DC header doughnut gasket?

[phunky.buddha]

Oem?

 

[TurboMirage]

why not just get one that is in the size you need?

 

[eg6sir]

look on the DC site and see what the diameter of the piping is...

 

[MikeBergy]

most likely 2.25", unless you have a 2.5" collector, which I thought only the 4-1 headers had. I'm willing to bet it's 2.25".