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#1
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Engine tone changed?
2005 Z71 5.3 107,000 miles.
I noticed last week that when my truck shifts into 4th gear it seems to have a deeper engine tone. Any reasons for that? Trucks drives and runs fine just a deeper sound.
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2009 Z-71 ECSB 2007 Yamaha Grizzly 700 FI |
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#2
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Re: Engine tone changed?
Just differnt air flow through the intake, sounds normal to me.
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