Brand new GM parts: Diverter valve - $225. RH air cleaner snorkel diaphram - $125. Thermal air sensor - $125. Thermal vacuum switch - $125. Heated air elbow - $100. Heat pipe - $100. 72 455 EGR valve - $120. 72 Stage 1 EGR valve - $160. 72 PCV hose - $60. All prices are plus shipping. Will consider offers. Pics available upon request, just send me your e-mail address.