

Hero image 0 of Flowmaster 17120 Header-back System - Dual Side Exit - American Thunder - Moderate/Aggressive, 0 of 3
Reduced price
Flowmaster 17120 Header-back System - Dual Side Exit - American Thunder - Moderate/Aggressive
Check if this fits your vehicle
Key item features
- Easy Installation: Includes hangers and hardware for a straightforward installation process, designed for an easy fit.
- Sound Profile: Features Super 50 Series performance mufflers that eliminate drone, providing a moderate to aggressive exterior exhaust tone with minimal interior sound.
- Durable Construction: Constructed from mandrel-bent 16-gauge aluminized steel tubing with 2.50-inch pipes for durability and optimal flow.
- Performance Enhancement: Dyno tuned for maximum performance, improving throttle response, power, and mileage.
- Integrated H-Pipe: Includes an H-pipe assembly to equalize exhaust pressures, eliminate backrap on deceleration, and maximize power.
- Stylish Exit: Dual side exit design with polished 3.00-inch angle cut stainless steel tips for an aggressive aesthetic.
- Vehicle Compatibility: Compatible with 1964-1972 Chevrolet El Camino and GMC Sprint models equipped with a V8 engine.
Generated by AI
Specs
- Vehicle makeChevrolet
- Vehicle modelEl Camino
- Vehicle year1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972
- Inlet diameter2.5 in
- Outlet diameter3.00 in
- Muffler typePerformance Mufflers
Current price is USDNow $921.95
You save $103.00
was $1,024.95$1,024.95
You save$103.00
Price when purchased online
- Free shipping
Free 90-day returns
How do you want your item?
Try 30 days for just $1! Choose annual plan at checkout.
Columbus, 43215
Arrives by Fri, Feb 20
Sold and shipped by Walmart.com
Free 90-day returns
More seller options (1)
Starting from $921.95
Compare with similar items
| Product | Viewing this itemFlowmaster 17120 Header-back System - Dual Side Exit - American Thunder - Moderate/Aggressive ![]() Now $921.95 current price Now $921.95, Was $1,024.95$1,024.95 15 out of 5 Stars. 1 reviews | Flowmaster 17201 Header-back System - Dual Rear Exit - American Thunder - Aggressive Sound ![]() $921.95 current price $921.95 | Flowmaster Signature Series Exhaust System ![]() Now $952.57 current price Now $952.57, Was $1,022.29$1,022.29 | Flowmaster 17149 Header-back System - Dual Rear Exit - American Thunder - Moderate/Aggressive ![]() $921.95 current price $921.9511 out of 5 Stars. 1 reviews | Flowmaster 17104 Header-back System - Dual Rear Exit - American Thunder - Moderate Sound ![]() Now $828.95 current price Now $828.95, Was $921.95$921.95 13 out of 5 Stars. 1 reviews | Flowmaster Signature Series Exhaust System ![]() $957.57 current price $957.57 | Flowmaster 17742 Header-back 409S - American Thunder Kit - DOR/S - Mod/Agg Sound ![]() $1,024.95 current price $1,024.9523 out of 5 Stars. 2 reviews | Flowmaster Signature Series Exhaust System ![]() $875.46 current price $875.46 | Flowmaster Signature Series Exhaust System ![]() $888.52 current price $888.52 | Flowmaster Signature Series Exhaust System ![]() $998.18 current price $998.18 |
|---|
| Vehicle make | ChevroletFlowmaster 17120 Header-back System - Dual Side Exit - American Thunder - Moderate/Aggressive | -Flowmaster 17201 Header-back System - Dual Rear Exit - American Thunder - Aggressive Sound | RamFlowmaster Signature Series Exhaust System | ChevroletFlowmaster 17149 Header-back System - Dual Rear Exit - American Thunder - Moderate/Aggressive | ChevroletFlowmaster 17104 Header-back System - Dual Rear Exit - American Thunder - Moderate Sound | Ram; DodgeFlowmaster Signature Series Exhaust System | ChevroletFlowmaster 17742 Header-back 409S - American Thunder Kit - DOR/S - Mod/Agg Sound | FordFlowmaster Signature Series Exhaust System | Chevrolet; GMCFlowmaster Signature Series Exhaust System | FordFlowmaster Signature Series Exhaust System |
|---|---|---|---|---|---|---|---|---|---|---|
| Vehicle model | El CaminoFlowmaster 17120 Header-back System - Dual Side Exit - American Thunder - Moderate/Aggressive | CamaroFlowmaster 17201 Header-back System - Dual Rear Exit - American Thunder - Aggressive Sound | 1500Flowmaster Signature Series Exhaust System | 17149Flowmaster 17149 Header-back System - Dual Rear Exit - American Thunder - Moderate/Aggressive | 17104Flowmaster 17104 Header-back System - Dual Rear Exit - American Thunder - Moderate Sound | 1500; Ram 1500Flowmaster Signature Series Exhaust System | 17742Flowmaster 17742 Header-back 409S - American Thunder Kit - DOR/S - Mod/Agg Sound | F-150Flowmaster Signature Series Exhaust System | -Flowmaster Signature Series Exhaust System | BroncoFlowmaster Signature Series Exhaust System |
| Vehicle year | 1964Flowmaster 17120 Header-back System - Dual Side Exit - American Thunder - Moderate/Aggressive | 1967Flowmaster 17201 Header-back System - Dual Rear Exit - American Thunder - Aggressive Sound | 2019Flowmaster Signature Series Exhaust System | -Flowmaster 17149 Header-back System - Dual Rear Exit - American Thunder - Moderate/Aggressive | 1967Flowmaster 17104 Header-back System - Dual Rear Exit - American Thunder - Moderate Sound | 2019Flowmaster Signature Series Exhaust System | 1973Flowmaster 17742 Header-back 409S - American Thunder Kit - DOR/S - Mod/Agg Sound | 2021Flowmaster Signature Series Exhaust System | 2019Flowmaster Signature Series Exhaust System | 2021Flowmaster Signature Series Exhaust System |
| Inlet diameter | 2.5 inFlowmaster 17120 Header-back System - Dual Side Exit - American Thunder - Moderate/Aggressive | 3.00 inFlowmaster 17201 Header-back System - Dual Rear Exit - American Thunder - Aggressive Sound | 3.00 inFlowmaster Signature Series Exhaust System | 2.50 inFlowmaster 17149 Header-back System - Dual Rear Exit - American Thunder - Moderate/Aggressive | 2.5 inFlowmaster 17104 Header-back System - Dual Rear Exit - American Thunder - Moderate Sound | 3.00 inFlowmaster Signature Series Exhaust System | 2.50Flowmaster 17742 Header-back 409S - American Thunder Kit - DOR/S - Mod/Agg Sound | -Flowmaster Signature Series Exhaust System | 3.00 inFlowmaster Signature Series Exhaust System | -Flowmaster Signature Series Exhaust System |
Now hiding additional rows in the Table
About this item
Product details
Compatible with 1964-1972 Chevrolet El Camino and GMC Sprint with V8 engine, 2.5 in. Aluminized pipes;
For the person who is looking for a complete headers-back dual exhaust system with a moderately aggressive tone. With easy fit in mind, these systems are constructed from 2.50 in. mandrel-bent aluminized steel with a built in H-pipe to equalized the exhaust pressures, eliminates backrap on deceleration and makes maximum power. The system includes a pair of specially selected Super 50 Series mufflers for a deep powerful exterior sound with minimal interior tone and is suited for the enthusiast who wants their performance to be heard, just not inside the cab. The mandrel-bent tailpipes exit at an angle behind the rear wheels and are finished off with large 3.00 in. angle cut polished stainless tips for an aggressive look. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.;
For the person who is looking for a complete headers-back dual exhaust system with a moderately aggressive tone. With easy fit in mind, these systems are constructed from 2.50 in. mandrel-bent aluminized steel with a built in H-pipe to equalized the exhaust pressures, eliminates backrap on deceleration and makes maximum power. The system includes a pair of specially selected Super 50 Series mufflers for a deep powerful exterior sound with minimal interior tone and is suited for the enthusiast who wants their performance to be heard, just not inside the cab. The mandrel-bent tailpipes exit at an angle behind the rear wheels and are finished off with large 3.00 in. angle cut polished stainless tips for an aggressive look. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.;
- Includes Hangers and Hardware for an Easy Installation
- Super 50 Series Performance Mufflers Eliminates Drone
- Mandrel-bent 16-gauge Aluminized Steel Tubing
- Moderate to Aggressive Exterior Exhaust Tone
- Dyno Tuned for Maximum Performance
- Polished 3.00-inch Stainless Steel Tips
- Includes H-pipe Assembly
info:
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it. Â
Specifications
Vehicle make
Chevrolet
Vehicle model
El Camino
Vehicle year
1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972
Inlet diameter
2.5 in
Warranty
Warranty information
36 Months
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
Warnings
Similar items you might like
Based on what customers bought
Flowmaster 17201 Header-back System - Dual Rear Exit - American Thunder - Aggressive Sound $921.95
$92195current price $921.95Flowmaster 17201 Header-back System - Dual Rear Exit - American Thunder - Aggressive Sound
Save withShipping, arrives in 3+ daysFlowmaster Signature Series Exhaust System $952.57 Was $1,022.29
Now$95257current price Now $952.57, Was $1,022.29$1,022.29You save $69.72You save$69.72Flowmaster Signature Series Exhaust System
Shipping, arrives in 3+ daysFlowmaster 17149 Header-back System - Dual Rear Exit - American Thunder - Moderate/Aggressive $921.95
$92195current price $921.95Flowmaster 17149 Header-back System - Dual Rear Exit - American Thunder - Moderate/Aggressive
11 out of 5 Stars. 1 reviewsSave withShipping, arrives in 3+ daysFlowmaster 17104 Header-back System - Dual Rear Exit - American Thunder - Moderate Sound $828.95 Was $921.95
Now$82895current price Now $828.95, Was $921.95$921.95You save $93.00You save$93.00Flowmaster 17104 Header-back System - Dual Rear Exit - American Thunder - Moderate Sound
13 out of 5 Stars. 1 reviewsShipping, arrives in 3+ daysFlowmaster Signature Series Exhaust System $957.57
$95757current price $957.57Flowmaster Signature Series Exhaust System
Shipping, arrives in 3+ daysFlowmaster 17742 Header-back 409S - American Thunder Kit - DOR/S - Mod/Agg Sound $1,024.95
$1,02495current price $1,024.95Flowmaster 17742 Header-back 409S - American Thunder Kit - DOR/S - Mod/Agg Sound
23 out of 5 Stars. 2 reviewsSave withShipping, arrives in 3+ daysFlowmaster Signature Series Exhaust System $875.46
$87546current price $875.46Flowmaster Signature Series Exhaust System
Shipping, arrives in 3+ daysFlowmaster Signature Series Exhaust System $888.52
$88852current price $888.52Flowmaster Signature Series Exhaust System
Shipping, arrives in 3+ daysFlowmaster Signature Series Exhaust System $998.18
$99818current price $998.18Flowmaster Signature Series Exhaust System
Shipping, arrives in 3+ daysFlowmaster Signature Series Exhaust System $737.15
$73715current price $737.15Flowmaster Signature Series Exhaust System
Shipping, arrives in 3+ daysReduced price Flowmaster 817795 Outlaw Exhaust System Kit $921.95 Was $1,024.95
Reduced price
Now$92195current price Now $921.95, Was $1,024.95$1,024.95You save $103.00You save$103.00Flowmaster 817795 Outlaw Exhaust System Kit
14 out of 5 Stars. 1 reviewsSave withShipping, arrives in 3+ daysFlowmaster 717869 Flow FX Exhaust System Kit $819.95
$81995current price $819.95Flowmaster 717869 Flow FX Exhaust System Kit
Save withShipping, arrives in 3+ daysReduced price Flowmaster 717830 Flow FX Exhaust System Kit $921.95 Was $1,024.95
Reduced price
Now$92195current price Now $921.95, Was $1,024.95$1,024.95You save $103.00You save$103.00Flowmaster 717830 Flow FX Exhaust System Kit
Save withShipping, arrives in 3+ daysReduced price Flowmaster 817522 Cat-back System 409S - Dual Rear/Side Exit - American Thunder - Moderate Sound $921.95 Was $1,024.95
Reduced price
Now$92195current price Now $921.95, Was $1,024.95$1,024.95You save $103.00You save$103.00Flowmaster 817522 Cat-back System 409S - Dual Rear/Side Exit - American Thunder - Moderate Sound
15 out of 5 Stars. 1 reviewsSave withShipping, arrives in 3+ daysReduced price Flowmaster 717822 Flow FX Exhaust System Kit $874.95 Was $972.95
Reduced price
Now$87495current price Now $874.95, Was $972.95$972.95You save $98.00You save$98.00Flowmaster 717822 Flow FX Exhaust System Kit
24.5 out of 5 Stars. 2 reviewsSave withShipping, arrives in 3+ daysReduced price Flowmaster 817412 Header-back System 409S - Dual Side Exit - American Thunder - Aggressive Sound $828.95 Was $921.95
Reduced price
Now$82895current price Now $828.95, Was $921.95$921.95You save $93.00You save$93.00Flowmaster 817412 Header-back System 409S - Dual Side Exit - American Thunder - Aggressive Sound
Save withShipping, arrives in 3+ daysReduced price Flowmaster 17281 Header-back System - Dual Rear Exit - American Thunder - Aggressive Sound $782.95 Was $870.95
Reduced price
Now$78295current price Now $782.95, Was $870.95$870.95You save $88.00You save$88.00Flowmaster 17281 Header-back System - Dual Rear Exit - American Thunder - Aggressive Sound
Save withShipping, arrives in 3+ daysReduced price Flowmaster 817940 Crossmember Back Exhaust System 2.5" 409 Stainless $898.95 Was $999.95
Reduced price
Now$89895current price Now $898.95, Was $999.95$999.95You save $101.00You save$101.00Flowmaster 817940 Crossmember Back Exhaust System 2.5" 409 Stainless
Save withShipping, arrives in 3+ daysReduced price Flowmaster 717893 Flow FX Exhaust System Kit $874.95 Was $972.95
Reduced price
Now$87495current price Now $874.95, Was $972.95$972.95You save $98.00You save$98.00Flowmaster 717893 Flow FX Exhaust System Kit
Save withShipping, arrives in 3+ daysReduced price Flowmaster 817804 Force II Exhaust System Kit $690.95 Was $767.95
Reduced price
Now$69095current price Now $690.95, Was $767.95$767.95You save $77.00You save$77.00Flowmaster 817804 Force II Exhaust System Kit
Save withShipping, arrives in 3+ days
Popular items in this category
Best selling items that customers love
Flowmaster 17129 Header-back System - Dual Side Exit - American Thunder - Aggressive Sound $628.95 Was $699.95
Now$62895current price Now $628.95, Was $699.95$699.95You save $71.00You save$71.00Flowmaster 17129 Header-back System - Dual Side Exit - American Thunder - Aggressive Sound
25 out of 5 Stars. 2 reviewsShipping, arrives in 3+ daysFlowmaster 17202 Header-back System - Dual Side Exit - American Thunder - Aggressive Sound $1,075.95
$1,07595current price $1,075.95Flowmaster 17202 Header-back System - Dual Side Exit - American Thunder - Aggressive Sound
Save withShipping, arrives in 3+ daysFlowmaster 817938 American Thunder Crossmember-Back Exhaust System 2.5" 409 Stainless Dual Exit $782.95 Was $870.95
Now$78295current price Now $782.95, Was $870.95$870.95You save $88.00You save$88.00Flowmaster 817938 American Thunder Crossmember-Back Exhaust System 2.5" 409 Stainless Dual Exit
Shipping, arrives in 3+ daysReduced price Flowmaster 17273 Header-back System - Dual Rear Exit - American Thunder - Moderate Sound $874.95 Was $972.95
Reduced price
Now$87495current price Now $874.95, Was $972.95$972.95You save $98.00You save$98.00Flowmaster 17273 Header-back System - Dual Rear Exit - American Thunder - Moderate Sound
Save withShipping, arrives in 3+ daysReduced price Flowmaster 817202 Header-back System 409S - Dual Side Exit - American Thunder - Aggressive Sound $1,105.95 Was $1,229.95
Reduced price
Now$1,10595current price Now $1,105.95, Was $1,229.95$1,229.95You save $124.00You save$124.00Flowmaster 817202 Header-back System 409S - Dual Side Exit - American Thunder - Aggressive Sound
Save withShipping, arrives in 3+ daysFlowmaster 17200 Header-back System - Dual Rear Exit - American Thunder - Aggressive Sound $967.95 Was $1,075.95
Now$96795current price Now $967.95, Was $1,075.95$1,075.95You save $108.00You save$108.00Flowmaster 17200 Header-back System - Dual Rear Exit - American Thunder - Aggressive Sound
Shipping, arrives in 3+ daysReduced price Flowmaster 817104 Header-back System 409S - Dual Rear Exit - American Thunder - Moderate Sound $1,059.95 Was $1,177.95
Reduced price
Now$1,05995current price Now $1,059.95, Was $1,177.95$1,177.95You save $118.00You save$118.00Flowmaster 817104 Header-back System 409S - Dual Rear Exit - American Thunder - Moderate Sound
Save withShipping, arrives in 3+ daysReduced price Flowmaster 817273 Header-back System 409S - Dual Rear Exit - American Thunder - Moderate Sound $1,059.95 Was $1,177.95
Reduced price
Now$1,05995current price Now $1,059.95, Was $1,177.95$1,177.95You save $118.00You save$118.00Flowmaster 817273 Header-back System 409S - Dual Rear Exit - American Thunder - Moderate Sound
Save withShipping, arrives in 3+ daysFlowmaster 817843 American Thunder Exhaust System Kit $1,013.95 Was $1,126.95
Now$1,01395current price Now $1,013.95, Was $1,126.95$1,126.95You save $113.00You save$113.00Flowmaster 817843 American Thunder Exhaust System Kit
Shipping, arrives in 3+ daysFlowmaster 817799 American Thunder Exhaust System Kit $1,849.95
$1,84995current price $1,849.95Flowmaster 817799 American Thunder Exhaust System Kit
Save withShipping, arrives in 3+ daysFlowmaster 817784 American Thunder Exhaust System Kit $828.95 Was $921.95
Now$82895current price Now $828.95, Was $921.95$921.95You save $93.00You save$93.00Flowmaster 817784 American Thunder Exhaust System Kit
Shipping, arrives in 3+ daysReduced price Flowmaster 817807 American Thunder Exhaust System Kit $1,059.95 Was $1,177.95
Reduced price
Now$1,05995current price Now $1,059.95, Was $1,177.95$1,177.95You save $118.00You save$118.00Flowmaster 817807 American Thunder Exhaust System Kit
Save withShipping, arrives in 3+ daysReduced price Flowmaster 817819 American Thunder Exhaust System Kit $967.95 Was $1,075.95
Reduced price
Now$96795current price Now $967.95, Was $1,075.95$1,075.95You save $108.00You save$108.00Flowmaster 817819 American Thunder Exhaust System Kit
Save withShipping, arrives in 3+ daysReduced price Flowmaster 17119 Header-back System - Dual Rear Exit - American Thunder - Moderate/Aggressive $718.95 Was $799.95
Reduced price
Now$71895current price Now $718.95, Was $799.95$799.95You save $81.00You save$81.00Flowmaster 17119 Header-back System - Dual Rear Exit - American Thunder - Moderate/Aggressive
45 out of 5 Stars. 4 reviewsSave withShipping, arrives in 3+ daysFlowmaster 817390 Header-back System 409S - Dual Rear Exit - American Thunder -Moderate/Aggressive $967.95 Was $1,075.95
Now$96795current price Now $967.95, Was $1,075.95$1,075.95You save $108.00You save$108.00Flowmaster 817390 Header-back System 409S - Dual Rear Exit - American Thunder -Moderate/Aggressive
Shipping, arrives in 3+ daysReduced price Flowmaster 817585 Header-back System 409S - Dual Rear Exit - American Thunder -Moderate/Aggressive $1,105.95 Was $1,229.95
Reduced price
Now$1,10595current price Now $1,105.95, Was $1,229.95$1,229.95You save $124.00You save$124.00Flowmaster 817585 Header-back System 409S - Dual Rear Exit - American Thunder -Moderate/Aggressive
15 out of 5 Stars. 1 reviewsSave withShipping, arrives in 3+ daysReduced price Flowmaster 817174 Header-back System 409S - Dual Rear Exit - American Thunder -Moderate/Aggressive $1,059.95 Was $1,177.95
Reduced price
Now$1,05995current price Now $1,059.95, Was $1,177.95$1,177.95You save $118.00You save$118.00Flowmaster 817174 Header-back System 409S - Dual Rear Exit - American Thunder -Moderate/Aggressive
Save withShipping, arrives in 3+ daysReduced price Flowmaster 817129 Header-back System - Dual Side Exit - American Thunder - Aggressive Sound $874.95 Was $972.95
Reduced price
Now$87495current price Now $874.95, Was $972.95$972.95You save $98.00You save$98.00Flowmaster 817129 Header-back System - Dual Side Exit - American Thunder - Aggressive Sound
15 out of 5 Stars. 1 reviewsSave withShipping, arrives in 3+ daysFlowmaster 818150 American Thunder Exhaust System Stainless - Single Side Exit $563.70
$56370current price $563.70Flowmaster 818150 American Thunder Exhaust System Stainless - Single Side Exit
Save withShipping, arrives in 3+ daysReduced price Flowmaster 17107 Header-back System - 2.50 in. Dual Rear Exit - Pipes Only No Mufflers $505.95 Was $562.95
Reduced price
Now$50595current price Now $505.95, Was $562.95$562.95You save $57.00You save$57.00Flowmaster 17107 Header-back System - 2.50 in. Dual Rear Exit - Pipes Only No Mufflers
14 out of 5 Stars. 1 reviewsSave withShipping, arrives in 3+ days
Customer ratings & reviews
How item rating is calculated
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
Sort by |
Showing 1-1 of 1 review
Dec 26, 2014
dave 71 elcamino
5 out of 5 stars review
great product
i put this on my 71 elcamino with a 383 stroker motor and a turbo 400 trans however i had a well known muffler shop install it for me fits nice sounds great at idle and even better when your foot is in it not to loud either and is quiet inside also i would do it again very nice system .
Review from jegs.com
Helpful?3M9QOAIGCYX8190546386
Related pages
- Flowmaster Exhaust Systems
- Magnaflow Performance Exhaust Replacement Auto Parts
- Brand: Magnaflow Exhaust Systems
- Brand: Magnaflow Performance Exhaust
- Headers Back Exhaust System
- Magnaflow Performance Exhaust All Car Decoration
- Magnaflow Exhaust Replacement Auto Parts
- Magnaflow Mufflers
- Magnaflow Exhaust Systems
- Flowmaster Mufflers
- Exhaust Systems & Mufflers
- Performance Cat-Back Exhausts










