Shop 1997 Buick Century Shield. Heat. (Front). 2018-25. 4.3 LITER. Express 2500; 4.3L; Right. Express Exhaust, Right, Manifold - OEM Buick Part # 12693236 (12668120)

A Heat reflective barrier to prevent items from coming in contact with the hot Exhaust Manifold. Exhaust Heat Shield. For Exhaust Manifold. Exhaust Manifold Spark Plug (High Tension). Converter. Insulator.

Exhaust Heat ShieldExhaust Manifold Heat Shield

Fits Express 2500, Express 3500, Savana 2500, Savana 3500, Sierra 1500, Silverado

2018-25. 4.3 LITER. Express 2500; 4.3L; Right. Express 3500; 4.3L; Right. Savana 2500; 4.3L; Right. Savana 3500; 4.3L; Right.
Exhaust Manifold Heat Shield - Repair or Replace
A tinny ticking, buzzing, or rattling noise that sounds like it's coming from under your may be a bent or rusted exhaust heat shield.