Those with RC 550 Injectors
#4
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Join Date: Aug 2003
Location: SLC, UT
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As best I can see mine are SL4 as well but it's tough to read the begining part (before the 550) when they're installed. Call SOS and ask them...or Inline...they'll tell you.
GL!
GL!
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dragtek
Member S2000 Classifieds and For Sale
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07-31-2008 05:30 AM