01-04.5 LB7 Duramax PowertrainDiscussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving . Engine , Transmission Ect
View Poll Results: Straight pipe or not
Straight pipe it!
56
81.16%
Leave the muffler on.
7
10.14%
Add a second muffler so it sounds quiet like a gasser.
Add a flowmaster and magnaflow muffler. guranteed 12hp gain.
its better if both mufflers are the same brand..avoids confusion
__________________ -Lonny, 18 Young, Dumb, and Full of C*m!
2002:
K&N intake
8/6 inch offest lift/35inch Yoko Geolander MT
Black 5" MBRP Turbo-Back
PPE Hot + 2 Level 3
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/35inch Yoko Geolander MT
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