
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 5 - Jul 10
For Your Every Summer RSVP, with Code: SUMMER15
Description
MagnaFlow Muffler MAG 409SS 5x11x22 3.5The MagnaFlow 5 X 11in. Oval Straight Through Performance Exhaust Muffler 12909 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno proven performance thanks to its free flowing straight through perforated stainless steel core wrapped in stainless steel mesh and acoustic fiber fill. The reversible, universal 3. 5 3. 5in. diameter inlet outlet Straight Through layout allows you to install it in whatever
The MagnaFlow 5 X 11in. Oval Straight-Through Performance Exhaust Muffler 12909 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno-proven performance thanks to its free-flowing straight-through perforated stainless steel core wrapped in stainless steel mesh and acoustic fiber fill. The reversible, universal 3.5/3.5in. diameter inlet/outlet Straight-Through layout allows you to install it in whatever orientation and configuration you see fit. However, professional installation is highly recommended. Muffler 12909s weight-optimized 5x11x22in. oval-shaped body features a satin finish that elevates the overall aesthetics of your current exhaust setup. 12909 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.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
4.4 ★★★★★
Based on 1289 reviews
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Product Reviews
★★★★★ 5
Good quality and size
Size: X-Large, Color: Black, Pocket Description: Plain Front
The size was as expected and the material was really good
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Reviewed in the United States on April 30, 2026
★★★★★ 5
I’m a 5’6’’ 140lbs ish woman and I got a Medium
Size: Small, Color: Black, Pocket Description: Plain Front
Paid 10 bucks ! Got a medium . I am 5’6” 142lbs . It’s thick & 100% cotton. A ‘medium ’ seemed big but I intentionally ran it on high heat in the dryer & it shrunk so it fits me perfectly . The sleeves go closer to my elbows than women’s shirts… which I love. The crewneck is perfect so I can do burpees without worrying about plunging necklines. I wear a 36C bra and this tshirt is comfortable around my chest & shoulders. I carry extra weight on my belly and it’s still comfortable. Absolutely love how it looks on me. It says RELAXED fit in the title so I don’t understand why people are grumbling about the looser fit. I love it — thank you Amazon, for offering 100% cotton clothing
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Reviewed in the United States on May 31, 2026
★★★★★ 3
Little bit on the small side
Size: XX-Large, Color: Black, Pocket Description: Plain Front
Run a little small, but the quality of the shirt seems to be pretty good. It is thick and nice. Warm and softness are both good.
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Reviewed in the United States on June 7, 2026
★★★★★ 5
Impressed for the most part
Size: X-Large, Color: White, Pocket Description: Plain Front
Going to give it 5-stars for now, well see how well they hold up after a few washes.
They for sure feel like nice heavy-weight shirts.
I like them alot for that reason.
They have a boxy-fit though, so not "fitted" at all but thats fine for me because I am using them as under-shirts.
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Reviewed in the United States on April 19, 2026
★★★★★ 5
Wonderful t-shirts
Size: X-Large, Color: Medium Grey Heather
These t-shirts are well made and have a nice thick feel to them. The sizing is spot on.
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Reviewed in the United States on April 17, 2026
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