Thread: USDM ITR vs stock LS exhaust manifolds
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Old Dec 6, 2002 | 10:14 PM
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GSuperR
High revving V8 FTW!!!
 
Joined: Feb 1999
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it's best for you to get the ITR manifold and the ITR exhuast at the same time, so you can expect more of a noticeable performance gain.
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