Quote:
Originally Posted by rp17
Question to everyone running a after market exhaust. Have you noticed any performance loss after installing a after market exhaust? Each exhaust claims to add ponies but does it take from the midrange while adding to the top? Just added a exhaust and I'm not sure what my butt dyno is telling me?
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I did a fabspeed on one of my cars and a GHL on the other car. I would say no major butt dyno HP increase but increase in throttle response and noise was so much better. Both felt quicker off the line but as far as increase...just went off what Fabspees says.
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2003 996 Twin Turbo X50, PCCB, polar silver / 2004 996 Carerra Cabriolet, midnight blue, cinnamon leather, IMS Pro / 2003 Artic Silver Boxster - Short Throw Shift, IMS Upgrade, Carerra Light Wheels, De-Snorked with Evoms Cold Air Intake, GHL Exhaust (Sold) / 2002 Seal Grey Boxster - Fabspeed Exhaust, Black powder coated wheels, Porsche stripes (Sold) / 2 -1957 356 A Speedsters (signal red and seal grey) (Sold) / 1989 944 Turbo (m030 S options)
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