Boomslang Fabrication Plug And Play Harness For Use w/ Haltech Nexus R5 ECU Many Subaru Models w/ Manual Transmission Year and Model:2007 STI are recommended to handle the

are recommended to handle the increased valve lift

whether on twisty roads

dressed in the special color RAYS Black Metal Coat

The S-Type system features patented straight-through and multi-core technology

this catch can helps maintain peak engine performance and reliability

Boomslang Fabrication Plug And Play Harness For Use w/ Haltech Nexus R5 ECU Many Subaru Models w/ Manual Transmission Year and Model:2007 STI are recommended to handle theBoomslang plug and play adapter harnesses are a pre wired extension that sits between your cars factory ECU and wiring, allowing you to easily connect aftermarket engine management systems, piggyback controllers, or datalogging devices without cutting or splicing factory wires. The Haltech Nexus offers full engine control. In some instances, the factory ECU remains in parallel to communicate on the OEM CAN bus Fully plug and play. Easy to install.