Torque Solution PNP Speed Density Kit w/ Stainless Bung 2008-2014 WRX / 2008-2021 STI Cusco-InStock as overheating can lead to

as overheating can lead to reduced lifetime of the converter

Ideal for Subaru enthusiasts who value both performance and style

By upgrading to these high-quality rotors

Corrosion Resistance: Anodized finish ensures durability and long-lasting good looks in harsh conditions

Torque Solution PNP Speed Density Kit w/ Stainless Bung 2008-2014 WRX / 2008-2021 STI Cusco-InStock as overheating can lead toUpgrade your Subaru WRX or WRX STI with the Torque Solution PNP Speed Density Kit, designed for model years 2008 2014 WRX and 2008 2021 STI. This premium kit lets you easily switch from a MAF setup to a speed density system without cutting or splicing your OEM harness. Enjoy a clean, plug and play installation that maintains your vehicles wiring integrity and improves tuning flexibility. The kit features a direct fit adapter harness with waterproof