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Discussion Starter · #1 ·
$1099(kit) FOX piston kit . anyone useing it in their S4 and how well do you think it works

96mm high compression pistons and cylinders making a 916 into a 955

Kit includes head gaskets

Kit includes custom chip for fueling corrections

note: NO! CASE BORING REQUIRED!,this is a drop in kit

Requires cylinder exchange or core charges apply

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