turbo

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Apr 7, 2008 | 10:19 PM

crazer42

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Senior User

Joined: Oct 2007

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turbo

while instaling my new exaust, i looked into the turbo once i had the old downpipe off i boticed a valve looking thins in there almost like a big door, but it was turned sideways just wondering what that is

thanks alot

Apr 7, 2008 | 10:25 PM

Mike Norwood

Elder User

Joined: Aug 2007

Posts: 629

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From: South-Central Kentucky

Hey crazer, welcome to FTE. That valve is your exhaust back pressure valve. That is what closes on those cold mornings and makes your truck sound like a jet preparing for take-off.