Great to tie in Boost Controllers, Gauges and any components that require a separate vacuum source. You can also use them for fuel and oil requirements with tape. Billet vacuum manifold kit is a great add-on for tuner that require additional vacuum sources. It has 6 ports, and also comes with plug if tuner don't require that many ports. This will ease up all the trouble for splitting up lines and making extra ports if needed.
Features: Made of high quality aluminum alloy. The surface is anodized for a long lasting, brilliant finish. Includes six 1/8" vacuum ports. Includes two 3/8" inlet-outlet fittings. With 4 block-off plugs. With 1 inlet-outlet block-off plug. With mounting hardware. A perfect modification accessory.