Sure do. They just came out with the NNBS ones this year too.
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I have been at the pri trade show all week and I was at the kooks booth today checking them out and setting up our account with them. They are awesome quality.
I would just hate to spend money on a nice set of stainless headers and then have to "make" them fit
Anything is better than these junk pacesetters.
The tsp 1 7/8 headers are made for fbodys but will also fit the 2wd trucks