Tomei Expreme Unequal Length Exhaust Manifold - 2002-2014 Subaru WRX / 2004-2021 STI / 2004-2013 Forester XT / 2005-2009 Legacy GT / Outback XT PDM_piston-rings-and-clips High back pressure means the

High back pressure means the turbine has to work harder to push exhaust out — which means less energy available to spin the compressor wheel

AND DRIVER FEEDBACK

The Ultra Large Seat will come in the black finish and in the Alcantara materials to offer comfort

One (1) Deutsch DT pigtail

Tomei Expreme Unequal Length Exhaust Manifold - 2002-2014 Subaru WRX / 2004-2021 STI / 2004-2013 Forester XT / 2005-2009 Legacy GT / Outback XT PDM_piston-rings-and-clips High back pressure means theTomei knew the importance of keeping that signature Subie rumble with an UEL manifold, but also wanted to improve over the stock manifold. To accomplish this, they have gone away from the cast material to a SUS304 Stainless Steel for the piping and flanges. Tomei Expreme UEL Exhaust Manifold Highlights: Unequal Length Design Increased Horsepower and Torque 4 1 High Efficiency merge collector Constructed out of SUS304 Stainless Steel hardware and heat