Boomslang Fabrication Plug And Play Harness For Use w/ Haltech Elite 550 ECU Many Subaru Models w/ Manual Transmission Year and Model:2002-2005 WRX Sporting a large 6" high

Sporting a large 6" high flow K&N Air Filter with a raw stainless steel or wrinkle black coated finish

By upgrading to this front mount intercooler and piping kit

Eibach’s spacers are made from aircraft-grade aluminum

By swapping out heavier stock pulleys for these lightweight aluminum components

like most South Bend clutch kits

Boomslang Fabrication Plug And Play Harness For Use w/ Haltech Elite 550 ECU Many Subaru Models w/ Manual Transmission Year and Model:2002-2005 WRX Sporting a large 6" highBoomslang 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 Elite 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.