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Flowmaster
American Thunder Crossmember-Back Exhaust System Fits 1964-1972 Chevrolet El Camino And Gmc Sprint With V8 Engine, 2.5 Inch Aluminized Pipes Aggressive To Moderate Sound Flowmaster
SKU: F00L 17120
Moderate — 2–4 hours
Description
Part #: 17120
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.Includes Hangers and Hardware for an Easy InstallationSuper 50 Series Performance Mufflers Eliminates DroneMandrel-bent 16-gauge Aluminized Steel TubingModerate to Aggressive Exterior Exhaust ToneDyno Tuned for Maximum PerformancePolished 3.00-inch Stainless Steel TipsIncludes H-pipe Assembly
Features:
- Includes Hangers and Hardware for an Easy Installation
- Mandrel Bent 16 Gauge Aluminized Tubing
- Super 50 Series Performance Mufflers Eliminates Drone
- Moderate to Aggressive Exterior Exhaust Tone
- Mandrel-bent 16-gauge Aluminized Steel Tubing
- Includes Hangers And Hardware For Easy Installation
- Moderate to Aggressive Exterior Exhaust Tone
- Connects After Factory Catalytic Converter
- Dyno Tuned for Maximum Performance
- Premium Flowmaster Quality
- Polished 3.00-inch Stainless Steel Tips
- 3 Year Limited Warranty
- Includes H-pipe Assembly
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
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Fitment
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Specifications
| Brand | Flowmaster |
| Part Number | F00L 17120 |
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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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