Fits 1970-1991 GMC Jimmy Chambered Muffler SF42453-JHPR shut-off-valves 13/8 V 1979 - 1980

13/8 V 1979 - 1980 GMC C1500 4

7 V8 1980 - 1985 Chevrolet G10 350/5

7L V8 1979 - 1985 GMC K2500 Base 350/5

6 L V6 2018 Ram 1500 Big Horn 220/3

Fits 1970-1991 GMC Jimmy Chambered Muffler SF42453-JHPR shut-off-valves 13/8 V 1979 - 1980Street Flow, 3 Chamber Performance Muffler, Moderate Tone, 16 Gauge Aluminized Steel, Premium Powder Coat Finish, 2. 25" Offset In, 2. 25" Offset Out, 3 Year Limited Warranty. Features: Handcrafted Chambered Mufflers Installer Friendly Design With Unpainted Ports 16 Gauge Aluminized Steel Construction High Heat Premium Silver Powder Coat Finish North American Made Product Moderate Tone Specs: Body Length (IN) 17 Body Type Oval Finish High Heat Premium