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The Invidia Equal Length Race Exhaust Manifold optimizes exhaust gas flow for Subaru models, including 2005-2021 STI and 2008-2014 WRX. Constructed from durable 304 stainless steel, this manifold is designed to withstand extreme performance environments. Its equal-length configuration ensures balanced exhaust pulses, contributing to enhanced power delivery and a distinctive 4-cylinder race-inspired sound profile. The integrated 2-bolt up-pipe flange facilitates seamless integration with upgraded external up-pipes or various rotated turbocharger setups. Smooth, mandrel-bent tubing minimizes back pressure, allowing for efficient exhaust gas evacuation. This component is engineered for applications targeting horsepower figures exceeding 600, providing a critical upgrade for high-performance builds. An O2 sensor bung is pre-installed for precise air-fuel ratio monitoring. Installation may necessitate an STI oil pan for proper clearance on specific models. For optimal performance, professional tuning, such as a custom e-tune from Migtuned tailored to your vehicle's specific year and model, is highly recommended after installation.

Material 304 Stainless Steel
Design Type Equal-Length
Up-pipe Flange 2-Bolt
O2 Sensor Bung Integrated
Exhaust Flow Unobstructed via Smooth Bends
Power Target 600+ Horsepower
Sound Profile Aggressive 4-Cylinder Race-Inspired Sound
Included Components New Exhaust Manifold Studs
Compatibility Subaru Models (Inc. 2005-2021 STI / 2008-2014 WRX)
Application Upgraded Up-pipe or Rotated Turbo Setups

Invidia Race Equal Length Header - Subaru 2005-2021 STI

SKU: invHS05SW1HDR
$1,830.71 Regular Price
$1,281.51Sale Price
Quantity
    • 2009-2010 Subaru Impreza 2.5 GT H4.2458cc Exhaust, Mufflers & Tips::Headers & Manifolds

      2009: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2010: Must Use Subaru Oil Pan PN 11109AA151 For Clearance

    • 2008-2014 Subaru Impreza WRX H4.2458cc Exhaust, Mufflers & Tips::Headers & Manifolds

      2008: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2009: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2010: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2011: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2012: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2013: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2014: Must Use Subaru Oil Pan PN 11109AA151 For Clearance

    • 2010-2014 Subaru Impreza WRX Limited H4.2458cc Exhaust, Mufflers & Tips::Headers & Manifolds

      2010: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2011: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2012: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2013: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2014: Must Use Subaru Oil Pan PN 11109AA151 For Clearance

    • 2009-2014 Subaru Impreza WRX Premium H4.2458cc Exhaust, Mufflers & Tips::Headers & Manifolds

      2009: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2010: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2011: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2012: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2013: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2014: Must Use Subaru Oil Pan PN 11109AA151 For Clearance

    • 2004-2014 Subaru Impreza WRX STI H4.2458cc Exhaust, Mufflers & Tips::Headers & Manifolds

      2004: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2005: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2006: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2007: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2008: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2009: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2010: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2011: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2012: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2013: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2014: Must Use Subaru Oil Pan PN 11109AA151 For Clearance

    • 2007 Subaru Impreza WRX STI Limited H4.2458cc Exhaust, Mufflers & Tips::Headers & Manifolds

      2007: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2011: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2012: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2013: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2014: Must Use Subaru Oil Pan PN 11109AA151 For Clearance

    • 2011-2014 Subaru Impreza WRX STI Limited H4.2458cc Exhaust, Mufflers & Tips::Headers & Manifolds

      2007: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2011: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2012: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2013: Must Use Subaru Oil Pan PN 11109AA151 For Clearance 2014: Must Use Subaru Oil Pan PN 11109AA151 For Clearance

    • 2010 Subaru Impreza WRX STI Special Edition H4.2458cc Exhaust, Mufflers & Tips::Headers & Manifolds

      2010: Must Use Subaru Oil Pan PN 11109AA151 For Clearance

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