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Delphi vs. Dorman GM 3.8L Upper Intake Manifolds
Posted to Technical Discussion Forum on 3/9/2009 14 Replies

What do you prefer to install as a replacement for the GM 3.8L? Has anyone had any problems/comebacks/failures with either replacement manifold? What would you like to see improved with either design? Login to read more.

14 Replies Received (View Replies)