The HOTSPOT GASKET for Citroën U23/HY and Peugeot 403 is a crucial component that aids in sealing the exhaust system. Designed for models produced up to September 1963, this gasket ensures no exhaust heat escapes, optimizing engine performance and fuel efficiency. It also prevents exhaust gas leaks, essential for vehicle efficiency and safety. Made from durable materials, this high-quality gasket guarantees long-lasting and reliable performance. Indispensable for maintaining classic vehicles in optimal condition, it offers a perfect fit and easy installation.