S4 Quattro Cabriolet V8-4.2L (BHF) (2008)
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If present, tighten bolts of front exhaust pipes - 1 - and - 2 -.
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If present, tighten bolts of heat shield - 3 - on to vehicle floor - arrows -.
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Install rear part of exhaust system - 2 -.
Tightening torques