Quote:
Originally Posted by aeaustinG20
Too much probably, around $500. Taking it to a reputable BMW race shop in the area.
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My shop charged me $165 for the DP, 500 is way too much.
Quote:
Originally Posted by P_Leotardo
Why this downpipe in particular?
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The AA downpipe has an EPA-certified GESI cat. Since it's higher quality, it does a better job "cleaning" the exhaust gasses and will not trigger your O2 sensor.