20th Jul 2026, 01:31 PM
Walker Quiet-Flow SS 21684 Direct Fit Exhaust Muffler 3 inch Inlet (ID) 3 inch Outlet (ID) for GMC Acadia
Price may vary by location, shipping cost, and availability.
$204.69
Highest: $204.69
Average: $164.29
Lowest: $116.42
Price History Graph
Offer Price Prices
Lowest: -
Average: -
Highest: -
Price History Information
You can check the price history of Walker Quiet-Flow SS 21684 Direct Fit Exhaust Muffler 3 inch Inlet (ID) 3 inch Outlet (ID) for GMC Acadia here. This product's current Price in USA is $204.69. The average and highest prices are $164.29 and $204.69 respectively.
| Lowest Ever Price | $116.42 |
|---|---|
| 25th Apr 2026 | |
| Average Price | $164.29 |
| Based on 144 days price tracking | |
| Highest Price | $204.69 |
| 20th Jul 2026 | |
Current Price in USA
| Price | $204.69 |
|---|
Recent Price Drops on Walker Quiet-Flow SS 21684 Direct Fit Exhaust Muffler 3 inch Inlet (ID) 3 inch Outlet (ID) for GMC Acadia
Price Drop 22nd Jun 2026
$168.31 → $156.56
6.98% drop
Price Drop 15th Jun 2026
$195.67 → $168.31
13.98% drop
Price Drop 24th Apr 2026
$185.84 → $116.42
37.35% drop
Product Information
Details
| Product Name | Walker Quiet-Flow SS 21684 Direct Fit Exhaust Muffler 3 inch Inlet (ID) 3 inch Outlet (ID) for GMC Acadia |
|---|---|
| Store Product Code | B00P3XH29G |
| Store Name | amazon.com |
| Brand | Walker |
| Rating | 7.2 / 10 |
| Category | Mufflers |
| Product Manufacturer | Tenneco (Dynomax, Walker, Thrush) |
| Model Number | 21684 |
| Dimensions | 13 x 33 x 7 inches |
Features
- COMPATIBILITY Fits 2007-2007 Cadillac Escalade ESV; 2008-2008 Cadillac Escalade ESV; 2009-2009 Cadillac Escalade ESV; 2010-2010 Cadillac Escalade ESV; 2007-2007 Cadillac Escalade EXT; 2008-2008 Cadillac Escalade EXT; 2009-2009 Cadillac Escalade EXT; 201
- GET THE RIGHT PART -- Before purchasing, research to ensure that the part will fit your vehicle; enter all vehicle information (year, make, model, engine and trim) for compatibility and check qualifier notes
- STAINLESS STEEL INHIBITS CORROSION -- The only broad-market muffler with 100% stainless-steel construction that delivers longer life versus aluminized mufflers while an internal drainage system reduces moisture collection
- EASY TO INSTALL -- Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation and doesn't require specialized fabrication and/or welding
- BUILT TO LAST -- Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
- PREMIUM ACOUSTIC CONTROL -- OE-style louvered tubes lower noise levels while OE-style domed heads help reduce radiated noise for premium factory-style sound quality compared to straight perforated tubes
- DESIGN VALIDATED -- Acoustic and flow tested for quality OE-style sound you can count on
- BUY WITH CONFIDENCE -- Comes with Walker's limited lifetime warranty and exclusive 90-Day Safe and Sound Guarantee. Visit Walkerexhaust.com for details.
Images
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Rating and Reviews
7.2 Based on 3 reviews
Walker Quiet-Flow SS 21684 Direct Fit Exhaust has 7.2 rating out of 10. This average rating is consist of 3 individual ratings. You can rate this product at product review page.
* Predictions is created on based of past prices and trends, it does not guarantee that it will happen. These are just prediction for theoretical information only.