Universal Aluminum Lug Nuts - Open End 40MM M12x1.25 20pcs Black FactionFab The free-flow catback layout improves

The free-flow catback layout improves exhaust efficiency and throttle response

Important Usage Note Do not drive with windows fully or partially down while shades are installed — they could come loose and fall out of the vehicle

which ensures that the adapter remains secure

new bolts ensure even clamping pressure and a better seal on the fresh gasket

while the full 37-inch length spans most truck widths

Universal Aluminum Lug Nuts - Open End 40MM M12x1.25 20pcs Black FactionFab The free-flow catback layout improvesUniversal Aluminum Lug Nuts Open End 40MM M12x1. 25 20pcs Black Lightweight aluminum construction in a 20 piece set sized for M12x1. 25 threads. Open end design allows wheel removal without a socket adapter. Black anodized finish resists corrosion and blends with modern wheel designs. Ships from FL Warehouse In House Quality Check 20 Piece Set Key Features Aluminum body Reduces unsprung weight compared to steel Open end design No need for an adapter