2011 Ford Mustang Gt Zex Blackout Kit Oem Bbk Header Comparison
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Here's an OEM/BBK header comparison for you. The factory's stainless-steel tubes (right) are configured in a tri-Y short-tube design, which is markedly different (shorter overall tube length) from the four-into-one-tube setup of BBK's 5.0 headers. View Related Article
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