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The American Thunder Crossmember-Back exhaust system for 1965-1968 Chevrolet Impala and Caprice is perfect for the person looking for a moderate to aggressive sound level inside and outside of the car, with all of the performance benefits that you would expect from Flowmaster. This bolt-on exhaust system features mandrel-bent 2.50-inch aluminized steel tubing with a built-in H-pipe crossover, a pair of Super 40 Series mufflers and dual 2.50-inch mandrel bent tailpipes. The system is finished off with a pair of polished oval stainless steel tips. The system is covered by our 3-year Limited Warranty and is designed for an easy fit. The system includes all necessary parts and hardware for installation. Note: Fits coupes, wagons, and convertibles. Big Block cars, use Flowmaster# 81075 manifold down-pipe kit to connect to factory manifolds.
Features
- Mandrel Bent 16 Gauge 409 Stainless Tubing
- Patented Delta Flow Technology
- Includes Polished Stainless Tips
- Moderate Exterior Exhaust Tone
- Moderate/Aggressive Sound
- Incl. Hangers and Hardware For Easy Installation
- Crossmember Back System
- Dual Rear/Side Exit
- Dyno Tuned for Maximum Performance
- Premium Flowmaster Quality
- Famous Flowmaster sound
| Catalytic Converter Included |
Color |
Exhaust Series |
Exhaust Type |
Exit Position |
Exit Style |
| No |
Black |
American Thunder |
Dual |
Dual Rear |
Straight |
| Heat Shield Attached |
Inlet Diameter |
Inlet Inside Diameter |
Material |
Mount Type |
Muffler Count |
| No |
2.500 in. |
2.500 in. |
Aluminized Steel |
Flanged |
2 |
| Muffler Part Number |
Muffler Series |
Muffler Type |
Outlet Diameter |
Outlet Outside Diameter |
Shape |
| Kit Only |
Super 40 Series |
Welded Baffle |
2.500 in. |
2.500 in. |
Oval |
| Shape |
Single or Dual |
System Type |
Tail Pipe Diameter |
Tip Diameter |
Tubing Diameter |
| Oval |
Dual |
Crossmember Back |
2.500 in. |
2.250 in. |
2.500 in. |