What Are Headers and What Do They Do?
 A beginner-friendly guide to exhaust header design, performance, fitment, tuning, sound, and emissions considerations.
Can You Install Headers With a Stock Exhaust?
Headers can work with a stock exhaust when the collector, flange, pipe size, sensors, catalytic converters, and vehicle fitment are compatible.
Do Exhaust Pipe Bends Affect Horsepower?
Smooth exhaust bends rarely reduce noticeable power, but crushed pipes, tight turns, poor routing, and incorrect pipe size can restrict performance.
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