Description
Performance Exhaust System. The Flowmaster American Thunder Dual Exhaust System with Polished Tips; Side Exit delivers an aggressive exterior exhaust tone with a moderate interior sound level, enhancing the driving experience without causing excessive cabin noise. Designed as a direct replacement cat-back system, it improves exhaust flow and adds a distinctive sound characteristic, making it a valuable upgrade for enthusiasts seeking improved performance and style.
Construction and Appearance. Crafted from heavy 16-gauge mandrel-bent aluminized steel, this exhaust system offers durability and corrosion resistance. It features a Super 50 Series chambered muffler that balances sound tone and performance. The dual 3.00-inch polished 304 stainless steel tips provide a striking appearance, embossed with the Flowmaster name for a premium look that complements the vehicle’s design.
Installation. Installation is straightforward, utilizing existing factory hanger locations without the need for drilling. Complete with all necessary hardware and detailed instructions, this system can be installed at home with basic tools, ensuring a hassle-free upgrade experience.
Warranty. This exhaust system is backed by a 3-year limited warranty, providing confidence in its quality and durability.
Application. Specifically designed to fit 2007-2008 Chevrolet Tahoe and GMC Yukon with 4.8L or 5.3L engines, compatible with both 2WD and 4WD models.
Flowmaster 17430
CA Residents: WARNING: Cancer and Reproductive Harm
- Fits 2007-2008 Chevrolet Tahoe and GMC Yukon with 4.8L or 5.3L engine
- Compatible with 2WD and 4WD drivetrains
- Aggressive to moderate sound level
- Constructed of 16-gauge mandrel-bent aluminized steel tubing
- Includes Super 50 Series chambered performance muffler
- Features dual 3.00-inch polished stainless steel exhaust tips
- Uses factory hanger locations for easy installation
- Exits on the sides behind the rear wheels, clearing the factory spare tire
- Finished with polished stainless steel tips embossed with the Flowmaster name
- Includes all necessary parts, hardware, and installation instructions
- Dyno tuned for maximum performance
- Covered by a 3-year limited warranty
| Brand | Flowmaster |
| Exhaust System Type | Cat-Back System |
| Exhaust Tip Finish | Chrome, Polished |
| Exhaust Tubing Diameter | 3.00 Inch |
| Exhaust Material | Stainless Steel |
| Exhaust Tip Outlet Style | Dual |
| Exhaust Exit Location | Both Sides or Rear – After Tire |
| Exhaust Loudness | Aggressive |






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