Mishimoto Top Mount Intercooler for 2008-2014 Subaru WRX STI 3.75" Core

Mishimoto Top Mount Intercooler for 2008–2014 Subaru WRX STI — 3.75" Core Reduce intake temps , increase reliability, and unlock bolt-on power with the Mishimoto direct-fit top-mount intercooler engineered specifically for the 2008–2014 Subaru WRX STI. Precise fit: Direct-fit design for an easy installation in under 30 minutes with no A/C line modifications. High-efficiency core: 3.75" thick dense bar-and-plate core (584 in³) optimized for heat transfer and support up to 400 WHP. Durable construction: Cast aluminum end tanks TIG-welded to a robust core for lasting performance. Proven gains: Tested results include ~10°F intake temp drop and measured +5 WHP / +7 WTQ on a stock vehicle. Complete kit: Includes new Y-pipe gaskets, BPV gasket, silicone PCV hose, and throttle-body coupler for a hassle-free install. Finish & warranty: Available in Stealth Black or Sleek Silver powder-coat and backed by the Mishimoto Lifetime Warranty. This intercooler is ideal for daily-driven or track-focused STIs seeking lower intake temperatures, improved spool response, and reliable power gains without major modifications.