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Injen — Injen 18-21 Subaru WRX STI H4 2.5L Turbo SP Aluminum Series Cold Air Intake - Polished
Cold Air Intake
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Cold Air Intakes

Injen

Injen 18-21 Subaru WRX STI H4 2.5L Turbo SP Aluminum Series Cold Air Intake - Polished Cold Air Intake

SKU: injSP1208P

Injen Technology has done it once again with this new short ram air intake for the 2018-2021 Subaru WRX STI Equipped with the H4-2.5L Turbo Engine. The Injen Technology SP1208 performance air intake system is the result of countless hours invested in research and development to provide a proven intake system designed to add power and performance to your STI. The Injen Technology SP1208 intake system is a direct...

Installation manual

$369.10
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Overview

Injen Technology has done it once again with this new short ram air intake for the 2018-2021 Subaru WRX STI Equipped with the H4-2.5L Turbo Engine. The Injen Technology SP1208 performance air intake system is the result of countless hours invested in research and development to provide a proven intake system designed to add power and performance to your STI. The Injen Technology SP1208 intake system is a direct replacement for that restrictive factory airbox and provides a engineered solution that allows that turbo to breathe deeply and produce it's full power potential with a simple drop-in install. To top it all off, no tune is required to get the power numbers noted!

Features

  • Note: This product is not currently CARB exempt and is not available for purchase in California or for use on any vehicle registered with the California Department of Motor Vehicles.
  • Injen's MR Technology provides massive power gains while maintaining A/F ratios
  • Includes custom heat shield specifically designed for this application
  • Smooth intake piping eliminates restrictions and improves airflow
  • Dyno Proven gains of up to 26 hp and 24 lb-ft. of torque
  • No additional tuning required and no check engine lights
  • Huge 3.250in mandrel-bent 6061-T6 aluminum intake tubing
  • Fully serviceable Injen SuperNano-Web dry air filter
  • Features Injen's patented MegaRam (MR) Technology
  • Replacement air filter part number X-1059-BB
  • Aggressive engine tone under full throttle
  • Injen Technology Limited Lifetime Warranty
  • Optional Hydroshield part number 1040BLK
  • Available in multiple finishes
  • Made in Pomona California, USA
  • Short Ram Air Intake Design
  • SP1208WB (Wrinkle Black)
  • SP1208WR (Wrinkle Red)
  • SP1208P (Polished)
Polished SP Aluminum Series Air Intake System

Installation (catalog file)

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