GSC Viton Exhaust Valve Stem Seals – BMW & Toyota B58 / S58 /N54/N55/S55

SC Power-Division Viton® Valve Stem Seals are manufactured using genuine DuPont Viton® fluoroelastomer, engineered to withstand the extreme heat and pressure of today’s high-horsepower turbocharged engines.

Designed to meet higher performance standards, these valve stem seals offer superior resistance to high temperatures, fuel, and chemical contaminants, while providing extended durability in high-RPM and high-mileage applications. Unlike many kits, GSC Power-Division Viton® seals are used on both intake and exhaust valves, ensuring consistent performance and reliability.

Delivering OEM-level quality at a fraction of dealership pricing, these Viton® valve stem seals are ideal for performance builds, rebuilds, and daily-driven applications.

Applications:

• Toyota Supra B58

• BMW B58

• BMW S55

• BMW S58