ZachG Posted May 3, 2013 Report Share Posted May 3, 2013 Name: Pontiac Grand Prix GTP (1998) Date Added: ÚTE_ADDED% Owner: ZachG Short Description: First car, 98 GTP. Mother bought new in 98. I bought from her in March 2012 Has a ZZP full exhaust 3" DP to cat, Reasonator delete with 2.5" piping, Y pipe to dual 2.25" back to dual zzp mufflers with dual 3" tips on ea side. View Vehicle 1998 Pontiac grand prix gtp supercharged2 12" Obsidain Audio V.1 on a 2011 zx1500.1 at 2 ohms. 20ft of Knuconceptz CCA 0 Guage. 2nd Battery is a Shurken BT-120. Box is 3.5cu tuned at 31.8hz sealed off from the trunk. 14sqft of Dynamat on the Rear deck top & bottom. Soon to be more for doors/roof. Gets low & loud Did a 140.5 Sealed at Battle of the boom in June 2013 dropping to 12.7v (need a alt mines going bad) Link to comment Share on other sites More sharing options...
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