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Old 01-26-2013, 09:40 PM   #10
white rocket
Scooby Newbie
 
Member#: 329829
Join Date: Aug 2012
Vehicle:
2007 STI Limited
Satin White Pearl

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I'd say both. Why not. I did the PTP black blanket, Cusco heatshield and lined the underside of the heatshield with gold foil. Heat is the enemy so the more the merrier IMO. I hear that keeping the heat within the turbo will help with air flow thus pushing the air out of the exhaust faster.
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