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Turn your sporty Audi S4 or S5 into an all-out street monster with IE's complete Dual Pulley ratio kit for B8/B8.5 3.0T supercharged engines with manual transmission. Get the most out of your 3.0T supercharged engine delivering a massive jump in power up to 548bhp & 525ft-lbs (with additional hardware). This kit includes a dual pulley ratio 207mm crank pulley, IE POWERlink OBD tool, DSG transmission tune, and ECU tune needed to transform your Audi 3.0T into a true performance machine.
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