2007 GMC Sierra 3500 Classic Exhaust Muffler
Navigate our online catalogue to find original replacement Exhaust Mufflers specifically designed to fit a 2007 GMC Sierra 3500 Classic.


Exhaust Muffler
$257.89
$214.28
In Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 2-3 Hours Wednesday Oct. 1st
Pick-Up: Ready in 2-3 Hours Wednesday Oct. 1st
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Body Type: Crew Cab Pickup; Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Body Type: Crew Cab Pickup; Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Vehicle Fitment Notes:
If Welded Assembly, Replace All Required Parts
If Welded Assembly, Replace All Required Parts

Exhaust Muffler
$257.89
$214.28
In Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 2-3 Hours Wednesday Oct. 1st
Pick-Up: Ready in 2-3 Hours Wednesday Oct. 1st
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Body Type: Extended Cab Pickup; Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Body Type: Extended Cab Pickup; Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Vehicle Fitment Notes:
If Welded Assembly, Replace All Required Parts
If Welded Assembly, Replace All Required Parts

Exhaust Muffler
$257.89
$214.28
In Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 2-3 Hours Wednesday Oct. 1st
Pick-Up: Ready in 2-3 Hours Wednesday Oct. 1st
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Body Type: Standard Cab Pickup; Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Body Type: Standard Cab Pickup; Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Vehicle Fitment Notes:
If Welded Assembly, Replace All Required Parts
If Welded Assembly, Replace All Required Parts

Exhaust Muffler
$338.93
$242.01
In Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour Wednesday Oct. 1st
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Body Type: Cab & Chassis; Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0); Wheel Base: 337.8cm (133.0in.);
Body Type: Cab & Chassis; Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0); Wheel Base: 337.8cm (133.0in.);
Vehicle Fitment Notes:
Except Heavy Duty with 2.5 (in) Muffler Inlet with Single Rear Wheels (SRW) If welded assembly, replace all required parts with Small Diameter Muffler Use Reducer Bushing 41974 to connect with OE Converter Pipe
Except Heavy Duty with 2.5 (in) Muffler Inlet with Single Rear Wheels (SRW) If welded assembly, replace all required parts with Small Diameter Muffler Use Reducer Bushing 41974 to connect with OE Converter Pipe

Exhaust Muffler
$338.93
$242.01
In Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour Wednesday Oct. 1st
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Body Type: Cab & Chassis; Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0); Wheel Base: 337.8cm (133.0in.);
Body Type: Cab & Chassis; Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0); Wheel Base: 337.8cm (133.0in.);
Vehicle Fitment Notes:
Except Heavy Duty with 2.5 (in) Muffler Inlet with Single Rear Wheels (SRW) If welded assembly, replace all required parts with Small Diameter Muffler Use Reducer Bushing 41974 to connect with OE Converter Pipe
Except Heavy Duty with 2.5 (in) Muffler Inlet with Single Rear Wheels (SRW) If welded assembly, replace all required parts with Small Diameter Muffler Use Reducer Bushing 41974 to connect with OE Converter Pipe


Exhaust Muffler
$366.19
Limited Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 2-3 Hours Wednesday Oct. 1st
Pick-Up: Ready in 2-3 Hours Wednesday Oct. 1st
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Body Type: Cab & Chassis; Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0); Wheel Base: 337.8cm (133.0in.);
Body Type: Cab & Chassis; Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0); Wheel Base: 337.8cm (133.0in.);
Vehicle Fitment Notes:
Except Heavy Duty with Single Rear Wheels (SRW) If welded assembly, replace all required parts 3 (in) Inlet and Outlet
Except Heavy Duty with Single Rear Wheels (SRW) If welded assembly, replace all required parts 3 (in) Inlet and Outlet


Exhaust Muffler
$366.19
Limited Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 2-3 Hours Wednesday Oct. 1st
Pick-Up: Ready in 2-3 Hours Wednesday Oct. 1st
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Body Type: Cab & Chassis; Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0); Wheel Base: 400.1cm (157.5in.);
Body Type: Cab & Chassis; Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0); Wheel Base: 400.1cm (157.5in.);
Vehicle Fitment Notes:
with Federal Emissions System If welded assembly, replace all required parts 3 (in) Inlet and Outlet
with Federal Emissions System If welded assembly, replace all required parts 3 (in) Inlet and Outlet


Exhaust Muffler
$366.19
Limited Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 2-3 Hours Wednesday Oct. 1st
Pick-Up: Ready in 2-3 Hours Wednesday Oct. 1st
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Body Type: Cab & Chassis; Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0); Wheel Base: 337.8cm (133.0in.);
Body Type: Cab & Chassis; Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0); Wheel Base: 337.8cm (133.0in.);
Vehicle Fitment Notes:
Except Heavy Duty with Single Rear Wheels (SRW) If welded assembly, replace all required parts 3 (in) Inlet and Outlet
Except Heavy Duty with Single Rear Wheels (SRW) If welded assembly, replace all required parts 3 (in) Inlet and Outlet


Exhaust Muffler
$366.19
Limited Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 2-3 Hours Wednesday Oct. 1st
Pick-Up: Ready in 2-3 Hours Wednesday Oct. 1st
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Body Type: Cab & Chassis; Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0); Wheel Base: 400.1cm (157.5in.);
Body Type: Cab & Chassis; Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0); Wheel Base: 400.1cm (157.5in.);
Vehicle Fitment Notes:
with Federal Emissions System If welded assembly, replace all required parts 3 (in) Inlet and Outlet
with Federal Emissions System If welded assembly, replace all required parts 3 (in) Inlet and Outlet


Exhaust Muffler
$198.37
In Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour Wednesday Oct. 1st
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Body Type: Cab & Chassis; Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0); Wheel Base: 337.8cm (133.0in.);
Body Type: Cab & Chassis; Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0); Wheel Base: 337.8cm (133.0in.);
Vehicle Fitment Notes:
Except Heavy Duty with 2.5 (in) Muffler Inlet with Single Rear Wheels (SRW) If welded assembly, replace all required parts with Small Diameter Muffler Use Reducer Bushing 41974 to connect with OE Converter Pipe
Except Heavy Duty with 2.5 (in) Muffler Inlet with Single Rear Wheels (SRW) If welded assembly, replace all required parts with Small Diameter Muffler Use Reducer Bushing 41974 to connect with OE Converter Pipe


Exhaust Muffler
$198.37
In Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour Wednesday Oct. 1st
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Body Type: Cab & Chassis; Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0); Wheel Base: 337.8cm (133.0in.);
Body Type: Cab & Chassis; Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0); Wheel Base: 337.8cm (133.0in.);
Vehicle Fitment Notes:
Except Heavy Duty with 2.5 (in) Muffler Inlet with Single Rear Wheels (SRW) If welded assembly, replace all required parts with Small Diameter Muffler Use Reducer Bushing 41974 to connect with OE Converter Pipe
Except Heavy Duty with 2.5 (in) Muffler Inlet with Single Rear Wheels (SRW) If welded assembly, replace all required parts with Small Diameter Muffler Use Reducer Bushing 41974 to connect with OE Converter Pipe