Torque Solution Speed Density Adapter Harness for 02-07 WRX/STi (TS-WH-497) Holley We require a core for

We require a core for these finished pieces

and DW300) cannot be fitted

traditional cylindrical or beehive springs is the damping and removal of valvetrain harmonics

" And while the airbox is doing it's job of increasing performance

and four-layer silicone couplers with heat-resistant embedded fibers for improved tolerance against heat and pressure

Torque Solution Speed Density Adapter Harness for 02-07 WRX/STi (TS-WH-497) Holley We require a core forThe Torque Solution plug and play speed density adapter harness for 2002 2007 WRX and STi allows you to easily switch from a MAF setup to Speed Density (SD) without having to hack up your OEM harness. This adapter harness is a direct plug and play with the OEM harness plug and GM Style AIT sensor, such as the AEM (30 2010). Requires a bung to be welded for the AIT sensor either on the throttle body side of your TMIC or on your FMIC upper charge pipe