Product Description
Walker Quiet-Flow® SS 21762 is a premium stainless-steel direct-fit muffler engineered to deliver OE-style performance, sound quality, and long-lasting durability. Designed with internal drainage and corrosion-resistant alloys, this muffler is optimized for V6-equipped Chevrolet Equinox and GMC Terrain models.
Its direct-fit design ensures smooth installation with proper factory alignment, while OE-style louvered acoustic tubes keep interior noise controlled and retain stock exhaust tone.
Key Features
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100% Stainless Steel Construction for superior corrosion resistance
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Direct-Fit Replacement — OE-style hangers and routing
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Long Service Life with spun-locked heads & mechanically joined tubes
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Optimized Sound Control with OE-style domed & louvered tube design
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No Welding Required for installation
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Backed by Walker Lifetime Warranty + 90-Day Safe and Sound® Guarantee
Technical Specifications
| Specification |
Detail |
| Shape |
Oval |
| Finish |
Natural |
| Outlet Location |
Offset |
| Inlet Type |
Pipe Connection |
| Outlet Type |
Pipe Connection |
| Body Height |
4.500 in |
| Body Length |
15.000 in |
| Body Width |
9.250 in |
| Overall Length |
19.000 in |
| Inlet Outside Diameter |
2.500 in |
| Inlet Location |
Offset |
| Inlet Quantity |
1 |
| Outlet Inside Diameter |
2.500 in |
| Outlet Quantity |
1 |
| Material |
Stainless Steel |
| Hanger Included |
No |
| Reversible |
No |
| Tunable |
No |
| Fitment |
Specific |
| Grade Type |
Premium |
| Inlet Offset |
2.625 in |
Vehicle Compatibility
Chevrolet
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Equinox (2010–2012)
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Equinox (2013–2015)
GMC
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Terrain (2010–2012)
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Terrain (2013–2017)
Installation & Notes
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Direct-fit installation — aligns with factory mounting points and pipe routing
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No welding required, but professional installation is recommended
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Hangers NOT included — reuse original hangers if serviceable
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Check all flanges and hardware for corrosion before installing
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Use penetrating oil on rusted fasteners for easier removal of old components
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Verify inlet/outlet orientation to ensure proper pipe alignment
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Maintain clearance from heat shields, fuel/brake lines, and suspension arms
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Designed specifically for V6-engine models listed above