how much rwhp do you think ill gain from this catback on my procharged gt? i just purchased it and im curious to see and hear the results,i have flows welded into stocks tailpipes right now.
2000GT
ATI PROCHARGER 10#
03 COBRA TANK AND PUMPS
PROM UNIVERSAL
42LBS INJECTORS
FRPP ALUMINUM DRIVESHAFT
FRPP 3.73S
MAC CATTED H PIPE
FLOWMASTERS ON STOCK CATBACK
363RWHP 402RWTQ
2000GT
ATI PROCHARGER 10#
03 COBRA TANK AND PUMPS
PROM UNIVERSAL
42LBS INJECTORS
FRPP ALUMINUM DRIVESHAFT
FRPP 3.73S
MAC CATTED H PIPE
FLOWMASTERS ON STOCK CATBACK
363RWHP 402RWTQ

