TOYOTA YARIS GR UPPER GEARBOX MOUNT INSERT TRANSPORTER On both sides the connection

On both sides the connection diameter is 55mm

By removing the catalytic converter you are reducing the amount of restriction caused by the honeycomb shape inside

4T Volkswagen Jetta VI Sedan 1

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Installation is possible in an afternoon using a standard toolset

TOYOTA YARIS GR UPPER GEARBOX MOUNT INSERT TRANSPORTER On both sides the connectionPFF76 923 PFF76 923 Upper Gearbox Mount Insert is an affordable and easy to fit bush insert made from our Yellow 70A Durometer vibration absorbing material, which works to stiffen the OEM upper gearbox mounting. This reduces twist of the engine under acceleration and during gear changes, giving the pedals a more direct feel, as well as reducing wheel hop and letting you get the power down that little bit quicker. We recommend fitting PFF76 923