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lowerdownpipes
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  1. Q50 General Discussion Forum
    2017 Redsport 3.0t Hopefully someone can help I recently installed 1320 racing lower down pipes and a Rev9 cat back Exhuast Both the downpipe and the cat back are 2.5 inch I’m hearing a whistle sound when building boost Does anyone have a similar issue when installing Downpipes could it a gasket...
  2. Q50 General Discussion Forum
    I was shopping around for lower downpipes and came across Megan racing and plm. which of the two would you think is the better product. Megan racing are around $180 before tax and ship and PLM are $150.I have a 3.0t luxe cuz I always get asked what trim and what model I have.
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