featured What Does a Downpipe Do? Power, Sound and Tuning Explained
What a downpipe does on a turbocharged car, how much it adds with a tune, catted vs catless, sound, check engine lights and legality.
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Cat-Back vs Axle-Back Exhaust: Which Should You Buy?
Cat-back vs axle-back exhaust: what each one replaces, and how sound, drone, power, cost and installation compare so you can pick the right system for your car.
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