slp dual dual or GMMG?
#1
slp dual dual or GMMG?
Looking for a catback to go behind the jet hot long tubes on my 1994 z lt1 Slp dual dual or GMMG any sound clips would be great of either one on Lt1 . looking at making 315 or so rwhp
#5
hmm when I hear gmmg, i think of this http://www.gmmginc.net they make the chambered exhaust
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10-01-2015 10:19 PM