QUIET-FLOW
Silverado 1500 HD; w/ Federal Emissions System; 3 (In) Inlet and Outlet
21576
2006
QUIET-FLOW
Silverado 1500 HD; w/ Federal Emissions System; 3 (In) Inlet and Outlet
21576
SILVERADO 2500
6.0L V8
2005
QUIET-FLOW
133.0" Wheelbase or 143.5" Wheelbase or 153.0" Wheelbase or 157.5" Wheelbase; with Federal Emissions System; Except Low Emission Vehicle (LEV); 3 (in) Inlet and Outlet
21576
2006
QUIET-FLOW
133.0" Wheelbase or 143.5" Wheelbase or 153.0" Wheelbase or 157.5" Wheelbase; with Federal Emissions System; Except Low Emission Vehicle (LEV); 3 (in) Inlet and Outlet
21576
8.1L V8
2005
QUIET-FLOW
133.0" Wheelbase or 143.5" Wheelbase or 153.0" Wheelbase or 157.5" Wheelbase; with Federal Emissions System; Except Low Emission Vehicle (LEV); 3 (in) Inlet and Outlet
21576
2006
QUIET-FLOW
133.0" Wheelbase or 143.5" Wheelbase or 153.0" Wheelbase or 157.5" Wheelbase; with Federal Emissions System; Except Low Emission Vehicle (LEV); 3 (in) Inlet and Outlet
21576
SILVERADO 3500
6.0L V8
2005
QUIET-FLOW
Crew Cab Pickup or Extended Cab Pickup or Standard Cab Pickup; 157.5" Wheelbase; with 3 (in) Muffler Inlet; with Federal Emissions System
21576
2006
QUIET-FLOW
Fits Crew Cab Pickup or Extended Cab Pickup or Standard Cab Pickup; 157.5" Wheelbase; with 3 (in) Muffler Inlet; with Federal Emissions Systemor Crew Cab Pickup or Extended Cab Pickup or Standard Cab Pickup; 133.0" Wheelbase; with 3 (in) Diameter Outlet; with 3 (in) Inlet; with 9900 (lb) Gross Vehicle Weight (GVW); with Federal Emissions System; Except Low Emission Vehicle (LEV)
21576
8.1L V8
2005
QUIET-FLOW
Crew Cab Pickup or Extended Cab Pickup or Standard Cab Pickup; 157.5" Wheelbase; with 3 (in) Muffler Inlet; with Federal Emissions System
21576
2006
QUIET-FLOW
Fits Crew Cab Pickup or Extended Cab Pickup or Standard Cab Pickup; 157.5" Wheelbase; with 3 (in) Muffler Inlet; with Federal Emissions Systemor Crew Cab Pickup or Extended Cab Pickup or Standard Cab Pickup; 133.0" Wheelbase; with 3 (in) Diameter Outlet; with 3 (in) Inlet; with 9900 (lb) Gross Vehicle Weight (GVW); with Federal Emissions System; Except Low Emission Vehicle (LEV)
21576
SILVERADO 3500 CLASSIC
6.0L V8
2007
QUIET-FLOW
Fits Cab & Chassis; 133.0" Wheelbase; Except Heavy Duty; with Single Rear Wheels (SRW); 3 (in) Inlet and Outletor Cab & Chassis; 157.5" Wheelbase; w/ Federal Emissions System; 3 (In) Inlet and Outlet
21576
8.1L V8
2007
QUIET-FLOW
Fits Cab & Chassis; 133.0" Wheelbase; Except Heavy Duty; with Single Rear Wheels (SRW); 3 (in) Inlet and Outletor Cab & Chassis; 157.5" Wheelbase; w/ Federal Emissions System; 3 (In) Inlet and Outlet
21576
GMC
SIERRA 1500
6.0L V8
2005
QUIET-FLOW
Sierra 1500 HD; w/ Federal Emissions System; 3 (In) Inlet and Outlet
21576
2006
QUIET-FLOW
Sierra 1500 HD; w/ Federal Emissions System; 3 (In) Inlet and Outlet
21576
SIERRA 2500
6.0L V8
2005
QUIET-FLOW
133.0" Wheelbase or 143.5" Wheelbase or 153.0" Wheelbase or 157.5" Wheelbase; with Federal Emissions System; Except Low Emission Vehicle (LEV); 3 (in) Inlet and Outlet
21576
2006
QUIET-FLOW
133.0" Wheelbase or 143.5" Wheelbase or 153.0" Wheelbase or 157.5" Wheelbase; with Federal Emissions System; Except Low Emission Vehicle (LEV); 3 (in) Inlet and Outlet
21576
8.1L V8
2005
QUIET-FLOW
133.0" Wheelbase or 143.5" Wheelbase or 153.0" Wheelbase or 157.5" Wheelbase; with Federal Emissions System; Except Low Emission Vehicle (LEV); 3 (in) Inlet and Outlet
21576
2006
QUIET-FLOW
133.0" Wheelbase or 143.5" Wheelbase or 153.0" Wheelbase or 157.5" Wheelbase; with Federal Emissions System; Except Low Emission Vehicle (LEV); 3 (in) Inlet and Outlet
21576
SIERRA 3500
6.0L V8
2005
QUIET-FLOW
Crew Cab Pickup or Extended Cab Pickup or Standard Cab Pickup; 157.5" Wheelbase; with 3 (in) Muffler Inlet; with Federal Emissions System
21576
2006
QUIET-FLOW
Fits Crew Cab Pickup or Extended Cab Pickup; 157.5" Wheelbase; with 3 (in) Muffler Inlet; with Federal Emissions Systemor Crew Cab Pickup or Extended Cab Pickup or Standard Cab Pickup; 133.0" Wheelbase; with 3 (in) Diameter Outlet; with 3 (in) Inlet; with 9900 (lb) Gross Vehicle Weight (GVW); with Federal Emissions System; Except Low Emission Vehicle (LEV)
21576
8.1L V8
2005
QUIET-FLOW
Crew Cab Pickup or Extended Cab Pickup or Standard Cab Pickup; 157.5" Wheelbase; with 3 (in) Muffler Inlet; with Federal Emissions System
21576
2006
QUIET-FLOW
Fits Crew Cab Pickup or Extended Cab Pickup or Standard Cab Pickup; 157.5" Wheelbase; with 3 (in) Muffler Inlet; with Federal Emissions Systemor Crew Cab Pickup or Extended Cab Pickup or Standard Cab Pickup; 133.0" Wheelbase; with 3 (in) Diameter Outlet; with 3 (in) Inlet; with 9900 (lb) Gross Vehicle Weight (GVW); with Federal Emissions System; Except Low Emission Vehicle (LEV)
21576
SIERRA 3500 CLASSIC
6.0L V8
2007
QUIET-FLOW
Fits Cab & Chassis; 133.0" Wheelbase; Except Heavy Duty; with Single Rear Wheels (SRW); 3 (in) Inlet and Outletor Cab & Chassis; 157.5" Wheelbase; w/ Federal Emissions System; 3 (In) Inlet and Outlet
21576
8.1L V8
2007
QUIET-FLOW
Fits Cab & Chassis; 133.0" Wheelbase; Except Heavy Duty; with Single Rear Wheels (SRW); 3 (in) Inlet and Outletor Cab & Chassis; 157.5" Wheelbase; w/ Federal Emissions System; 3 (In) Inlet and Outlet
21576