Quote:
Originally Posted by smokenjoe
thinking about having my dealer do the install of your stage 1 ELITE and just the new muffler,what would the install time be for the two of them and what would the added horse power and torque be , I have 3200 miles on my M240i coupe also can the stock rear defuser be used
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2.3 hours between the 2. Power gains would be the gains from the tuner. For all intents and purposes the exhaust is a sound mod. There is some small gains at the ultra top end but its nothing you are going to feel.