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Exhaust Header - Explained


What are exhaust headers? How does an exhaust header increase horsepower? What's the difference between a 4-2-1 header vs 4-1 header? This video explains how exhaust headers are used as a portion of the exhaust to increase horsepower, by using long piping and larger diameter piping, as well as a larger diameter collector. Product Link: Yonaka Headers - http://www.yonaka.com/Yonaka_Headers_4_1_ITR_


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