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WalkerPart #: 55687
Walker 55687 Exhaust Resonator
⚙️ 40 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$172.44Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet and GMC, Sierra 1500 and Silverado 1500
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? Click here for all Exhaust Resonator options
Walker 55687 Exhaust Resonator
| Brand | Walker |
| Part Number | 55687 |
| Inlet Outside Diameter | 2.625 |
| Finish | Aluminized |
| Inlet Type | Pipe connection |
| Outlet Type | Spout |
| Body Width | 6 |
| Inlet Quantity | 1 |
| Body Material | Steel |
| Outlet Inside Diameter | 2.75 |
| Outlet Quantity | 1 |
| Resonator Shape | Round |
| Overall Length | 2.75 |
| Body 1 Height | 6 |
| Body 1 Length | 12 |
| Body 1 Shape | Round |
| Body 1 Width | 6 |
| Body Height | 6 |
| Body Length | 12 |
| Inlet Configuration | Center |
| Outlet Configuration | Center |
| Universal Or Specific Fit | Direct fit |
This part fits 40 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Wheel Base | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2018 | Chevrolet | Silverado 1500 | 4.3L | V6 | 153.0" | N/A | If welded assembly, replace all required parts |
| 2018 | Chevrolet | Silverado 1500 | 4.3L | V6 | 143.5" | N/A | If welded assembly, replace all required parts |
| 2018 | Chevrolet | Silverado 1500 | 5.3L | V8 | 153.0" | N/A | If welded assembly, replace all required parts |
| 2018 | Chevrolet | Silverado 1500 | 5.3L | V8 | 143.5" | N/A | If welded assembly, replace all required parts |
| 2018 | GMC | Sierra 1500 | 5.3L | V8 | 143.5" | N/A | If welded assembly, replace all required parts |
| 2018 | GMC | Sierra 1500 | 4.3L | V6 | 143.5" | N/A | If welded assembly, replace all required parts |
| 2018 | GMC | Sierra 1500 | 5.3L | V8 | 153.0" | N/A | If welded assembly, replace all required parts |
| 2018 | GMC | Sierra 1500 | 4.3L | V6 | 153.0" | N/A | If welded assembly, replace all required parts |
| 2017 | Chevrolet | Silverado 1500 | 4.3L | V6 | 153.0" | N/A | If welded assembly, replace all required parts |
| 2017 | Chevrolet | Silverado 1500 | 4.3L | V6 | 143.5" | N/A | If welded assembly, replace all required parts |
| 2017 | Chevrolet | Silverado 1500 | 5.3L | V8 | 153.0" | N/A | If welded assembly, replace all required parts |
| 2017 | Chevrolet | Silverado 1500 | 5.3L | V8 | 143.5" | N/A | If welded assembly, replace all required parts |
| 2017 | GMC | Sierra 1500 | 5.3L | V8 | 143.5" | N/A | If welded assembly, replace all required parts |
| 2017 | GMC | Sierra 1500 | 4.3L | V6 | 143.5" | N/A | If welded assembly, replace all required parts |
| 2017 | GMC | Sierra 1500 | 5.3L | V8 | 153.0" | N/A | If welded assembly, replace all required parts |
| 2017 | GMC | Sierra 1500 | 4.3L | V6 | 153.0" | N/A | If welded assembly, replace all required parts |
| 2016 | Chevrolet | Silverado 1500 | 4.3L | V6 | 153.0" | N/A | If welded assembly, replace all required parts |
| 2016 | Chevrolet | Silverado 1500 | 4.3L | V6 | 143.5" | N/A | If welded assembly, replace all required parts |
| 2016 | Chevrolet | Silverado 1500 | 5.3L | V8 | 153.0" | N/A | If welded assembly, replace all required parts |
| 2016 | Chevrolet | Silverado 1500 | 5.3L | V8 | 143.5" | N/A | If welded assembly, replace all required parts |
| 2016 | GMC | Sierra 1500 | 5.3L | V8 | 143.5" | N/A | If welded assembly, replace all required parts |
| 2016 | GMC | Sierra 1500 | 4.3L | V6 | 143.5" | N/A | If welded assembly, replace all required parts |
| 2016 | GMC | Sierra 1500 | 5.3L | V8 | 153.0" | N/A | If welded assembly, replace all required parts |
| 2016 | GMC | Sierra 1500 | 4.3L | V6 | 153.0" | N/A | If welded assembly, replace all required parts |
| 2015 | Chevrolet | Silverado 1500 | 4.3L | V6 | 153.0" | N/A | If welded assembly, replace all required parts |
| 2015 | Chevrolet | Silverado 1500 | 4.3L | V6 | 143.5" | N/A | If welded assembly, replace all required parts |
| 2015 | Chevrolet | Silverado 1500 | 5.3L | V8 | 153.0" | N/A | If welded assembly, replace all required parts |
| 2015 | Chevrolet | Silverado 1500 | 5.3L | V8 | 143.5" | N/A | If welded assembly, replace all required parts |
| 2015 | GMC | Sierra 1500 | 5.3L | V8 | 143.5" | N/A | If welded assembly, replace all required parts |
| 2015 | GMC | Sierra 1500 | 4.3L | V6 | 143.5" | N/A | If welded assembly, replace all required parts |
| 2015 | GMC | Sierra 1500 | 5.3L | V8 | 153.0" | N/A | If welded assembly, replace all required parts |
| 2015 | GMC | Sierra 1500 | 4.3L | V6 | 153.0" | N/A | If welded assembly, replace all required parts |
| 2014 | Chevrolet | Silverado 1500 | 4.3L | V6 | 153.0" | N/A | If welded assembly, replace all required parts |
| 2014 | Chevrolet | Silverado 1500 | 4.3L | V6 | 143.5" | N/A | If welded assembly, replace all required parts |
| 2014 | Chevrolet | Silverado 1500 | 5.3L | V8 | 153.0" | N/A | If welded assembly, replace all required parts |
| 2014 | Chevrolet | Silverado 1500 | 5.3L | V8 | 143.5" | N/A | If welded assembly, replace all required parts |
| 2014 | GMC | Sierra 1500 | 5.3L | V8 | 143.5" | N/A | If welded assembly, replace all required parts |
| 2014 | GMC | Sierra 1500 | 4.3L | V6 | 143.5" | N/A | If welded assembly, replace all required parts |
| 2014 | GMC | Sierra 1500 | 5.3L | V8 | 153.0" | N/A | If welded assembly, replace all required parts |
| 2014 | GMC | Sierra 1500 | 4.3L | V6 | 153.0" | N/A | If welded assembly, replace all required parts |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
54113
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.