55.0330.00, Subaru BRZ 2.0 (147kW) 2012-, Stainless steel centre pipe group N to be installed with Ragazzon's rear silencer - Oversized exhaust pipe diameter 63,5 mmCut of the original centre silencer towards the rear silencer. The installation on the original rear silencer requires a modification of the original coupling. pipe outer diameter 63,5mm outer outlet diameter 63,5mm