HKS O2 housing
I seen HKS selling the O2 housing with the downpipe as kit, but I can only think of bulletproofauto selling them here in the US (Not sure who else sells them). I don't think they have the biggest O2 housing. I think it's only 60mm. Well atlease that's what I get from the RevSpeed Mag. I like the Tomei setup better.
i just installed the invidia o2 housing on my IX this weekend! i have to say this housing is the cleanest o2 housing i have seen for the evo! internally it's the largest i've seen and it fit with really not much fuss. all i had to do is trim down one stud and lengthen the o2 sensor wires. all in all i would recomend this housing to anybody that was looking for a cast o2 at a bargan.
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Why waste your money on Invidia or HKS when you can have the Ebay one which has proven to make the most power, be reliable (it wont crack) and is BY FAR the cheapest.
I dont know why anyone would ever buy these other ones other than because they think because it costs more ... it must be better
WRONG!
I dont know why anyone would ever buy these other ones other than because they think because it costs more ... it must be better
WRONG!



evo 9, hered that HKS has the biggest O2 housing available in the market to date.... any idea on that?