The Cosworth Subaru High Volume Inlet Manifold is cast from aluminum featuring large tapered runners with radiused inlets for improved air flow. Plenum volume has been substantially increased and tuned for power. Engineered for easy installation and is the key to making big power.
* Substantially increased plenum volume
*Large, tapered runners with radiused inlets
*Tuned plenum volume and runner length/taper
*Over 10% increase in flow
*Integral vacuum manifold for connection of brake booster, boost gauge, MAP sensor, boost controller, etc.
*Will work with standard or forward mount throttle body configurations
*Stock throttle body location for compatibility with most aftermarket FMIC kits
WILL NOT WORK WITH STOCK TMIC SETUP
REQUIRES THE USE OF OEM OR OTHER TGV's
WILL WORK ON, 2004-2008 STI(throttle by wire)