[EARNHARDT#3]

Got a reply from heartthrob already too:

Check LMC Truck, I do sell them some 6 cylinder GM truck kits, they likely
have them in stock.

Thanks,

Mike Forbes

Heartthrob Exhaust
60819 U.S. Hwy. 12 W
Litchfield, MN 55355
P: 320-693-0222
F: 320-693-8964