This PCV Replacement kit comes included with all components needed to swap out your old cracked/leaky diaphragm with a new one without replacing the entire Valve cover or even having to remove it. Our kit includes a replacement cap so that your install job can be worry free.

Jan 28, 2025 · Learn everything about B58 PCV diaphragm replacement for BMW engines: signs you need it, how to prepare, what happens during the service, costs, and post-replacement tips.

Upgrade your PCV system with this comprehensive replacement kit, designed for the B58 valve cover. No cutting required; simply replace the damaged diaphragm with this kit. Highly recommended for routine maintenance and to address smoking issues common in B58 engines.

This PCV replacement kit includes everything you need to repair the pcv diaphragm on the b58 valve cover. Not cutting required simply pop off the broken one and replace it with this kit. Highly recommended as routine maintenance, will usually fix the smoking issues B58’s tend to …

Oct 20, 2023 · The dealer is stating there is a problem with the PCV valve, and therefore the entire valve cover must be replaced. From my reading I see that PCV valve issues are a "known" issue with B58 engines, and that the PCV valve is integrated with the valve cover.

This PCV replacement kit includes everything you need to repair the pcv diaphragm on the b58 valve cover. Not cutting required simply pop off the broken one and replace it with this kit. Highly recommended as routine maintenance, will usually fix the smoking issues B58’s tend to …

Just get a plastic pry tool to safely pry off the PCV Cap and then replace the damaged rubber diaphragm with this new one! This rubber diaphragm is of the SAME quality as the OEM rubber diaphragm as well as the SAME overall diameter!

B58 PCV Diaphragm Replacement Kit For individuals that have damaged their PCV cap while trying to replace the rubber diaphragm but don't want the Ross Racing Billet Aluminum PCV Cap, this product is for you!

When it comes down to making power in your B58 powered vehicle the pcv system is taking the beating of the century. BMW integrated the pcv system with the valve cover(internally) using small holes in the intake runner to operate the diaphragm thats built into the valve cover.

This BMW B58 PCV Diaphragm replacement cap comes with all the necessary hardware to replace your old or leaking PCV Diaphragm cap. The BMW B58 PCV cap is prone to failure with vehicle aging and mileage, as the rubber portion of the PCV cap will naturally dry and begin to …