VTT B58/S58 Cylinder Head Port Block-Off Kit - BMW B58 Gen1/2/3 (B58/B58TU/B58TU2) & S58 3.0L
The VTT B58/S58 Head Port Block-Off kit is designed to either seal off the factory head ports used by the OEM low-side PCV system. These ports in the cylinder head utilize engine vacuum to evacuate crankcase gases, but in the process, can allow oil to enter the intake manifold, leading to valve carbon buildup and other performance issues over time.
The Block-Off kit offered by VTT completely seals the factory head ports to prevent oil intrusion and unwanted vacuum leaks.
This kit does NOT require any tapping, meaning no metal to get into the engine, etc. You simply tap the plugs into place.
Key Features
Eliminates oil draw-through into the intake manifold
Prevents carbon buildup on intake valves
Utilizes precision-machined plugs for boost sealing
Fully reversible — Block-offs can be removed if needed
No tapping is required. Easy install, by tapping the blocks into place.
T#:
49822557
|
Part#:
VTTBS58BLOCK
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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25.49
SALE:
$25.49 (15% OFF)
WAS: $29.99 on 07-02-2026
This product was last offered at the strikethrough price on
07-02-2026
Lifetime Replacement
This product is backed by our
Lifetime Replacement Program! Read more here
Lifetime Replacement Program! Read more here
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VTT B58/S58 Cylinder Head Port Block-Off Kit - BMW B58 Gen1/2/3 (B58/B58TU/B58TU2) & S58 3.0L
$25.49
- VTT-OCC-B58-Head-Port-Block-Off-Kit-BLOCK
Prop 65 Warning