Buy 2019 Chevrolet Express 3500 LT Standard Passenger Van 4.3L Vortec V6 A/T Exhaust Manifold Heat Insulator, SYSTEM, Left - OEM Chevrolet Part # 12582663

Shield. Heat. Insulator.
A Heat reflective barrier to prevent items from coming in contact with the hot Exhaust Manifold. Exhaust Manifold. Insulator.

Exhaust Manifold Heat Shield

Fits Camaro, CTS

2008-11. 2010-11. 2011.
Exhaust Manifold Heat Shield - Repair or Replace
A tinny ticking, buzzing, or rattling noise that sounds like it's coming from under your 2019 Chevrolet Express 3500 may be a bent or rusted exhaust heat shield.