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3.6 2.5" exhaust pipes
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  1. Dodge Challenger SE/SXT Specific
    I know changing the size of the exhaust pipes/catback will make only minor improvement on performance....but which is better for the 3.6 Pentastar - the 2.25" stock exhaust, or replacing with 2.5" catback? For example, I am considering the Solo (2.25") vs Flowmaster American Thunder (2.5"). I...
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