Shop 1999 Buick Century Exhaust Manifold Heat Shield. 2.4 LITER. 2.4 LITER, w/PZEV. Exhaust Manifold LITER, PZEV - OEM Buick Part # 12646123

Heat shield. SHIELD - Exhaust Manifold Spark Plug (High Tension).
A Heat reflective barrier to prevent items from coming in contact with the hot Exhaust Manifold.

Exhaust Manifold Heat Shield

Fits Impala, LaCrosse, Malibu, Regal

2.4 LITER. 2.4 LITER, w/PZEV.
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.