I got them when I bought the Z1 tubes off a forum member. I think they might be available on eBay though.
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2010 Nissan 370z 40th Anniversary Build #785 
Mods: F.I. CF CBE 12' | Berk HFC | Stillen Gen 3 | Z1 25 Row Oil Cooler | UpRev Tuned | CF Lip/ CF Rear Spats/ CF Diffuser/CF Side Blades
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