50.0662.80

Connecting sleeve for the installation of 50.1210.80 on the original rear muffler

or

Connecting sleeve for the installation of 50.1211.40 / 50.1212.58 / 50.1212.58B / 50.1212.78 on the original GPF / OPF filter

Inner input diameter 70-75

Outer input diameter 70-70