exhuast systems
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Junior Member
Joined: Mar 2007
Posts: 2
From: United States
has any one used, or knows any one that has the holley thundermuffler cat back system on their gsr, ls vtec, or type-r.... i'm just wondering how it sounds and the performance value of the system
thanks
thanks
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and085
Computer & Fuel Systems
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Sep 30, 2010 10:19 PM
