Porsche 911 991.1 3.8L - Rear Silencer Fits to OE Side Silencers and with OE Tips Model_Cupra/Bocanegra 1.4 TSI (2010-14) the TFSI Balance Shaft Delete

the TFSI Balance Shaft Delete

Fitment will require ECU update at time of fitment to cancel the EML light

5mm pipework and fit from the catalytic converter section backwards (Cat-back) these sports exhausts replace the centre and rear sections

Despite this improvement

reducing the risk of misfires under load

Porsche 911 991.1 3.8L - Rear Silencer Fits to OE Side Silencers and with OE Tips Model_Cupra/Bocanegra 1.4 TSI (2010-14) the TFSI Balance Shaft DeleteRefine the sound of your Porsche 991. 1 3. 8L C2S C4S with this rear silencer. It works with the OE Tips and OE Side Silencers, giving you the opportunity to upgrade the tune whilst keeping the class and styling of what's fitted from factory.