How do I know if I have the 6 extra horses (436) NPP Dual Mode Exhaust ?

Asked by Feb 20, 2011 at 08:11 PM about the 2008 Chevrolet Corvette

Question type: General

2 Answers

195

Ask your dealer for the RPO sheet on your car, based on the VIN number.

45

The optional NPP Dual Mode exhaust adds 6 hp and 4 lb-ft of torque. The vacuum-operated butterflies can be seen if you look at your exhaust tips. Here is a shot of mine.

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