Dress up your engine bay with new coolant expansion tank caps
Must Swap Pressure Relief Valve From PN #17117639021 to New Unit. Other Pressure Relief Valves Will Not Apply
Dress up your engine bay with new coolant expansion tank caps
Must Swap Pressure Relief Valve From PN #17117639021 to New Unit. Other Pressure Relief Valves Will Not Apply
Billet Aluminum Fuel Cap Cover from Goldenwrench Supply Co.
Get rid of the plastic oil cap on your BMW and add some nice billet pop to your engine bay
Stops oil loss due to missing or damaged filler cap
Functional and stunningly stylish way to add a nice touch to any engine bay!
This cover affixes on top of your factory oil cap like a glove. Installing quickly in seconds.
Get rid of the plastic oil cap on your BMW and add some nice billet pop to your engine bay
Includes the sealing gasket
Get rid of the plastic oil cap on your BMW and add some nice billet pop to your engine bay
The premier solution for BMW owners looking to replace the fragile, failure-prone factory plastic unit.
Improve the look of your oil cap
Prevent oil leaks with this new valve cover gasket
For vehicles with the Gen2 B58 engine (B58C B58D B58X B58TU)
This product was last offered at the strikethrough price on
08-14-2026
Upgraded oil cap that adds the MMR style