B58TU / B48TU One Way Crankcase Breather - G Chassis

Product Details

VTT is happy to introduce the first and only available plug and play ONE-WAY crankcase breather kit for BMW B58 applications. With this breather simply remove your oil cap, install the breather, and instantly free up horsepower, improve turbo draining, remove crankcase pressure, all while adding a cool look to your engine bay. FITS with the engine cover on. Engine cover can be removed, and installed without removing the breather.

Can be used by itself with the stock PCV system to eliminate crankcase pressure, or with any number of PCV setups, including our VTT Engine catch can for the ultimate in crankcase pressure relief.

Made from 6061-T6 Aircraft aluminum anodized black for a long-lasting finish, 4 stainless steel baffles for complete oil control, a PTFE one way check ball, a high-quality filter, and clamp all work together to keep crankcase pressure where it belongs, out of your crankcase.

This breather will fit all B58 Vehicles that use the most common oil fill cap design. This does NOT mean it fits all BMW vehicles.

The breather sits about 2.5' tall from the valve cover oil cap area, and the filter is 2-3/4' in diameter

Is your car a Gen1 or TU?

Pull your oil cap off, and check how it attaches. 2 Prong style is Gen-1, snap-in style with grooves is TU.

Not for sale or use in the state of California on any pollution-controlled vehicle as per the California Air Resources Board.

Prop 65 Warning

Product Q&A

Lifetime Replacement

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