HKS twin scroll headers for JDM GDB sti

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01 September 2009, 04:30 PM

Sc0oby

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HKS twin scroll headers for JDM GDB sti

has anyone experience using the HKS twin scroll headers on there jdm V8 sti? any gains?

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01 September 2009, 07:51 PM

Shaun

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IMO, I would not bother. I still run the OE twinscroll headers, even though I am now on a single scroll turbo (different up-pipe). I think the OE twinscroll headers are awesome. They are not a barrier for my 500+bhp and I know they have been used for 600+bhp set-ups.