View Single Post
      12-16-2012, 02:29 PM   #5
jsmonet
Lieutenant
 
Drives: 2012 135
Join Date: Nov 2011
Location: so cal

Posts: 450
iTrader: (2)

Just FYI, that's afterfire, otherwise known as little pockets of unburnt fuel igniting in the exhaust. Backfiring is a far more serious issue usually requiring, at the least, a new intake manifold after it happens

Overrun/afterfire is no big deal.
__________________
2012 135i. dinan stg3 | ohlins dfv | assorted rice | hardest parker evAr
jsmonet is offline  
0
Reply With Quote