How do you fit cat box to manifold on a peugeot 206 1.1?

To fit the cat box to the manifold on a Peugeot 206 1.1, first ensure the vehicle is securely raised and supported. Remove any old exhaust components and clean the mating surfaces. Position the new catalytic converter (cat box) onto the exhaust manifold, aligning the bolt holes, and secure it using new gaskets and bolts. Finally, check for proper alignment and ensure all connections are tight to prevent leaks.