Tomei Equal Length Exhaust Manifold Subaru WRX 2002-2014 / STI 2004-2021 (TB6010-SB02B) Vehicle Trim_TS Coupe Drivers can expect an 11

Drivers can expect an 11 lb weight savings compared to stock

pressure drop is the amount of pressure that is lost as air travels through the intercooler

Note: Fits 2008-2012 Subaru WRX (w/ Sumitomo Brake Calipers)

Justification for the second came after installing other intakes

Tomei Equal Length Exhaust Manifold Subaru WRX 2002-2014 / STI 2004-2021 (TB6010-SB02B) Vehicle Trim_TS Coupe Drivers can expect an 11Tomei designed these equal length headers with a 4 2 1 layout with 42. 7mm, 45mm, 60mm runner sizes to help extract the maximum horsepower from your EJ25. The exhaust pressure is utilized best by this layout and you can notice peak power gains at high RPM. The lost wax process was used to eliminate cracking from welded weak points and for aiding smooth exhaust gas flow with out any interference. You will have a new higher pitched racing sound from the