Thread: JB+ 75% review
View Single Post
      04-11-2009, 12:40 PM   #20
Drives: 2011 135i
Join Date: Mar 2008
Location: Pittsburgh

Posts: 1,387
iTrader: (9)

I have never heard a "pop" from my car. However, when letting off the gas pedal i do get a burble or small backfire, but thats been there since day 1
TwinTurboXI is offline  
Reply With Quote