Product Description
Fitment Information:
2002-2014 Subaru WRX
2004-2021 Subaru STI
Notes for fitment:
2004 - 2007 STI - same oil pan
2002 - 2005 wrx needs sti oil pan
2006 - 2007 wrx needs sti oil pan and oil cooler
Features:
Designed to optimize exhaust flow while increasing spool
Improves horsepower, torque, and reduces turbo lag
Material: 409 stainless steel
Produces an aggressive exhaust note
Works with 2 bolt flange up-pipes
Includes new gaskets, hardware, and heat wrap, and worm clamps
HKS Turbo Exhaust Manifold for the Subaru WRX and STi is an OEM replacement (using the standard 2 bolt uppipe connection) which comes with gaskets and a heat shield blanket. The HKS headers are lighter and flow more efficiently than the factory manifold which will increase your horsepower and torque while giving you a more aggressive sound.
Usually ships within 3 days. 
