Speed engineering headers
#2
I'll let you know this weekend, I ordered a set Monday for my 05 4x4 avalanche. Hopefully the fit is good. From reading reviews on this forum I will be replacing my motor mounts at the same time fwiw
#6
I Don't want to be that guy but there is about a million threads covering this topic already as well as a thread by speed engineering with about 600 replies talking about it as well... happy reading
#7
Is that the thread that was deleted? And I've only found maybe 2 with any relevant information and pictures. Maybe you can point us in the right direction.







