[tigerfan2771]

Originally Posted by itschristorres8 yes they will all match up theres no telling what gains you'll really see with just a ported upper. the upper & lower together really help out and do its justice together you'll get some gains for sure but your better off doing the lower as well

well im gonna do both eventually but im probably gonna order the upper within the month while its still on sale and see how the installation goes. im not that experienced mechanically so im gonna make sure i can install the upper before i attempt the lower.