b20b

[vq35sleeper]

just wondering where i can get some 4-1 headers for a b20b block in my integra

[SLow_POke]

bseries for your car . will fit. . try local shops or ebay lol

[KevinT707]

Ebay, 4-1 with 2.5" collector. They sell around $140 shipped, that's what I'm using right now.

[oldschoolteg]

Any b-series header should work in a G3. If you have a G2 a 4-1 wont clear the crossmember.