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Old 07-13-2012, 12:40 AM   #10
menendez1293
Emerald Coast Camaros
 
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Drives: 2010 Camaro 2LT/RS M6
Join Date: Nov 2009
Location: Tallahassee FL
Posts: 9,686
Quote:
Originally Posted by V6 and proud View Post
Does the plenum spacer have any benefit when using premium gas?
Tracy said they saw little to no improvements of I am correct. But really it could never hurt to have one.
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