Thread: HFS-4 Q&A, application for your engine...
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  #8  
Old 11-02-2012, 05:54 AM
rxheaven rxheaven is offline
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Join Date: Jan 2012
Location: u.k.
Posts: 4
Default Re: HFS-4 intro...
is this basically for newer cars and would this have no major improvements over the hfs3 on an 92 rx7
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