Not sure which 1999 GMC Suburban Performance Exhaust Systems are right for you? We have over 7601 customer reviews, with an average rating of 4.5, to help you find exactly what you're looking for. Here's what some of our customers have said:
"I have used flowmaster many times on my other trucks always the best sound . the only compliant I have is that for this install the holes in the flange to bolt to the manifold needed to be drilled out a little biger they were off by a little the studs wouldn't fit . not a big deal drilled the holes a little bigger and everything went together great." —Brian C from Stony Creek, NY bought a Flowmaster Exhaust Systems for a 1999 GMC Suburban.
"The only problem is you have to weld it ,the clamps supplied do not tighten enough" —Joseph P from Woodstock, CT bought a Flowmaster Exhaust Systems for a 1999 GMC Suburban.