Exhaust piping size question

[cali4life9092002]

i have an ej8 and was goin to do the piping this weekend. as it sits now it is a single cam and is soon to be a deuce deuce. should i go with 2 and a half or just stick to 2 and a quarter?

[bmxican]

2 and a quarter.

[onefst91hatch]

if you gonna do H22 soon i say 2.5

[Acurazor]

If it's B-series, I say 2.25, H22 2.5.

[honduh_head]

If it's B-series, I say 2.25, H22 2.5.

x2