Sale Add to Cart Turbosmart Turbosmart BOV Kompact Dual Port - 88-94 Nissan Skyline GTS-T MSRP: $224.99 $224.99 $202.49 You save $22.50 TS-0203-1026 Dual outlet-type BOV. The Kompact Dual Port vents both to the atmosphere and back into the air intake. Ports with sequential timing allow quieter operation during normal driving, while still offering the... Add to Cart Compare