Buy 2013 Lexus RX 350 Exhaust Manifold Heat Shield. Exhaust Manifold Heat Shield - Repair or Replace Buzzing, Rattling - OEM Lexus Part # 1716820070 (17168-20070)

INSULATOR, EXHAUST MANIFOLD HEAT, NO.2

Fits RX 330, RX 350, RX 400h

Exhaust Manifold Heat Shield - Repair or Replace
A tinny ticking, buzzing, or rattling noise that sounds like it's coming from under your 2013 Lexus RX 350 may be a bent or rusted exhaust heat shield.