This Flowmaster Flow FX cat-back exhaust system is designed for 1999-2007* (*Classic Body) GM Silverado/Sierra 1500 trucks with 4.3L, 4.8L & 5.3L engines and features 409 stainless steel construction for added durability and 16-gauge mandrel-bent tubing for free unrestricted flow. The compact, oval straight-through Flow FX performance muffler attaches behind the catalytic converter and delivers a moderate, deep and powerful sound with minimal interior resonance.
The mandrel-bent stainless tailpipe tucks up high in the undercarriage protecting it from being crushed when traversing rocky terrain. This system uses the factory hanger locations and is finished off with a 4.50-inch black ceramic-coated 304 stainless steel tip embossed with the Flowmaster name. The kit includes detailed instructions and all hardware necessary for a quick and easy installation you can do at home. Covered by our Lifetime Limited Warranty.
- Increases of 6.7 HP and 6.5 FT/LBS over the stock exhaust
- System produces a nice rumble with minimal internal resonance
- Large 4.50-inch black ceramic coated stainless steel tip offers an aggressive look
- Includes complete hardware and factory styled hangers in stock locations for an easy installation
- FlowFX straight-through performance muffler delivers a deep tone and improved exhaust flow
- Mandrel-bent 16-gauge 409 stainless steel tubing maximizes exhaust flow with excellent corrosion resistance
- Lifetime Limited Warranty
Flowmaster Flow Fx Cat-Back Exhaust System Fits 1999-2007 (Classic Body) GM 1500 4.3L, 4.8L, 5.3L With 143.5 Inch Wheelbase, Single Exit Aggressive To Moderate Sound Flowmaster 717873
Specifications:
| Country of Origin | USA |
| Sold As | Kit |
| UPC | 700042039524 |
| Availability | Available |
| Exhaust Type | Cat Back |
| Exit Style | Single Out Side |
| Mount Style | Clamp-On |
| Shape | Oval |
This Part Fits:
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 1999 | Chevrolet | Silverado 1500 | ||
| 2000 | Chevrolet | Silverado 1500 | ||
| 2001 | Chevrolet | Silverado 1500 | ||
| 2002 | Chevrolet | Silverado 1500 | ||
| 2003 | Chevrolet | Silverado 1500 | ||
| 2004 | Chevrolet | Silverado 1500 | ||
| 2005 | Chevrolet | Silverado 1500 | ||
| 2006 | Chevrolet | Silverado 1500 | ||
| 1999 | Chevrolet | Silverado 1500 | LS | |
| 2000 | Chevrolet | Silverado 1500 | LS | |
| 2001 | Chevrolet | Silverado 1500 | LS | |
| 2002 | Chevrolet | Silverado 1500 | LS | |
| 2003 | Chevrolet | Silverado 1500 | LS | |
| 2004 | Chevrolet | Silverado 1500 | LS | |
| 2005 | Chevrolet | Silverado 1500 | LS | |
| 2006 | Chevrolet | Silverado 1500 | LS | |
| 1999 | GMC | Sierra 1500 | SLT | |
| 2000 | GMC | Sierra 1500 | SLT | |
| 2001 | GMC | Sierra 1500 | SLT | |
| 2002 | GMC | Sierra 1500 | SLT | |
| 2003 | GMC | Sierra 1500 | SLT | |
| 2004 | GMC | Sierra 1500 | SLT | |
| 2005 | GMC | Sierra 1500 | SLT | |
| 2006 | GMC | Sierra 1500 | SLT | |
| 1999 | GMC | Sierra 1500 | SLE | |
| 2000 | GMC | Sierra 1500 | SLE | |
| 2001 | GMC | Sierra 1500 | SLE | |
| 2002 | GMC | Sierra 1500 | SLE | |
| 2003 | GMC | Sierra 1500 | SLE | |
| 2004 | GMC | Sierra 1500 | SLE | |
| 2005 | GMC | Sierra 1500 | SLE | |
| 2006 | GMC | Sierra 1500 | SLE | |
| 1999 | Chevrolet | Silverado 1500 | LT | |
| 2000 | Chevrolet | Silverado 1500 | LT | |
| 2001 | Chevrolet | Silverado 1500 | LT | |
| 2002 | Chevrolet | Silverado 1500 | LT | |
| 2003 | Chevrolet | Silverado 1500 | LT | |
| 2004 | Chevrolet | Silverado 1500 | LT | |
| 2005 | Chevrolet | Silverado 1500 | LT | |
| 2006 | Chevrolet | Silverado 1500 | LT | |
| 1999 | GMC | Sierra 1500 | SL | |
| 2000 | GMC | Sierra 1500 | SL | |
| 2001 | GMC | Sierra 1500 | SL | |
| 2002 | GMC | Sierra 1500 | SL | |
| 2003 | GMC | Sierra 1500 | SL | |
| 2002 | GMC | Sierra 1500 | HT | |
| 2002 | GMC | Sierra 1500 | ||
| 2003 | GMC | Sierra 1500 | ||
| 2004 | GMC | Sierra 1500 | ||
| 2005 | GMC | Sierra 1500 | ||
| 2002 | GMC | Sierra 1500 | WT | |
| 2003 | GMC | Sierra 1500 | WT | |
| 2004 | GMC | Sierra 1500 | WT | |
| 2005 | GMC | Sierra 1500 | WT | |
| 2006 | GMC | Sierra 1500 | WT | |
| 2002 | Chevrolet | Silverado 1500 | WT | |
| 2003 | Chevrolet | Silverado 1500 | WT | |
| 2004 | Chevrolet | Silverado 1500 | WT | |
| 2002 | Chevrolet | Silverado 1500 | Custom | |
| 2004 | Chevrolet | Silverado 1500 | Z71 Off-Road | |
| 2004 | Chevrolet | Silverado 1500 | Hybrid | |
| 2005 | Chevrolet | Silverado 1500 | Hybrid | |
| 2006 | Chevrolet | Silverado 1500 | Hybrid | |
| 2005 | GMC | Sierra 1500 | Hybrid | |
| 2006 | GMC | Sierra 1500 | Hybrid | |
| 2006 | GMC | Sierra 1500 | SL | |
| 2006 | Chevrolet | Silverado 1500 | WT | |
| 2007 | Chevrolet | Silverado 1500 Classic | LT | |
| 2007 | GMC | Sierra 1500 Classic | SL | |
| 2007 | Chevrolet | Silverado 1500 Classic | Hybrid | |
| 2007 | GMC | Sierra 1500 Classic | SLE | |
| 2007 | GMC | Sierra 1500 Classic | SLT | |
| 2007 | Chevrolet | Silverado 1500 Classic | LS | |
| 2007 | GMC | Sierra 1500 Classic | WT | |
| 2007 | Chevrolet | Silverado 1500 Classic | WT | |
| 2007 | GMC | Sierra 1500 Classic | Hybrid |