$300 for OEM C5 RS6 Downpipes.
I didn't get a chance to gut these as that was the plan.

$160 for Venair Hoses in Red - set is 6 hoses
I have hose clamps but am unsure of the quantity and will confirm with interested purchasers.

$55 for MTM TCU chip for C5 RS6.
I purchased from Pat and didn't get a chance to solder in.

Shipping is at your expense.
I am located at 98059.