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MagnaFlow Muffler Trb SS 4X9 18 2.5/2.5

SKU: MAG13256

Mufflers

MAG SS Muffler...

MagnaFlow Muffler Trb SS 4X9 18 2.5/2.5

SKU: MAG13256

Mufflers

MAG SS Muffler...

A$441.80
Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.
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Description

XL Mufflers are a reversible reflection style mufflers using a combination of perforated tubing and baffles to reduce unwanted resonance and increase exhaust flow.

Product Overview

The MagnaFlow XL 4 X 9in. Oval Multi-Chamber Performance Exhaust Muffler 13256 features a straight-through, weight-optimized reversible design with a perforated stainless steel core featuring baffles and tuning gates, enabling it to deliver the powerful signature sound and dyno-proven performance that's made MagnaFlow a household name. Muffler 13256's oval-shaped, 4x9x18in. body and universal 2.5/2.5in. diameter inlet/outlet layout enables flexible installation options to match the spacing requirements of your vehicle. Professional installation is highly recommended. 13256 is produced using advanced CNC precision robotic manufacturing techniques and features durable, corrosion resistant stainless-steel construction, all backed by MagnaFlow's limited lifetime warranty.


Features and Benefits

  • Durable Corrosion-Resistant Stainless Steel Construction
  • CNC Precision Robotic Manufacturing Techniques
  • Superior Flow Performance
  • Superior flow & performance

Product Details

Body Diameter:4 x 9
Body Finish:Satin
Body Height:4.000 in.
Body Length:18.000 in.
Body Material:Stainless Steel
Body Shape:Oval
Body Width:9.000 in.
Core Diameter:2.5
Core Size:2.5
Description:Multi-Chamber Performance Muffler; 2.5in. Offset/Center; 4x18x9 Body
Exhaust Tip Quantity:
Finish:Satin
Hanger Included:No
Inlet Connection Type:Pipe
Inlet Diameter:2.5
Inlet Inside Diameter:2.500 in.
Inlet Outside Diameter:2.500 in.
Inlet Position:Front
Inlet Quantity:1
Inlet Type:Center
Main Piping Diameter:2.500 in.
Material:Stainless
Muffler Body Diameter:4.000 in. x 9.000 in.
Muffler Configuration:Center/Offset
Muffler Count:1
Muffler Overall Length:24.000 in.
Muffler Type:Multi-Chamber
Outlet Diameter:2.5
Outlet Inside Diameter:2.500 in.
Outlet Outside Diameter:2.500 in.
Outlet Position:Rear
Outlet Quantity:1
Outlet Type:Offset
Overall Length:24
Part Number:mag13256
Prop 65 Y/N:No
Removable Core:No
Reversible:Yes
Series:XL
Shape:Oval
Subtitle:Performance Muffler
Subtitles:Center/Offset
Tip Quantity:0
Title:MagnaFlow XL 4 X 9in. Oval Multi-Chamber Performance Exhaust Muffler 13256
Type:XL Multi-Chamber
WARNING CA Proposition 65:No

Part Type

Exhaust Muffler

Data: v4.2 - Upd: 2026-10-18 02:42:31

Features

  • CNC Precision Robotic Manufacturing Techniques
  • Durable Corrosion-Resistant Stainless Steel Construction
  • Superior flow & performance
  • Superior Flow Performance

Specifications

Product Attributes - Brand
MagnaFlow
Product Attributes - Manufacturer's Part Number
13256
Product Attributes - Part Type
Mufflers
Product Attributes - Product Line
MagnaFlow XL 3 Chamber Mufflers
Product Attributes - UPC
841380001559
Product Attributes - Muffler Material
409 stainless steel
Product Attributes - Inlet Diameter (in.)
2.50 in.
Product Attributes - Outlet Diameter (in.)
2.50 in.
Product Attributes - Inlet Quantity
1
Product Attributes - Outlet Quantity
1
Product Attributes - Internal Construction
Perforated stainless tube with packing
Product Attributes - Inlet Location
Center
Product Attributes - Outlet Location
Offset
Product Attributes - Case Shape
Oval
Product Attributes - Reversible
Yes
Product Attributes - Case Exterior Length (in.)
18.00 in.
Product Attributes - Overall Length (in.)
24.00 in.
Product Attributes - Thickness (in.)
4.000
Product Attributes - Width (in.)
9.000 in.
Product Attributes - Outlet Style
Standard, without tip
Product Attributes - Remanufactured
No
Product Attributes - Quantity
Sold individually.
Product Attributes - Special Attention
Due to a running change from MagnaFlow the finish of mufflers may vary.

Reference Information

Brand Name/s Magnaflow
StreetFX SKU mag13256
SFX Item ID 4286152
Supplier Item Code 4286152
Manufacturer SKU 13256
Manufacturer UPC 841380001559
Alternative References mpe-13256, MFL13256, 4X9

Brochures

Compatibility

Application Data
  • UniversalNo
    MakeCHEVROLET
    ModelS10
    SubmodelBASE
    Beginning Year2000
    Ending Year2001
    Engine TypeV6
    Liter4.3
    CID262
    Engine FamilyGM V6
    Engine Size4.3L/262
    Drivetrain4WD
    Engine VIN CodeW
  • UniversalNo
    MakeCHEVROLET
    ModelS10
    SubmodelLS
    Beginning Year2000
    Ending Year2001
    Engine TypeV6
    Liter4.3
    CID262
    Engine FamilyGM V6
    Engine Size4.3L/262
    Drivetrain4WD
    Engine VIN CodeW
  • UniversalNo
    MakeCHEVROLET
    ModelS10
    SubmodelZR2
    Beginning Year2000
    Ending Year2001
    Engine TypeV6
    Liter4.3
    CID262
    Engine FamilyGM V6
    Engine Size4.3L/262
    Drivetrain4WD
    Engine VIN CodeW
  • UniversalNo
    MakeGMC
    ModelSONOMA
    SubmodelSL
    Beginning Year2000
    Ending Year2000
    Engine TypeV6
    Liter4.3
    CID262
    Engine FamilyGM V6
    Engine Size4.3L/262
    Drivetrain4WD
    Engine VIN CodeW
  • UniversalNo
    MakeGMC
    ModelSONOMA
    SubmodelSLE
    Beginning Year2000
    Ending Year2000
    Engine TypeV6
    Liter4.3
    CID262
    Engine FamilyGM V6
    Engine Size4.3L/262
    Drivetrain4WD
    Engine VIN CodeW
  • UniversalNo
    MakeGMC
    ModelSONOMA
    SubmodelSLS
    Beginning Year2000
    Ending Year2000
    Engine TypeV6
    Liter4.3
    CID262
    Engine FamilyGM V6
    Engine Size4.3L/262
    Drivetrain4WD
    Engine VIN CodeW
  • UniversalYes

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