Walker 17222 Exhaust Muffler
for 1991 GMC K2500

GMC K2500

4.3L V6 Gas OHV,
5.0L V8 Gas OHV Dynomax Ultra Flo Welded Universal Muffler
Under 8500 G.V.W.R.
If welded assembly, replace all required parts.
Optional
Ultra Flo for 22512

1 Per Vehicle