Traded my C5 for a C6 have several Breathless Performance Parts "new" never installed and and some other goodies.

Breathless Performance #

1. #100-217 relocated and recalibrated MAT sensor for 97-00 (new) already mounted in a stock air bridge $25 plus shipping
SOLD
2. #100-221 172/178 degree high flow thermostat for 97-03 $40 plus shipping SOLD

3. #100-216 coolant bypass kit for 97-02 (new) $10 plus shipping SOLD

all of these can be seen/read about on the Breathless Performance website

4. Used but in great condition 1- K&N re-usable air filter (replaces the stock one)
$20 plus shipping

5. Used stock accordian bellows $5 SOLD