Any brand you recommend on the exhaust that won't ROAR at optimum rpm's?
What should I pay installed?
Buy a kit, or use a custom muffler shop?
Thanks for the intake info. Please post a pic or link.
Thank you.
I just picked up a 73K GMC SLT Crew 4WD short LBZ, and will be towing a double tag car hauler to Moab Utah from Atlanta, weighing approximately 14000#'s.
I did this last year with an 01' and got about 9 MPG running 80 or whatever in strong headwinds much of the way. We were loaded heavy. I...