Heffner Performance Audi R8 spyder

This sultry beast is one of many twin turbo V10 R8′s that Heffner Performance has built this year, but it is their very first R8 V10 Spyder.

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The system fitted to the open-top sports car uses twin Garrett GT35R turbos pumping out 6 psi of boost producing 725 awhp, which is 225 more than stock. for more information go to: www.heffnersperformance.com

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