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Ships within 48 hours · Estimated delivery Aug 7 - Aug 12
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For Your Every Summer RSVP, with Code: SUMMER15
Description
MagnaFlow Muffler Mag SS 18X6X6 3/3 C/CThe MagnaFlow 6in. Round Straight Through Performance Exhaust Muffler 12649 brings our world famous exhaust sound and dyno proven performance to your ride in a weight optimized 6x6x18in. package with a premium satin finish. The straight through free flowing design of this round bodied muffler's reversible, universal 3 3in. diameter inlet outlet layout enables versatile installation options to match the spacing requirements of your vehicle. Due to the
The MagnaFlow 6in. Round Straight-Through Performance Exhaust Muffler 12649 brings our world-famous exhaust sound and dyno-proven performance to your ride in a weight-optimized 6x6x18in. package with a premium satin finish. The straight-through free-flowing design of this round-bodied muffler's reversible, universal 3/3in. diameter inlet/outlet layout enables versatile installation options to match the spacing requirements of your vehicle. Due to the cutting and welding involved, professional installation is highly recommended. Internally, 12649 utilizes a perforated stainless steel core wrapped in stainless steel mesh and acoustic fiber fill to achieve a powerful, resonant tone. This muffler is made of durable, corrosion resistant stainless steel and produced using cutting-edge CNC precision robotic manufacturing techniques, all backed by MagnaFlow's limited lifetime construction warranty.This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2005 | Chevrolet | Silverado 1500 | Base |
| 2004-2006 | Chevrolet | Silverado 1500 | Hybrid |
| 2002-2006 | Chevrolet | Silverado 1500 | LS |
| 2002-2006 | Chevrolet | Silverado 1500 | LT |
| 2002-2006 | Chevrolet | Silverado 1500 | WT |
| 2004-2005 | Chevrolet | Silverado 1500 | Z71 Off-Road |
| 2007 | Chevrolet | Silverado 1500 Classic | Hybrid |
| 2007 | Chevrolet | Silverado 1500 Classic | LS |
| 2007 | Chevrolet | Silverado 1500 Classic | LT |
| 2007 | Chevrolet | Silverado 1500 Classic | WT |
| 1999-2000 | Chevrolet | Silverado 2500 | Base |
| 1999-2000 | Chevrolet | Silverado 2500 | LS |
| 1999-2000 | Chevrolet | Silverado 2500 | LT |
| 1998-2001 | Dodge | Ram 2500 | Base |
| 1998-2001 | Dodge | Ram 3500 | Base |
| 1997-2001 | Ford | Expedition | Eddie Bauer |
| 1997-2001 | Ford | Expedition | XLT |
| 1998-2000 | Ford | F-150 | Base |
| 2000-2003 | Ford | F-150 | Harley-Davidson Edition |
| 2001-2003 | Ford | F-150 | King Ranch |
| 1998-2003 | Ford | F-150 | Lariat |
| 1999-2003 | Ford | F-150 | Lightning |
| 1998-2003 | Ford | F-150 | XL |
| 1998-2003 | Ford | F-150 | XLT |
| 2004 | Ford | F-150 Heritage | SVT Lightning |
| 2004 | Ford | F-150 Heritage | XL |
| 2004 | Ford | F-150 Heritage | XLT |
| 1998-1999 | Ford | F-250 | Base |
| 1998-1999 | Ford | F-250 | Lariat |
| 1998-1999 | Ford | F-250 | XL |
| 1998-1999 | Ford | F-250 | XLT |
| 2002-2005 | GMC | Sierra 1500 | Base |
| 2002 | GMC | Sierra 1500 | HT |
| 2005-2006 | GMC | Sierra 1500 | Hybrid |
| 1999-2003,2006 | GMC | Sierra 1500 | SL |
| 1999-2006 | GMC | Sierra 1500 | SLE |
| 1999-2006 | GMC | Sierra 1500 | SLT |
| 2002-2006 | GMC | Sierra 1500 | WT |
| 2007 | GMC | Sierra 1500 Classic | Hybrid |
| 2007 | GMC | Sierra 1500 Classic | SL |
| 2007 | GMC | Sierra 1500 Classic | SLE |
| 2007 | GMC | Sierra 1500 Classic | SLT |
| 2007 | GMC | Sierra 1500 Classic | WT |
| 1999-2000 | GMC | Sierra 2500 | SL |
| 1999-2000 | GMC | Sierra 2500 | SLE |
| 1999-2000 | GMC | Sierra 2500 | SLT |
| 1998-2001 | Lincoln | Navigator | Base |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.6 ★★★★★
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Product Reviews
★★★★★ 5
Good product and price
As expected
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Reviewed in the United States on May 3, 2026
★★★★★ 5
Effective and Easy on the Stomach!
I have been using this product for several years because it works! I take 2 in the morning and 2 late afternoon. They don't hurt my stomach like some other products that I have tried. I will continue buying this product and recommend it for anyone looking for an easy-to-digest fiber capsule.
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Reviewed in the United States on February 27, 2026
★★★★★ 4
Works Well but Slightly Slow
These daily fiber capsules help with regularity and are easy to take. They work, but results are a bit slower than I expected. Overall, a reliable and convenient supplement to support digestive health.
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Reviewed in the United States on December 22, 2025
★★★★★ 5
Good price
Good stuff!
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Reviewed in the United States on April 10, 2026
★★★★★ 5
Works!
Works as described.
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Reviewed in the United States on May 18, 2026