Flowmaster 17139 Header-back System - Dual Rear Exit - American Thunder - Moderate/Aggressive
- Brand:
- Flowmaster
- Model Number:
- 17139
- UPC:
- 700042014545
- EAN:
- 0700042014545
- Walmart SKU:
- 49930320
Key Takeaway
Current $899.95 pricing may soften soon—a 3.2% dip is anticipated after 1 days at this level.
Price expected to drop to $870.95 soon
Third-Party Seller Summary
| Price Type | Price | Date |
|---|---|---|
|
Highest Price
|
$870.95 | |
|
Lowest Price
|
$703.49 | |
|
Most Recent Price
|
$782.95 |
- Average Price
- $799.32
- First Tracked
- Last Update
Walmart.com Summary
| Price Type | Price | Date |
|---|---|---|
|
Highest Price
|
$899.95 | |
|
Lowest Price
|
$782.95 | |
|
Most Recent Price
|
$899.95 |
- Average Price
- $843.62
- First Tracked
- Last Update
Price Analysis
Tracking History: We have tracked Flowmaster 17139 Header-back System - Dual Rear Exit - American Thunder - Moderate/Aggressive since 4/16/2025. The most recent price update was on Jul 23, 2026.
Price Range: Over the past 90 days, the price has ranged from $782.95 (lowest on 6/3/2026) to $899.95 (highest on 7/22/2026). The average price during this period is $843.62.
Current Trend: Walmart.com prices have ranged from $782.95 (Jun 3) to $899.95 (Jul 22) over the past 90 days. Current price is close to the 90-day average of $856.20.
Customer Insights: Rated 5.0/5 from 1 reviews.
Customer Reviews
1 reviewsCustomer Reviews
5.0
Based on 1 reviews
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Showing 1 of 1 reviews
Great fit & sound
I didn't use any clamps, had the local exhaust shop weld everything in. It fit great and sounds awesome. Love the look of the rear tips, much improved performance over the old 2.25" exhaust. 69 camaro 350.
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Price History
Recent Price Changes
Detailed price history for the past 90 days
Walmart.com Pricing
4 recordsWalmart.com prices have ranged from $782.95 (Jun 3) to $899.95 (Jul 22) over the past 90 days. Current price is close to the 90-day average of $856.20.
| Date | Price | Change | % Change |
|---|---|---|---|
| $899.95 | $+29.00 | +3.3% | |
| $870.95 | $+0.00 | +0.0% | |
| $870.95 | $+88.00 | +11.2% | |
| $782.95 | — | — |
Third-Party Seller Pricing
3 recordsThird-Party Sellers prices have ranged from $782.95 (Jun 6) to $870.95 (May 21) over the past 90 days. Current price is close to the 90-day average of $841.62.
| Date | Price | Change | % Change |
|---|---|---|---|
| $782.95 | $-88.00 | -10.1% | |
| $870.95 | $+0.00 | +0.0% | |
| $870.95 | — | — |