Can anyone tell me why an off-road ypipe (from jegs) would install easily on a 99 silverado z71 ext cab w/5.3£, but wouldn't on a 2005 tahoe z71 w/5.3?
Why do I ask? 1st, because cats suck. 2) They've worked great on my other trucks in the past. 3) My stock ypipe is getting kinda roaches...