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so i just installed an AIRDOG DF-100 on my 2003 lb7. everything seams t be working good. but when i come to a stop, the engine gets noisy. any ideas as to why this is?
 

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Have you checked the fuel pressure coming out of the Airdog. When I installed mine the pressure was way to high. Lb7's don't like anything more than 8psi at idle. I ended up backing the adjustment screw all the way out.
I now run at 8-9psi cold and 6-7 warm. My truck is happy.
 
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