Steel Lug Nuts M12x1.5 Extended Grooved Shank Blue Spike 16pcs + 4 Locks Control Arms These units come as complete

These units come as complete assemblies with the LED DRL integrated

By replacing the restrictive factory catalytic converters with a straight-through

Hose clamps are not included with this reducer

✅ TIG-Welded Joints – Strong

but verify your header manufacturer's recommendation to avoid over-torquing bolts on a wet gasket

Steel Lug Nuts M12x1.5 Extended Grooved Shank Blue Spike 16pcs + 4 Locks Control Arms These units come as completeSteel Lug Nuts M12x1. 5 Extended Grooved Shank Blue Spike 16pcs + 4 Locks Blue spiked steel lug nuts with extended grooved shanks designed for custom wheel applications. The 16 piece set includes four locking nuts for added security. M12x1. 5 thread pitch fits a wide range of vehicles with aftermarket wheel setups. Hard wearing steel construction with grooved shank geometry for reliable seating and grip. Ships from FL Warehouse Steel Construction