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Flowmaster
Fits 2001 to 2006 Chevrolet Avalanche 1500, Suburban 1500; 2001 to 2006 GMC Yukon XL 1500. See every vehicle
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This American Thunder system fits 2001-2006 GM Suburban, Avalanche and Yukon XL 1500 SUV's and increases the horsepower, torque and mileage of these popular trucks. The exhaust system is constructed from 16-gauge mandrel-bent stainless steel and has a flanged resonator assembly flowing into a specially tuned resonator and a Super 50 Series performance muffler producing a mild to moderate interior tone and a deep exterior sound. The dual 2.50-inch tailpipes exit out the side of the vehicle behind the rear tires and are finished off with large pair of 4.00-inch polished 304 stainless tips. All necessary parts and hardware are included for a great fitting installation and is covered by Limited Lifetime Warranty.
Warranty: Manufacturer's Limited Lifetime Warranty
| Year | Make | Model | Submodel | Engine |
|---|---|---|---|---|
| 2002 | Chevrolet | Avalanche 1500 | Base, LS, LT, North Face, On Road Edition, Z71 | 5.3L 325 V8 |
| 2003 | Chevrolet | Avalanche 1500 | Base, North Face, On Road Edition, WBH, Z71 | 5.3L 325 V8 |
| 2004 | Chevrolet | Avalanche 1500 | Base, Z66, Z71 | 5.3L 325 V8 |
| 2005 | Chevrolet | Avalanche 1500 | Base, LS, LT, Z66, Z71 | 5.3L 325 V8 |
| 2006 | Chevrolet | Avalanche 1500 | LS, LT | 5.3L 325 V8 |
| 2001 | Chevrolet | Suburban 1500 | Base, LS, LT | 5.3L 325 V8 |
| 2002 | Chevrolet | Suburban 1500 | LS, LT, Z71 | 5.3L 325 V8 |
| 2003 - 2005 | Chevrolet | Suburban 1500 | Base, LS, LT, Z71 | 5.3L 325 V8 |
| 2006 | Chevrolet | Suburban 1500 | Base, LS, LT | 5.3L 325 V8 |
| 2001 - 2005 | GMC | Yukon XL 1500 | SLE, SLT | 5.3L 325 V8 |
| 2006 | GMC | Yukon XL 1500 | SL, SLE, SLT | 5.3L 325 V8 |