I have heard negative reports on Dynacorn. I can't say every part they make is crap. I can't say every part Tri-Plus makes is perfect,either. I can say it's the general consensus that Tri-Plus makes the best sheet metal overall. But,although they make a wide assortment of replacement parts and patch panels,they don't make everything and others do make some they don't. You'll find companies that sell their own parts,or companies that sell other brands,sell Tri-Plus to complete their line. And companies that sell Tri-Plus fill out their lines with parts from other manufacturers. It's just best to ask who the manufacturer is. Then,you have this wonderful thing called
www.67-72chevytrucks.com to come to and ask for honest real life reviews from a wide spread group so you can make an educated purchase. It doesn't get any better than that.