Buy 2003 Buick Century Shield. Heat. (Front). 3.8 LITER, California. 3.8 LITER, Federal. 3.8 LITER Manifold, LITER, Exhaust - OEM Buick Part # 12603278

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

Exhaust Heat ShieldExhaust Manifold Heat Shield

Fits LaCrosse, Lucerne

3.8 LITER, California. 3.8 LITER, Federal. 3.8 LITER, manifold. 3.8 LITER, manifold, California. 3.8 LITER, manifold, Federal.
Exhaust Manifold Heat Shield - Repair or Replace
A tinny ticking, buzzing, or rattling noise that sounds like it's coming from under your 2003 Buick Century may be a bent or rusted exhaust heat shield.