This local silver 997GT3 came into us for the SharkWerks exhaust as well as the EVOMSit software upgrade calibrated for 91 octane. With track-duty in mind it also left with a set of our Laguna Seca-aimed track tips.

There she is on the lift and ready for surgery:


Off with the bumper cover and heat shields to get easy access to the center exhaust:



On goes the SharkWerks muffler bypass exhaust (with a 17 pound weight saving):


On go the heat shields...


Finally the EVOMSit softwareis calibrated for 91 octane and improved throttle response:


Ready to go home with stock tips as well as a set of our track tips when the time comes for Laguna Seca:

 

Very nice! As always

 

Great looking car. 997.1 GT3 is the best car for the money right now. By far.

 

^ yes

 

and here's a local black 2007 997GT3 came into us for the SharkWerks Exhaust, the larger stainless steel tips as well as the EVOMSit software tuned for 91 octane.

Arriving and ready for surgery:


The rear bumper is removed and stock exhaust fully-accessible:


On goes a raw stainless version of the SharkWerks exhaust:



Along with a set of the larger stainless steel SharkWerks tips in "raw" finish:


The car is tuned with the EVOMSit software:


There she is ready to go home...

 

Larger tips look better.
What is diff in HP or whatever between 91 and 93 program?

 

Best mod for a GT3! The tips are a must as well.