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With the ATI D-1 supercharger all bolted in place, our attention turned to the exhaust side of things. Contrary to popular belief, the exhaust is of equal-if not greater-importance when it comes to making power on a supercharged application. Here we were fitting a set of large-tube headers from TPIS. Although we won't run these on the dyno (since the Vrbancics have a myriad of pipes with all of the correct EGT hook-ups), we will more than likely use this set in the car.