For the person who is looking for a complete crossmember-back dual exhaust system with a moderately aggressive tone for their 1964 to 1972 Chevrolet/GMC El Camino/Sprint with a V8 engine. With easy fit in mind, these systems are constructed from 2.50-inch 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-inch 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.
Specifications:
| Description_ASC |
Fits 1964-1972 Chevrolet El Camino and GMC Sprint with V8 engine. |
| Description_DEF |
Exhaust System Kit |
| Description_DES |
Flowmaster American Thunder Crossmember-Back Exhaust System |
| Description_EXT |
American Thunder Header Back Exhaust System; Dual; Dual Side Exit; Incl. 2.5 in. Tubing From Trans X-Member Back/H-Pipe/Hardware/50 Series (TM) SUV Mufflers/3.0 in. Stainless Tips; |
| Description_INV |
64-72 CHEV EL CAMINO/SPRINT AMT |
| Description_MKT |
For the person who is looking for a complete crossmember-back dual exhaust system with a moderately aggressive tone for their 1964 to 1972 Chevrolet/GMC El Camino/Sprint with a V8 engine. With easy fit in mind, these systems are constructed from 2.50-inch 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-inch 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. |
| Description_SHO |
Exhaust System Kit |
| Description_FAB |
Includes Hangers and Hardware for an Easy Installation |
| Description_FAB |
Super 50 Series Performance Mufflers Eliminates Drone |
| Description_FAB |
Mandrel-bent 16-gauge Aluminized Steel Tubing |
| Description_FAB |
Moderate to Aggressive Exterior Exhaust Tone |
| Description_FAB |
Dyno Tuned for Maximum Performance |
| Description_FAB |
Polished 3.00-inch Stainless Steel Tips |
| Description_FAB |
Includes H-pipe Assembly |
| Title |
Flowmaster 17120 Header-back System - Dual Side Exit - American Thunder - Moderate/Aggressive |
| Material |
Aluminized Steel |
| WARNING CA Proposition 65 |
Yes |
| California Proposition 65 Chemical Name 2 |
Chromium (hexavalent compounds) |
| Inlet Diameter (in) |
2.5 |
| Outlet Diameter |
2.500 in. |
| Exhaust Series |
American Thunder |
| California Proposition 65 Chemical Name |
Chromium (hexavalent compounds), Nickel (Metallic) |
| WARNING CA Proposition 65 Message |
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov |
| Exit Style |
Straight |
| Heat Shield Attached |
No |
| California Proposition 65 Required |
Yes |
| Product Type |
Exhaust System |
| Single Dual |
Dual |
| Sound Level |
Aggressive / Moderate |
| System Type |
Crossmember-back |
| Tubing Diameter (in) |
2.5 |
| Warning |
California Proposition 65 |
| Tip Diameter |
3.000 in. |
| Outlet Outside Diameter |
2.500 in. |
| California Proposition 65 Chemical Name 1 |
Nickel (metallic) |
| Tip Quantity |
2 |
| Inlet Inside Diameter |
N/A |
| Exhaust Type |
Dual |
| Tubing Diameter |
2.500 in. |
| Muffler Count |
2 |
| Inlet Diameter |
2.500 in. |
| Tail Pipe Diameter |
2.500 in. |
| Single or Dual |
Dual |
| Muffler Part Number |
52558 |
| Muffler Series |
Super 50 Series |
| 2WD/4WD |
2WD |
| Brand |
Flowmaster |
| Emission Code |
5 |
| Exit Position |
Dual Side Exit |
| Heat Shield |
No |
| Muffler Quantity |
2 |
| Outlet Diameter (in) |
2.5 |
| Tip Diameter (in) |
3 |
| Length |
17.0000 |
| Width |
17.0000 |
| Height |
60.0000 |
| Weight |
69.0000 |
