Torque Solution Speed Density Adapter Harness for 02-07 WRX/STi (TS-WH-497) Holley AN Size: Part Number: -4AN

AN Size: Part Number: -4AN 22504 -6AN 22506 -8AN 22508 -10AN 22510 -12AN 22512

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

and DW300) cannot be fitted

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

Part Number: Fitment: Notes: 3200A058 With ACD Discontinued - Was $4335

Torque Solution Speed Density Adapter Harness for 02-07 WRX/STi (TS-WH-497) Holley AN Size: Part Number: -4ANThe 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