02-05 Chevrolet TrailBlazer OE Style Front Grille Gray/Black Audio Equipment 25 is a common metric

25 is a common metric lug size

Critical seal between header and cylinder head that prevents exhaust leaks and maintains combustion efficiency

Do these headlights need any wiring work to install

Aluminum core - Maximizes heat transfer efficiency for consistent cooling performance

02-05 Chevrolet TrailBlazer OE Style Front Grille Gray/Black Audio Equipment 25 is a common metric02 05 Chevrolet TrailBlazer OE Style Front Grille Gray Black Factory profile front grille that slots into your TrailBlazer's existing bumper opening without modification. Hard panel construction in gray and black colorway matches OEM finish quality. Direct bolt in design keeps installation straightforward. Factory Mounting Points Direct from Warehouse In House Quality Check Key Features Two tone colorway Gray and black split matches factory trim