Cadillac Mufflers & Resonators
- Walker®SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler (18175)SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler (18175) by Walker®. Optional. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.5". Muffler Body Length: 18". Muffler Overall Length: 23". Muffler Configuration: Offset...Designed to deliver ultimate performance and pleasing sound qualityOE-equivalent direct-fit design$47.16
- Walker®SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler (18150)SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler (18150) by Walker®. Optional. Muffler Inlet Diameter: 2". Muffler Outlet Diameter: 2". Muffler Body Length: 16". Muffler Overall Length: 20.5". Muffler Configuration: Offset -...Designed to deliver ultimate performance and pleasing sound qualityOE-equivalent direct-fit design$48.46
- Walker®SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler (18141)SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler by Walker®. Optional. Muffler Inlet Diameter: 2.25". Muffler Outlet Diameter: 2.25". Muffler Body Length: 18". Muffler Overall Length: 23". Muffler Configuration: Offset -...Designed to deliver ultimate performance and pleasing sound qualityOE-equivalent direct-fit design$28.66
- Walker®SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler (18399)SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler by Walker®. Optional. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.25". Muffler Body Length: 21". Muffler Overall Length: 26.5". Muffler Configuration: Offset -...Designed to deliver ultimate performance and pleasing sound qualityOE-equivalent direct-fit design$50.02
- Walker®SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler (18957)SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler (18957) by Walker®. Optional. Muffler Inlet Diameter: 2.625". Muffler Outlet Diameter: 2.625". Muffler Body Length: 24". Muffler Overall Length: 28". Muffler Configuration:...Designed to deliver ultimate performance and pleasing sound qualityOE-equivalent direct-fit design$48.43
- Walker®SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler (18339)SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler (18339) by Walker®. Optional. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.5". Muffler Body Length: 19". Muffler Overall Length: 23". Muffler Configuration: Offset...Designed to deliver ultimate performance and pleasing sound qualityOE-equivalent direct-fit design$32.90
- Walker®SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler (18235)SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler (18235) by Walker®. Optional. Muffler Inlet Diameter: 2.25". Muffler Outlet Diameter: 2.25". Muffler Body Length: 18". Muffler Overall Length: 23". Muffler Configuration:...Designed to deliver ultimate performance and pleasing sound qualityOE-equivalent direct-fit design$31.05
- Walker®SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler (18105)SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler (18105) by Walker®. Optional. Muffler Inlet Diameter: 2". Muffler Outlet Diameter: 2". Muffler Body Length: 18". Muffler Overall Length: 24.5". Muffler Configuration: Offset -...Designed to deliver ultimate performance and pleasing sound qualityOE-equivalent direct-fit design$47.20
- Walker®SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler (18234)SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler (18234) by Walker®. Muffler Inlet Diameter: 2.25". Muffler Outlet Diameter: 2". Muffler Body Length: 19". Muffler Overall Length: 23". Muffler Configuration: Offset - Offset....Designed to deliver ultimate performance and pleasing sound qualityOE-equivalent direct-fit design$33.20
- Walker®SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler (18113)SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler (18113) by Walker®. Optional. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.25". Muffler Body Length: 18". Muffler Overall Length: 26". Muffler Configuration: Offset...Designed to deliver ultimate performance and pleasing sound qualityOE-equivalent direct-fit design$30.36
- Walker®SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler (18112)SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler (18112) by Walker®. Optional. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.25". Muffler Body Length: 18". Muffler Overall Length: 25.5". Muffler Configuration:...Designed to deliver ultimate performance and pleasing sound qualityOE-equivalent direct-fit design$43.98
- Walker®SoundFX™ Steel Passenger Side Oval Direct-Fit Aluminized Exhaust Muffler (18598)SoundFX™ Steel Passenger Side Oval Direct-Fit Aluminized Exhaust Muffler (18598) by Walker®. Optional. Muffler Inlet Diameter: 2.25". Muffler Outlet Diameter: 2". Muffler Body Length: 19". Muffler Overall Length: 23". Muffler...Designed to deliver ultimate performance and pleasing sound qualityOE-equivalent direct-fit design$33.95
- Walker®SoundFX™ Steel Round Direct-Fit Aluminized Exhaust Muffler (18312)SoundFX™ Steel Round Direct-Fit Aluminized Exhaust Muffler (18312) by Walker®. Optional. Muffler Inlet Diameter: 2.25". Muffler Outlet Diameter: 2.75". Muffler Body Length: 18". Muffler Overall Length: 34.25". Muffler Configuration:...Designed to deliver ultimate performance and pleasing sound qualityOE-equivalent direct-fit design$56.64
- Walker®Quiet-Flow™ Aluminized Steel Oval Exhaust Muffler (21856)Quiet-Flow™ Aluminized Steel Oval Exhaust Muffler (21856) by Walker®. Direct OE Replacement. Together with delivering OE-style sound, the Quiet-Flow Muffler features steel construction that resists rust. This part is a perfect...Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$79.69
- Walker®Quiet-Flow™ Front Exhaust Muffler (22695)Quiet-Flow™ Front Exhaust Muffler (22695) by Walker®. Together with delivering OE-style sound, the Quiet-Flow Muffler features steel construction that resists rust. This part is a perfect decision if you are looking for proper...Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$80.05
- Walker®Quiet-Flow™ Oval Exhaust Muffler (22075)Quiet-Flow™ Oval Exhaust Muffler by Walker®. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.5". Muffler Body Length: 16". Muffler Overall Length: 22.12". Muffler Configuration: Center - Offset. Together with delivering...Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$89.42
- Walker®Quiet-Flow™ Stainless Steel Driver Side Oval Bare Exhaust Muffler (53906)Quiet-Flow™ Stainless Steel Driver Side Oval Bare Exhaust Muffler (53906) by Walker®. Muffler Inlet Diameter: 2". Muffler Outlet Diameter: 2.25". Muffler Body Length: 13". Muffler Overall Length: 27.25". Muffler Configuration: Offset...Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$183.44
- Walker®Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler (21110)Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler (21110) by Walker®. Muffler Inlet Diameter: 2.25". Muffler Outlet Diameter: 2". Muffler Body Length: 19". Muffler Overall Length: 23". Muffler Configuration: Offset - Offset....Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$102.60
- Walker®Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler (22393)Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler by Walker®. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.5". Muffler Body Length: 19". Muffler Overall Length: 23". Muffler Configuration: Offset - Offset....Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$95.92
- Walker®Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler (22317)Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler (22317) by Walker®. Single Outlet. Muffler Inlet Diameter: 2.25". Muffler Outlet Diameter: 2.25". Muffler Body Length: 20". Muffler Overall Length: 23". Muffler...Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$79.83
- Walker®Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler (21532)Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler (21532) by Walker®. Direct OE Replacement. Together with delivering OE-style sound, the Quiet-Flow Muffler features steel construction that resists rust. This part is a...Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$82.52
- Walker®Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler (21431)Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler (21431) by Walker®. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.625". Muffler Body Length: 24". Muffler Overall Length: 28". Muffler Configuration: Offset -...Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$104.81
- Walker®Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler (21423)Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler (21423) by Walker®. Muffler Inlet Diameter: 2.625". Muffler Outlet Diameter: 2.625". Muffler Body Length: 24". Muffler Overall Length: 28". Muffler Configuration: Offset -...Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$75.28
- Walker®Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler (21303)Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler (21303) by Walker®. Direct OE Replacement. Together with delivering OE-style sound, the Quiet-Flow Muffler features steel construction that resists rust. This part is a...Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$110.26
- Walker®Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler (21289)Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler (21289) by Walker®. Direct OE Replacement. Together with delivering OE-style sound, the Quiet-Flow Muffler features steel construction that resists rust. This part is a...Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$123.70
- Walker®Quiet-Flow™ Stainless Steel Oval Bare Exhaust Muffler (21684)Quiet-Flow™ Stainless Steel Oval Bare Exhaust Muffler (21684) by Walker®. Direct OE Replacement. Together with delivering OE-style sound, the Quiet-Flow Muffler features steel construction that resists rust. This part is a perfect...Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$126.10
- Walker®Quiet-Flow™ Stainless Steel Oval Natural Exhaust Muffler (22294)Quiet-Flow™ Stainless Steel Oval Natural Exhaust Muffler (22294) by Walker®. Together with delivering OE-style sound, the Quiet-Flow Muffler features steel construction that resists rust. This part is a perfect decision if you are...Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$141.26
- Walker®Quiet-Flow™ Stainless Steel Passenger Side Oval Bare Exhaust Muffler (53905)Quiet-Flow™ Stainless Steel Passenger Side Oval Bare Exhaust Muffler (53905) by Walker®. Muffler Inlet Diameter: 2". Muffler Outlet Diameter: 2.25". Muffler Body Length: 13". Muffler Overall Length: 27". Muffler Configuration: Offset...Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$164.72
- Walker®Quiet-Flow™ Steel Oval Exhaust Muffler (22276)Quiet-Flow™ Steel Oval Exhaust Muffler (22276) by Walker®. Together with delivering OE-style sound, the Quiet-Flow Muffler features steel construction that resists rust. This part is a perfect decision if you are looking for proper...Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$179.97
- Walker®Quiet-Flow™ Driver Side Stainless Steel Oval Aluminized Exhaust Muffler and Pipe Assembly (54152)Quiet-Flow™ Driver Side Stainless Steel Oval Aluminized Exhaust Muffler and Pipe Assembly (54152) by Walker®. Direct OE Replacement. Together with delivering OE-style sound, the Quiet-Flow Muffler features 100% structural stainless...Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$86.98
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The Cadillac muffler consists of metal plates and tubes with multiple holes in them. Between the tubes, there are chambers that cancel out the unwanted frequencies and suppress the annoying noise. Once the sound waves and exhaust gases move into the muffler through the center tube, they bounce off the back wall of the unit and then come back out into the main body. That creates waves that have the opposite amplitude, which makes them cancel each other out.
The chamber where the process of wave collision occurs is called the resonator. Its size is precisely calculated so that the process runs smoothly. The principle that the device works on is pretty simple. When the high-pressure sound wave that is coming out from the first chamber meets the reflected low-pressure wave, they cancel each other out because the two waves add up to zero. That's the way the muffler reduces that tremendous amount of noise produced by the engine.
Another important characteristic of the muffler is that its body is constructed in three layers: two thin metal layers with a thicker insulated layer between them. Such a structure allows the unit to absorb some of the pressure pulses. The muffler itself is manufactured from sturdy materials such as stainless steel and aluminum-coated steel. That ensures the part to function for a long period of time. And the better your muffler operates, the greater performance your vehicle offers.