Has anyone ever ran these headers?
https://www.summitracing.com/parts/sum-g9016
I have a 1996 k1500 with the 5.7 vortec. I was thinking of running them along with a EGR delete and 411 pcm swap. Opinions?
https://www.summitracing.com/parts/sum-g9016
I have a 1996 k1500 with the 5.7 vortec. I was thinking of running them along with a EGR delete and 411 pcm swap. Opinions?