UEL Vs EL Headers: Which Is Better For Your 86/FRS/BRZ?
 

For those who are new to the aftermarket scene, UEL stands for unequal length headers and EL stands for equal length headers. As the name describes, the difference between a UEL and EL header is the length of the exhaust piping: UEL headers has 1 side of the exhaust pipes longer than the other vs EL headers has exhaust pipes that are equal in lengths on both sides.

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