



ð Unleash the roar, own the road with MagnaFlowâs signature power!
The MagnaFlow Performance Exhaust Muffler 12258 features a 5x8 inch oval stainless steel body with a straight-through perforated core and two-stage acoustic packing. Designed for universal fit with 2.5" inlet and 2.25" outlet, it delivers a deep, resonant exhaust tone while improving engine power and flow dynamics. Proudly made in the USA and backed by a limited lifetime warranty, itâs the ultimate upgrade for drivers seeking performance and style.
| Brand | MagnaFlow Exhaust Products |
| Vehicle Service Type | Car, Truck |
| Configuration | Center/Dual |
| Shape | Oval |
| Inlet Connection Size | 2.5 Inches |
| Outlet Connection Size | 2.25 Inches |
| UPC | 841380000910 |
| Manufacturer | MagnaFlow Exhaust Products |
| Global Trade Identification Number | 00841380000910 |
| OEM Part Number | 12258 |
| Model | Straight-Through |
| Item Weight | 10 pounds |
| Item model number | 12258 |
| Is Discontinued By Manufacturer | No |
| Exterior | Satin |
| Manufacturer Part Number | 12258 |
C**S
Certified Magnaflow muffler! Great quality!
Was skeptical at first about ordering this muffler wondering if it was going to be a legit magnaflow product. Came on time & was definitely %100 magnaflow quality. Just installed it today & was exactly what I was looking for ð nice low gentle grumble on idle
A**R
beautiful sound
I like the product. Sounds just what I wanted. HAPPY & SATISFY
S**R
Five Stars
I always recommend magnaflow to anybody looking to upgrade their exhaust.. never been disappointed with their product
D**D
Great sound
Great sound
Trustpilot
1 month ago
2 weeks ago