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Installed Supermax headers yesturday, got it dyno tuned today. My
03Z has a Blackwing and B&B PRT's. The headers also had the x-pipe and cats cutted. Picked the car up last night and drove it home, got on it a little on the highway. WOW! The car is a beast. The sound from inside is down right mean. Not much louder at idle, but going thru the gears it gets loud. Iam not sure if I am going to keep the PRT's. It might be too much for me. I droped it into 3rd on the highway at 75mph, and it is a cross between nascar and formula 1.
Today I had it Dyno Tuned. I was expecting more. It made 373hp and 364tq. I will try to post the graff soon. Not sure how much altitude affects it but it was at about 2200ft elevation.
Overall I am very happy with the supermax headers. They diffenitly make the car come alive. The power and sound are fantastic Brian
Dynatech headers are often over looked and that's too bad, too. Some of the highest performing, header only Z's that I've tuned were equipped with SuperMax headers...highly recommended
here's a chart of Dynatechs & Vararam, High Flow Cats & Tuning
The quality and value on the supermaxx kit is second to none. For a header, cat and xpipe kit they undercut the price of many comparable kits by several hundred bones.