The Tomei Expreme Unequal Length Exhaust Manifold Kit 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

• Subaru 15-21 WRX