986 Forum - The Community for Porsche Boxster & Cayman Owners - View Single Post - Reccomended Cat-back Exhaust for my 99 2.5L?

RandallNeighbour · 10-24-2007, 01:22 PM

Swapping out the TINY headers on your car for some nice aftermarket ones with larger pipes will actually register on the butt dyno. More power across the whole RPM range. Here's a dyno pull of what it did for my 2.5:

10-24-2007, 01:22 PM	#5
RandallNeighbour Registered User Join Date: Jul 2004 Location: Houston, Texas Posts: 7,243	Swapping out the TINY headers on your car for some nice aftermarket ones with larger pipes will actually register on the butt dyno. More power across the whole RPM range. Here's a dyno pull of what it did for my 2.5: