roworld Member Feb 12, 2004 105 0 17 baltimore md May 18, 2009 #1 May 18, 2009 #1 Is it possible to mix a cobra lower IM(egr hole in the center) with a gt40 upper (from a explorer) without the egr hole in the center?
Is it possible to mix a cobra lower IM(egr hole in the center) with a gt40 upper (from a explorer) without the egr hole in the center?
