Description
Straight Through
Fully reversible and featuring a free-flowing, straight-through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhaust project. MagnaFlow Performance Exhaust Muffler 14151 is made of durable stainless steel and built using CNC precision robotic manufacturing techniques, all backed by MagnaFlow’s limited lifetime warranty.
Additional Information
Magnaflow Straight-Through Performance Muffler; 3.5in. Center/Center; 5x14x8 Body
Part Type
Exhaust Muffler
Product Overview
MagnaFlow Race Parts are rugged enough to survive grueling races, like the Baja 1000, Lucas Oil Off-Road Racing Series, Dakar Rally, Monster Jam, or even X-Games. Put to the test by drivers like Vaughn Gittin Jr, Casey Currie, Dennis Anderson and Robby Gordon, these parts are tough as nails and give you that performance you're looking for. MagnaFlow's specialty race mufflers feature stainless steel bodies, muffler caps and perforated cores, with our straight through, Wide Open Performance design; our mufflers give you that true MagnaFlow performance.
Data: v2 - Desc: v4.2 - Upd: 2026-11-08 05:04:42
Features
- 100 Percent Stainless Steel
- 100% Stainless Steel
- Delivers A Smooth-Deep Tone
- Delivers a Smooth, Deep Tone
- Mufflers Are Bi-Directional
Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.
Specifications
Product Details
| Body Diameter: | 5 x 8 |
| Body Finish: | Brushed |
| Body Height: | 5.000 in. |
| Body Length: | 14.000 in. |
| Body Material: | Stainless Steel |
| Body Shape: | Oval |
| Body Width: | 8.000 in. |
| Core Diameter: | 3.5 |
| Core Size: | 3.5 |
| Description: | Straight-Through Performance Muffler; 3.5in. Center/Center; 5x14x8 Body |
| Finish: | Polished |
| Hanger Included: | No |
| Inlet Connection Type: | Pipe |
| Inlet Diameter: | 3.5 |
| Inlet Inside Diameter: | 3.500 in. |
| Inlet Outside Diameter: | 3.500 in. |
| Inlet Position: | Front |
| Inlet Quantity: | 1 |
| Inlet Type: | Center |
| Main Piping Diameter: | 3.500 in. |
| Material: | Stainless |
| Muffler Body Diameter: | 5.000 in. x 8.000 in. |
| Muffler Configuration: | Center/Center |
| Muffler Count: | 1 |
| Muffler Overall Length: | 20.000 in. |
| Muffler Type: | Straight-Through |
| Note: | Acoustical Packing |
| Outlet Diameter: | 3.5 |
| Outlet Inside Diameter: | 3.500 in. |
| Outlet Outside Diameter: | 3.500 in. |
| Outlet Position: | Rear |
| Outlet Quantity: | 1 |
| Outlet Type: | Center |
| Overall Length: | 20 |
| Part Number: | mag14151 |
| Removable Core: | No |
| Reversible: | Yes |
| Series: | Straight-Through |
| Shape: | Oval |
| Subtitle: | Performance Muffler |
| Subtitles: | Center/Center |
| Tip Quantity: | 0 |
| Title: | MagnaFlow 5 X 8in. Oval Straight-Through Performance Exhaust Muffler 14151 |
| Type: | Straight-Through |
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Magnaflow, MagnaFlow Exhaust Products, MAGNAFLOW PERF EXHAUST, Magnaflow Performance |
| StreetFX SKU | mag14151 |
| SFX Item ID | 4286035 |
| Accounting SKU | mag-14151 |
| Manufacturer SKU | 14151 |
| Manufacturer UPC | 841380002037 |
| Alternative References | 14151, MFL14151, MPE-14151 |
Muffler, Race Series, 3.50 in. Inlet/3.50 in. Outlet, Stainless Steel, Natural, Each
Many racing venues are now requiring vehicles to be equipped with sound-dampening devices to meet strict dB level requirements. Any vehicle that cannot meet the restrictions cannot race. MagnaFlow offers these straight-through, Wide Open Performance Race Series mufflers to significantly reduce dB levels on high-performance vehicles without any loss in performance. The Race Series mufflers feature a stainless steel body, end caps and perforated core, and a stainless weld bead.
| Product Attributes | |
|---|---|
| Brand | MagnaFlow |
| Manufacturer's Part Number | 14151 |
| Part Type | Mufflers |
| Product Line | MagnaFlow Stainless Steel Race Series Mufflers |
| UPC | 841380002037 |
| Muffler Material | 409 stainless steel |
| Inlet Diameter (in.) | 3.50 in. |
| Outlet Diameter (in.) | 3.50 in. |
| Inlet Quantity | 1 |
| Outlet Quantity | 1 |
| Internal Construction | Perforated stainless tube with packing |
| Inlet Location | Center |
| Outlet Location | Center |
| Case Shape | Oval |
| Reversible | Yes |
| Muffler Finish | Natural |
| Case Exterior Length (in.) | 14.00 in. |
| Overall Length (in.) | 20.00 in. |
| Thickness (in.) | 5.000 |
| Width (in.) | 8.000 in. |
| Outlet Style | Standard, without tip |
| Remanufactured | No |
| Quantity | Sold individually. |
| Special Attention | Due to a running change from MagnaFlow the finish of mufflers may vary. |
| Manufacturer Attributes | |
|---|---|
| Exhaust Tip Quantity | 0 |
| Inlet Quantity | 1 |
| Outlet Quantity | 1 |
| Body Length | 14 |
| Overall Length | 20 |
| Inlet Inside Diameter | 3.5 |
| Outlet Inside Diameter | 3.5 |
| Core Diameter | 3.5 |
| Body Height | 5 |
| Body Width | 8 |
| Finish | Brushed |
| Inlet Type | Center |
| Outlet Type | Center |
| Hanger Included | No |
| Shape | Oval |
| Body Material | Stainless Steel |
| Muffler Type | Straight-Through |
| Reversible | Yes |
| Series | Straight-Through |
| Title | MagnaFlow 5 X 8in. Oval Straight-Through Performance Exhaust Muffler 14151 |
| Manufacturer Designation | Straight-Through Performance Muffler; 3.5in. Center/Center; 5x14x8 Body |
| Product Class | Exhaust Muffler |
| Construction/Type | Magnaflow Straight-Through Performance Muffler; 3.5in. Center/Center; 5x14x8 Body |
| Product Outline | Delivers a Smooth, Deep Tone Mufflers are Bi-Directional 100% Stainless Steel |
| Vehicle Brief | Exhaust Muffler |
| Market Description | Fully reversible and featuring a free-flowing, straight-through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhaust project. |
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