. HATCHBACK 2011-13. Heat shield bolt. SEDAN 2010-13. A threaded rod with a drive head (such as hex, 12 point, torx, etc.) on one end used to secure the CV Joint Splash Shield to it's mounting point. Secures the CV axle support bearing cover to it's mounting point. Assembly. CV Axle Shaft Carrier Bearing Cover. CV Axle Shaft Support Bearing Cover. CV Joint Splash. Heat.