Shop 1994 Buick Century Exhaust Manifold Heat Shield. 2.5 LITER, w/PZEV. Exhaust Manifold Heat Shield Engine, APPEARANCE, PZEV - OEM Buick Part # 12639894

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

Exhaust Manifold Heat Shield

Fits ATS, Malibu

2.5 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.