Are there syupposed to be gaskets between the Y pipe and header because none were supplied? The truck is a 98-k1500 5.7

I believe there is supposed to be a donut gasket there, but don't take my word on that.
2000 Sierra ext. cab
5.3, auto, power everything, Pioneer AVH-2300DVD, Kenwood door speakers, 2-10" MA Audio subs, eBay cai, 1 chamber eBay muffler exiting before tire, 245/75 16 Wrangler Armortracs, 6500k HIDs with relay kit
1995 Cheyenne C1500 ext. cab(my baby, my first truck)
5.0, 5 speed, Silverado appearance package, power nothing, bucket seats and console Silverado, painted black interior, eBay halo headlights, eBay chrome tails, eBay cai, dual Flowmaster 40's w/no cats, 15x7 American Racing Hopsters, Walmart fog lights, SS mirrors
mine didnt have gaskets and mines a 97 K1500
Did you have problems with leaks at all?
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