PFR5-421 is an Insert to be used with the OE rubber bush

Codice OEM: YC1J-5781-AC - YC15-5781-BB

please use PFR5-1105

6L H6 Chassis 997 (2006-2008)Porsche 911 Carrera Convertible 3

Posiz. n°20 - Qt. 1 - Powerflex per Smart ForTwo 450 (1998 - 2007) - PFR68-121 EXH003/6 PFR5-421 is an Insert toFitting the new insert, PFR68 121 Engine Mount Insert reduces engine movement caused by the torque reaction of the engine during acceleration and deceleration. Gains can be seen in power transfer to the road along with less stress on the exhaust downpipe, hoses and wiring. A small increase in NVH usually at idle should be expected when fitting an engine transmission mount insert because you are effectively removing the original voiding and stiffening