Torque Solution PNP Hybrid Speed Density Adapter Harness: Subaru WRX 08-14, STI 08-21 | TS-WH-499H Vehicle Make_Nissan Performance Gains:

Performance Gains:

Horsepower: 275 - 550

and superior design of the Fidanza billet aluminum flywheels

Includes full wiring harness for plug-and-play installation

Torque Solution PNP Hybrid Speed Density Adapter Harness: Subaru WRX 08-14, STI 08-21 | TS-WH-499H Vehicle Make_Nissan Performance Gains:Torque Solution PNP Hybrid Speed Density Adapter Harness allows you to easily switch from MAF setup to Speed Density 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 IAT sensor, such as AEM part# 30 2010. Requires a bung to be welded for the IAT sensor either on the throttle body side of your TMIC or on your FMIC upper charge pipe right before the throttle body. This