird Transmission Seals & Pontiac Firebird Transmission Gasket. Browse Pontiac Firebird Transmission Gasket Kit. Maintaining the transmission seals of your Pontiac Firebird is pivotal for a smooth ride and longevity of the vehicle's transmission system. Regularly check for leaks, as spots on the driveway indicate it's time to replace the seals. Opt for high-quality neoprene or silicone seals for enhanced durability and heat resistance. When selecting the right seal, ensure compatibility with your Firebird's model and year to guarantee a perfect fit. Proper installation is crucial, so always clean the seal area and lubricate the seal before installation to prevent future leaks. By following these guidelines, you'll extend the lifespan of your Firebird's transmission and optimize performance.