Buy OEM 1993 Porsche Part # 9A110431004 (9A1-104-310-04, 9A110431002, 9A110431003). Exhaust Manifold Heat Shield (Lower). 2009-12. Exhaust Manifold Heat Shield - Repair or Replace A tinny ticking, buzzing, or rattling

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

Exhaust Manifold Heat Shield

Fits 911, Boxster, Cayman

2009-12.
Exhaust Manifold Heat Shield - Repair or Replace
A tinny ticking, buzzing, or rattling noise that sounds like it's coming from under your 1993 Porsche may be a bent or rusted exhaust heat shield.