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BWR™ and Katana™ supercharger owners have been asking for a tune to support smaller pulley sizes, and now Kold-Fire is delivering. Introducing the Kold-Fire V3.2 SC upgrade. Our tune, along with a 3.2" pulley for your MP62 blower, is a simple, safe and cost effective way to increase power and torque. For Elise (MY05-07) and Exige (MY06). This tune is comparable to the Lotus Sport Tune and is only available for Federal Model vehicles only. Pulley available separately