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Pop/Backfire at WOT and shifting...normal?

9.8K views 33 replies 16 participants last post by  aaronc7  
[quote author=lidokrantz link=topic=112244.msg2325614#msg2325614 date=1211218140]
since i have had the TBE on the car, i have had only 1 pop/backfire at 63000 rpm really hittin hard.
[/quote]

See! Who says these cars don't make power after 5500rpm?