Walker Exhaust Quiet-Flow SS 21577 Exhaust Muffler Fits select: 2007-2013 CHEVROLET SILVERADO, 2008-2013 GMC SIERRA
- Brand:
- Walker
- Model Number:
- 21577
- UPC:
- 086387215770
- EAN:
- 0086387215770
- Walmart SKU:
- 176150370
Key Takeaway
Current $99.88 pricing may soften soon—a 2.1% dip is anticipated after 3 days at this level.
Price expected to drop to $97.78 soon
Third-Party Seller Summary
| Price Type | Price | Date |
|---|---|---|
|
Highest Price
|
$113.44 | |
|
Lowest Price
|
$101.06 | |
|
Most Recent Price
|
$101.06 |
- Average Price
- $105.56
- First Tracked
- Last Update
Walmart.com Summary
| Price Type | Price | Date |
|---|---|---|
|
Highest Price
|
$99.98 | |
|
Lowest Price
|
$92.78 | |
|
Most Recent Price
|
$99.88 |
- Average Price
- $96.74
- First Tracked
- Last Update
Price Analysis
Tracking History: We have tracked Walker Exhaust Quiet-Flow SS 21577 Exhaust Muffler Fits select: 2007-2013 CHEVROLET SILVERADO, 2008-2013 GMC SIERRA since 10/9/2025. The most recent price update was on Aug 2, 2026.
Price Range: Over the past 90 days, the price has ranged from $92.78 (lowest on 10/22/2025) to $99.98 (highest on 7/12/2026). The average price during this period is $96.74.
Current Trend: Walmart.com prices have ranged from $99.88 (Aug 2) to $99.98 (Jul 24) over the past 90 days. Current price is close to the 90-day average of $99.95.
Customer Insights: Rated 5.0/5 from 1 reviews.
Customer Reviews
1 reviewsCustomer Reviews
5.0
Based on 1 reviews
Filter Reviews:
Sort By:
Showing 1 of 1 reviews
Great quality muffler, which I think should last a long time
Was this review helpful?
Price History
Recent Price Changes
Detailed price history for the past 90 days
Walmart.com Pricing
3 recordsWalmart.com prices have ranged from $99.88 (Aug 2) to $99.98 (Jul 24) over the past 90 days. Current price is close to the 90-day average of $99.95.
| Date | Price | Change | % Change |
|---|---|---|---|
| $99.88 | $-0.10 | -0.1% | |
| $99.98 | $+0.00 | +0.0% | |
| $99.98 | — | — |
No third-party seller price history available for this product in the past 90 days.