HKS Equal Length Header Subaru 2002-2014 WRX / 2004-2020 STI


SKU hks14019-AF002

The HKS Stainless Steel Equal Length Exhaust Manifold is lighter and flows much better than the factory manifold to increase both horsepower and torque while providing a more aggressive sound. 

  • Made using SUH409 stainless steel materials.
  • MUST have an STI Oil Pan on 2002-2005 WRX to fit.
  • Designed to optimize exhaust flow while increasing spool.
  • Improves horsepower.
  • Improves torque.
  • Produces an aggressive exhaust note.
  • Accepts stock up pipe and aftermarket up pipes with a stock-like flange.
  • Includes new gaskets, hardware, and heat wrap and worm clamps.
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