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SC+JBA headers

749 Views 0 Replies 1 Participant Last post by  hogwild
My SC GT is putting out 390rwhp with 373 torque. I just bought some JBA shorties(CARB legal-CA) I plan to redyno it next week to put to rest if headers actually help the SC GT's???? Ill be happy if I can get over 400Rwhp! Any other SC GT's with headers out there to compare with???:wavey