Introducing the newest development from the Holley EFI engineering team. The Holley EFI High Flow Dual Port Boost Control Kit. This kit contains a set of pre-installed high flow solenoids, which feature a dual O-ring sealing design, preventing any boost leaks out of the manifold. A black anodized billet aluminum manifold, with built in mounting provisions. Two pre-terminated connectors for a quick installation, and extra pins for those of you wanting to cut the harnesses to custom lengths. Finally two 1/4" push-lock fittings to simplifying the installation process. The Holley EFI boost control proprietary solenoid design flows nearly 40% more than comparable designs and up to 90% more than conventional 3-port boost control solenoids. Black Anodized Billet Dual Port Manifold Two 1/4 in. NPT Push-Lock Fittings For Easy Plumbing/Install Two Pre-Terminated Connectors Simply Plug Into The Solenoids Billet Manifold Contains Built In Mounting Provisions Proprietary Design To Flows Nearly 40% More Than Comparable Dsgns Up To 90% More Than Conventional 3-Port Boost Control Solenoids Additional Attributes: GTIN: 00090127047088 WARNING CA Proposition 65: No Extened Information: Emissions : Legal US Life Cycle Status: Available To Order Packaging: Quantity of Each: Package UOM: Dimension: 6.5000 x 6.0000 x 4.2500 inches