View our Specials! Coupon Code: SaveIn2026
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The MagnaFlow 4" X 34" Extension 15451 includes a 34in. long, 4in. diameter stainless steel pipe optimized for superior flow characteristics and performance. 15451 is produced using precision CNC robotic manufacturing techniques and features 100% durable, corrosion resistant stainless steel construction. Professional installation is highly recommended.
Features:| Years | Make | Model | Trim | ||
|---|---|---|---|---|---|
| 2001 - 2005 | Chevrolet | Silverado 2500 HD | Base | ||
| 2001 - 2006 | Chevrolet | Silverado 2500 HD | LS | ||
| 2001 - 2006 | Chevrolet | Silverado 2500 HD | LT | ||
| 2004 - 2006 | Chevrolet | Silverado 2500 HD | WT | ||
| 2007 - 2007 | Chevrolet | Silverado 2500 HD Classic | LS | ||
| 2007 - 2007 | Chevrolet | Silverado 2500 HD Classic | LT | ||
| 2007 - 2007 | Chevrolet | Silverado 2500 HD Classic | WT | ||
| 2001 - 2006 | Chevrolet | Silverado 3500 | LT | ||
| 2001 - 2005 | Chevrolet | Silverado 3500 | Base | ||
| 2001 - 2006 | Chevrolet | Silverado 3500 | LS | ||
| 2004 - 2004 | Chevrolet | Silverado 3500 | WT | ||
| 2006 - 2006 | Chevrolet | Silverado 3500 | WT | ||
| 2007 - 2007 | Chevrolet | Silverado 3500 Classic | LS | ||
| 2007 - 2007 | Chevrolet | Silverado 3500 Classic | LT | ||
| 2007 - 2007 | Chevrolet | Silverado 3500 Classic | WT | ||
| 1998 - 2002 | Dodge | Ram 2500 | Base | ||
| 2003 - 2003 | Dodge | Ram 2500 | Laramie | ||
| 2003 - 2007 | Dodge | Ram 2500 | SLT | ||
| 2003 - 2007 | Dodge | Ram 2500 | ST | ||
| 2005 - 2007 | Dodge | Ram 2500 | Laramie | ||
| 2006 - 2007 | Dodge | Ram 2500 | Sport | ||
| 2006 - 2007 | Dodge | Ram 2500 | TRX4 | ||
| 1998 - 2002 | Dodge | Ram 3500 | Base | ||
| 2003 - 2007 | Dodge | Ram 3500 | ST | ||
| 2003 - 2007 | Dodge | Ram 3500 | Laramie | ||
| 2003 - 2007 | Dodge | Ram 3500 | SLT | ||
| 2006 - 2007 | Dodge | Ram 3500 | Sport | ||
| 2007 - 2007 | Dodge | Ram 3500 | TRX4 | ||
| 2000 - 2003 | Ford | Excursion | Limited | ||
| 2000 - 2003 | Ford | Excursion | XLT | ||
| 2003 - 2003 | Ford | Excursion | Eddie Bauer | ||
| 1999 - 2007 | Ford | F-250 Super Duty | Lariat | ||
| 1999 - 2007 | Ford | F-250 Super Duty | XL | ||
| 1999 - 2007 | Ford | F-250 Super Duty | XLT | ||
| 2004 - 2007 | Ford | F-250 Super Duty | Harley-Davidson Edition | ||
| 2004 - 2007 | Ford | F-250 Super Duty | King Ranch | ||
| 1999 - 2007 | Ford | F-350 Super Duty | Lariat | ||
| 1999 - 2007 | Ford | F-350 Super Duty | XL | ||
| 1999 - 2007 | Ford | F-350 Super Duty | XLT | ||
| 2003 - 2007 | Ford | F-350 Super Duty | King Ranch | ||
| 2004 - 2007 | Ford | F-350 Super Duty | Harley-Davidson Edition | ||
| 2001 - 2006 | GMC | Sierra 2500 HD | SLT | ||
| 2001 - 2006 | GMC | Sierra 2500 HD | SLE | ||
| 2001 - 2002 | GMC | Sierra 2500 HD | SL | ||
| 2002 - 2005 | GMC | Sierra 2500 HD | Base | ||
| 2003 - 2006 | GMC | Sierra 2500 HD | WT | ||
| 2006 - 2006 | GMC | Sierra 2500 HD | SL | ||
| 2007 - 2007 | GMC | Sierra 2500 HD Classic | WT | ||
| 2007 - 2007 | GMC | Sierra 2500 HD Classic | SL | ||
| 2007 - 2007 | GMC | Sierra 2500 HD Classic | SLE | ||
| 2007 - 2007 | GMC | Sierra 2500 HD Classic | SLT | ||
| 2001 - 2002 | GMC | Sierra 3500 | SL | ||
| 2001 - 2006 | GMC | Sierra 3500 | SLE | ||
| 2001 - 2006 | GMC | Sierra 3500 | SLT | ||
| 2002 - 2005 | GMC | Sierra 3500 | Base | ||
| 2004 - 2006 | GMC | Sierra 3500 | WT | ||
| 2006 - 2006 | GMC | Sierra 3500 | SL | ||
| 2007 - 2007 | GMC | Sierra 3500 Classic | SL | ||
| 2007 - 2007 | GMC | Sierra 3500 Classic | SLE | ||
| 2007 - 2007 | GMC | Sierra 3500 Classic | SLT | ||
| 2007 - 2007 | GMC | Sierra 3500 Classic | WT |
WARNING: Cancer & Reproductive Harm www.p65warnings.ca.govFor more information on Magnaflow part number 15451, you can visit the official Magnaflow website.
