OptiTorque Cylinder Head Stud Kit - TorqueMaster Series - 12 Point Nuts - Chromoly - Black Oxide w/ BMW 4-Cylinder 080-500-550 F The relay housing comes with

The relay housing comes with a labeled lid that snaps into place providing a clean installation

Waterman Canister Filters

and 950 CFM versions

0" inside diameters

Maxima Ready-To-Use Air Filters

OptiTorque Cylinder Head Stud Kit - TorqueMaster Series - 12 Point Nuts - Chromoly - Black Oxide w/ BMW 4-Cylinder 080-500-550 F The relay housing comes withProduct Description: Cylinder Head Stud Kit TorqueMaster Series 12 Point Nuts Chromoly Black Oxide BMW 4 Cylinder OptiTorque produces premium quality fasteners for a wide range of automotive applications. From stock rebuilds to hard core racing builds, OptiTorque fasteners are USA made and designed, featuring premium materials and designed to meet or exceed OEM specs.