Quote:
Originally Posted by Chiraq M5
Not really sure about bms but bm3 stage 1 for me was pretty nice. Car response better and feels it's more awake overall. No sound difference.
If you're gonna do downpipes & air intake you can get stage 2 it will make a huge difference & sound better. bm3 will also burble with stage 2 and downpipes
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ya i figured that was the case with the stage 1. i have res delete so hopefully its not too loud on the exterior when i go with catless downpipes haha.