PNP Speed Density Kit

• 2008–2021 Subaru | WRX STI
• 2008–2014 Subaru | WRX

This Torque Solution PNP speed density kit is for the Subaru WRX 2008-2014 and Subaru WRX STI 2008-2021. The kit allows you to easily switch from a MAF setup to speed density without having to hack up your OEM harness: the adapter harness makes the kit a direct plug and play setup with no wire cutting or splicing required. The provided bung for the IAT sensor must be welded either on the throttle body side of your TMIC or on your FMIC upper charge pipe right before the throttle body.

• Plug and Play Adapter Harness
• Direct Fit
• Waterproof Connectors
• 39" Length
• High Temp Wire Loom
• Fast Response IAT Sensor
• Aluminum IAT Weld-On Bung
• 1 Year Warranty
• Applications: Subaru WRX 2008-2014, Subaru WRX STI 2008-2021
• Includes: Torque Solution GM Style IAT Sensor, Torque Solution IAT / Speed Density Pigtail Harness, Torque Solution Weld Bung: 3/8" (-18) NPT Female Aluminum
• Part Number: TS-WH-499PA

Frequently Asked Questions

Does this fit my vehicle?
Yes, this speed density kit fits the Subaru WRX 2008-2014 and the Subaru WRX STI 2008-2021.

What is included in the box?
The box includes a GM style IAT sensor, an IAT / speed density pigtail harness and a 3/8 inch (-18) NPT female aluminum weld bung.

Does installation require wire cutting or splicing?
No, the adapter harness makes the kit a direct plug and play setup with no wire cutting or splicing required; the provided IAT sensor bung must be welded to the TMIC or the FMIC upper charge pipe before the throttle body.

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