Tomei Expreme Unequal Length Exhaust Manifold 2015-2021 WRX

Here, you are looking at the Tomei Expreme Unequal Length Exhaust Manifold Kit. What is special about this particular header, is that it is the world's first and only one-of-a-kind unequal length exhaust manifold type for the FA20DIT platform. This exhaust manifold is the result of 4 years of research and development to provide you with a quality manifold that will create that unique boxer sound while improving the power and performance of your vehicle. 

DETAILS:

SUS 304 stainless steel construction

2mm piping thickness

World's first unequal length design for the FA20DIT platform

Creates the boxer exhaust note

The design removes all the multiple narrow restrictions found in the OEM manifold

Larger turbo side port ID on the flange compared to stock

Saves weight

Improves both horsepower and torque

Reduced turbo spool time and improved throttle response

Includes new gaskets