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MagnaFlow Sys Cat-Back 68-72 GM A-Body 3inch

SKU: MAG15898

Exhaust Systems

MAG Catback Exhaust

MagnaFlow Sys Cat-Back 68-72 GM A-Body 3inch

SKU: MAG15898

Exhaust Systems

MAG Catback Exhaust

A$2,972.55
IN STOCK! Est Ship 3-5 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.
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Description

The MagnaFlow Street Series Crossmember-Back Performance Exhaust System 15898 brings enhanced engine sound and dyno-proven performance to your muscle car with a healthy helping of our deep, resonant signature exhaust note at Aggressive exterior and Moderate interior sound levels. Thanks to its durable, corrosion resistant stainless steel design, this exhaust system will handle whatever tarmac you decide to leave your mark on. This performance exhaust kit features a crossmember-back layout designed to replace your exhaust system from the crossmember on back. With its fast-flowing, mandrel bent 3in. main piping and 2 Straight-Through mufflers ending in a Dual Split Rear Behind Rear Tires exit that you can enhance with tips of your choosing, your muscle car will be sounding as awesome as it looks. Extensive 3D scanning during development has resulted in a direct-fit design that you can easily install yourself. 15898 is produced using CNC precision robotic manufacturing techniques and is backed by MagnaFlow's limited lifetime construction warranty.

Product Overview

The MagnaFlow Street Series Crossmember-Back Performance Exhaust System 15898 brings enhanced engine sound and dyno-proven performance to your muscle car with a healthy helping of our deep, resonant signature exhaust note at Aggressive exterior and Moderate interior sound levels. Thanks to its durable, corrosion resistant stainless steel design, this exhaust system will handle whatever tarmac you decide to leave your mark on. This performance exhaust kit features a crossmember-back layout designed to replace your exhaust system from the crossmember on back. With its fast-flowing, mandrel bent 3in. main piping and 2 Straight-Through mufflers ending in a Dual Split Rear Behind Rear Tires exit that you can enhance with tips of your choosing, your muscle car will be sounding as awesome as it looks. Extensive 3D scanning during development has resulted in a direct-fit design that you can easily install yourself. 15898 is produced using CNC precision robotic manufacturing techniques and is backed by MagnaFlow's limited lifetime construction warranty.


Features and Benefits

  • Durable Corrosion-Resistant Stainless Steel Construction
  • CNC Precision Robotic Manufacturing Techniques
  • Dyno Proven Performance
  • Dyno-proven performance

Product Details

Anticipated Ship Out Time:Approximately 1-2 Days
Attachment Style:Weld-On
Attachment Type:Weld-On
Catalytic Converter Quantity:0
Clamp Type:Band Clamp
Clamping Type:Band Clamp
Clamps Included:Yes
Color/Finish:Stainless
Components:Band Clamp=10
Description:Street Series Stainless Crossmember-Back System
Exhaust Inlet Connection Type:Weld-On
Exhaust Pipe Material:Stainless
Exhaust Tip Quantity:0
Exhaust Type:Dual
Exit Location:Dual Split Rear Behind Rear Tires
Exit Position:Dual Split Rear Behind Rear Tires
Exit Quantity:Dual
Exit Style:Dual Split Rear Behind Rear Tires
Finish:Stainless
Gasket Included:No
Gasket Or Seal Included:No
Hangers Included:Yes
Inlet Connection Type:Weld-On
Inlet Inside Diameter:3.000 in.
Inlet Type:Weld-On
Main Piping Diameter:3.000 in.
Material:Stainless
Mounting Bracket Included:No
Muffler Body Diameter:4.000 in. x 9.000 in.
Muffler Body Finish:Polished
Muffler Body Height:4.000 in.
Muffler Body Length:14.000 in.
Muffler Body Material:Stainless Steel
Muffler Body Shape:Oval
Muffler Body Width:9.000 in.
Muffler Count:2
Muffler Finish:Brushed
Muffler Material:Stainless Steel
Muffler Quantity:2
Muffler Type:Straight-Through
Outlet Outside Diameter:3.000 in.
Part Number:mag15898
Pipe Material:Stainless Steel
Prop 65 Y/N:No
Recommended Use:Performance
Series:Street
Sound Level:Moderate
Subtitle:Crossmember-Back Performance Exhaust System
Subtitles:Crossmember-Back
System Type:Crossmember Back
Tail Pipe Diameter:3.000 in.
Tip Diameter:N/A
Tip Quantity:0
Title:MagnaFlow Street Series Crossmember-Back Performance Exhaust System 15898
Tubing Diameter:3.000 in.
Type:Crossmember-Back
Valve Included:No
Valve Type:None
WARNING CA Proposition 65:No
Warranty:Lifetime

Part Type

Exhaust System Kit

Data: v4.2 - Upd: 2026-10-13 05:56:56

Features

  • CNC Precision Robotic Manufacturing Techniques
  • Durable Corrosion-Resistant Stainless Steel Construction
  • Dyno Proven Performance
  • Dyno-proven performance

Specifications

Product Attributes - Brand
MagnaFlow
Product Attributes - Manufacturer's Part Number
15898
Product Attributes - Part Type
Exhaust Systems
Product Attributes - Product Line
MagnaFlow Street Series Performance Exhaust Systems
Product Attributes - UPC
841380013644
Product Attributes - System Material
409 stainless steel
Product Attributes - System Style
Crossmember back
Product Attributes - Exhaust Type
Dual
Product Attributes - Exit Location
Split side
Product Attributes - System Finish
Natural
Product Attributes - Catalytic Converter(s) Included
No
Product Attributes - Intermediate Pipe Diameter (in.)
3.00 in.
Product Attributes - Muffler Included
Yes
Product Attributes - Muffler Quantity
Two
Product Attributes - Muffler Configuration
Single inlet/Single outlet
Product Attributes - Muffler Style
Perforated tube with packing
Product Attributes - Muffler Material
409 stainless steel
Product Attributes - Muffler Finish
Polished
Product Attributes - Hardware Included
Yes
Product Attributes - Tailpipe Diameter (in.)
3.00 in.
Product Attributes - Tip Included
No
Product Attributes - Remanufactured
No
Product Attributes - Quantity
Sold as a kit.
Product Attributes - Notes
Depending on vehicle configuration, some modifications may be required. See installation instructions for details, if applicable. Welding required for installation. Kit includes polished mufflers and Tru-X pipe. Designed for use with original exhaust manifolds or tubular headers.
Product Attributes - Special Attention
It is illegal to install parts or components that bypass, defeat, or render inoperative the manufacturers’ technology and design necessary to reduce vehicle emissions to meet state and federal Clean Air Act standards.

Reference Information

Brand Name/s Magnaflow
StreetFX SKU mag15898
SFX Item ID 4284640
Supplier Item Code 4284640
Manufacturer SKU 15898
Manufacturer UPC 841380013644
Alternative References mpe-15898, MFL15898, 3inch

Compatibility

Application Data
  • UniversalNo
    MakeBUICK
    ModelGS 350
    SubmodelBASE
    Beginning Year1968
    Ending Year1968
    Engine TypeV8
    Liter5.7
    CID350
    Engine Size5.7L/350
    Engine FamilyBuick V8
    Body StyleU/K
    Application NotesDual Split Rear Behind Rear Tires Exit
  • UniversalNo
    MakeBUICK
    ModelGS 350
    SubmodelBASE
    Beginning Year1968
    Ending Year1968
    Engine TypeV8
    Liter5.7
    CID350
    Engine Size5.7L/350
    Engine FamilyBuick V8
    Body StyleU/K
    Application NotesDual Split Rear Behind Rear Tires Exit
  • UniversalNo
    MakeBUICK
    ModelGS 350
    SubmodelBASE
    Beginning Year1969
    Ending Year1969
    Engine TypeV8
    Liter5.7
    CID350
    Engine Size5.7L/350
    Engine FamilyBuick V8
    Body StyleU/K
    Application NotesDual Split Rear Behind Rear Tires Exit
  • UniversalNo
    MakeBUICK
    ModelGS 350
    SubmodelBASE
    Beginning Year1969
    Ending Year1969
    Engine TypeV8
    Liter5.7
    CID350
    Engine Size5.7L/350
    Engine FamilyBuick V8
    Body StyleU/K
    Application NotesDual Split Rear Behind Rear Tires Exit
  • UniversalNo
    MakeBUICK
    ModelGS 400
    SubmodelBASE
    Beginning Year1968
    Ending Year1968
    Engine TypeV8
    Liter6.6
    CID400
    CC6555
    Engine Size6.6L/400
    Engine FamilyBuick V8
    Body StyleU/K
    Application NotesDual Split Rear Behind Rear Tires Exit
  • UniversalNo
    MakeBUICK
    ModelGS 400
    SubmodelBASE
    Beginning Year1969
    Ending Year1969
    Engine TypeV8
    Liter6.6
    CID400
    CC6555
    Engine Size6.6L/400
    Engine FamilyBuick V8
    Body StyleU/K
    Application NotesDual Split Rear Behind Rear Tires Exit
  • UniversalNo
    MakeBUICK
    ModelGS 400
    SubmodelBASE
    Beginning Year1969
    Ending Year1969
    Engine TypeV8
    Liter6.6
    CID400
    CC6555
    Engine Size6.6L/400
    Engine FamilyBuick V8
    Body StyleU/K
    Application NotesDual Split Rear Behind Rear Tires Exit
  • UniversalNo
    MakeBUICK
    ModelGS 455
    SubmodelBASE
    Beginning Year1970
    Ending Year1970
    Engine TypeV8
    Liter7.5
    CID455
    Engine Size7.5L/455
    Engine FamilyBuick V8
    Body StyleU/K
    DrivetrainRWD
    Application NotesDual Split Rear Behind Rear Tires Exit
  • UniversalNo
    MakeBUICK
    ModelGS 455
    SubmodelBASE
    Beginning Year1970
    Ending Year1970
    Engine TypeV8
    Liter7.5
    CID455
    CC7456
    Engine Size7.5L/455
    Engine FamilyBuick V8
    Body StyleU/K
    DrivetrainRWD
    Application NotesDual Split Rear Behind Rear Tires Exit
  • UniversalNo
    MakeBUICK
    ModelGS 455
    SubmodelBASE
    Beginning Year1970
    Ending Year1970
    Engine TypeV8
    Liter7.5
    CID455
    CC7456
    Engine Size7.5L/455
    Engine FamilyBuick V8
    Body StyleU/K
    DrivetrainRWD
    Application NotesDual Split Rear Behind Rear Tires Exit
  • UniversalNo
    MakeBUICK
    ModelGS 455
    SubmodelBASE
    Beginning Year1970
    Ending Year1970
    Engine TypeV8
    Liter7.5
    CID455
    CC7456
    Engine Size7.5L/455
    Engine FamilyBuick V8
    Body StyleU/K
    DrivetrainRWD
    Application NotesDual Split Rear Behind Rear Tires Exit
  • UniversalNo
    MakeBUICK
    ModelGS 455
    SubmodelBASE
    Beginning Year1971
    Ending Year1971
    Engine TypeV8
    Liter7.5
    CID455
    CC7456
    Engine Size7.5L/455
    Engine FamilyBuick V8
    Body StyleU/K
    DrivetrainRWD
    Application NotesDual Split Rear Behind Rear Tires Exit
  • UniversalNo
    MakeBUICK
    ModelGS 455
    SubmodelBASE
    Beginning Year1971
    Ending Year1971
    Engine TypeV8
    Liter7.5
    CID455
    CC7456
    Engine Size7.5L/455
    Engine FamilyBuick V8
    Body StyleU/K
    DrivetrainRWD
    Application NotesDual Split Rear Behind Rear Tires Exit
  • UniversalNo
    MakeBUICK
    ModelGS 455
    SubmodelBASE
    Beginning Year1971
    Ending Year1971
    Engine TypeV8
    Liter7.5
    CID455
    CC7456
    Engine Size7.5L/455
    Engine FamilyBuick V8
    Body StyleU/K
    DrivetrainRWD
    Application NotesDual Split Rear Behind Rear Tires Exit
  • UniversalNo
    MakeBUICK
    ModelGS 455
    SubmodelBASE
    Beginning Year1971
    Ending Year1972
    Engine TypeV8
    Liter7.5
    CID455
    CC7456
    Engine Size7.5L/455
    Engine FamilyBuick V8
    Body StyleU/K
    DrivetrainRWD
    Application NotesDual Split Rear Behind Rear Tires Exit
    Engine VIN CodeU
  • UniversalNo
    MakeBUICK
    ModelGS 455
    SubmodelBASE
    Beginning Year1972
    Ending Year1972
    Engine TypeV8
    Liter7.5
    CID455
    CC7456
    Engine Size7.5L/455
    Engine FamilyBuick V8
    Body StyleU/K
    DrivetrainRWD
    Application NotesDual Split Rear Behind Rear Tires Exit
    Engine VIN CodeT
  • UniversalNo
    MakeBUICK
    ModelGS 455
    SubmodelBASE
    Beginning Year1972
    Ending Year1972
    Engine TypeV8
    Liter7.5
    CID455
    CC7456
    Engine Size7.5L/455
    Engine FamilyBuick V8
    Body StyleU/K
    DrivetrainRWD
    Application NotesDual Split Rear Behind Rear Tires Exit
    Engine VIN CodeV
  • UniversalNo
    MakeBUICK
    ModelGS 455
    SubmodelBASE
    Beginning Year1972
    Ending Year1972
    Engine TypeV8
    Liter7.5
    CID455
    CC7456
    Engine Size7.5L/455
    Engine FamilyBuick V8
    Body StyleU/K
    DrivetrainRWD
    Application NotesDual Split Rear Behind Rear Tires Exit
    Engine VIN CodeW
  • UniversalNo
    MakeBUICK
    ModelGS 455
    SubmodelGSX
    Beginning Year1970
    Ending Year1970
    Engine TypeV8
    Liter7.5
    CID455
    Engine Size7.5L/455
    Engine FamilyBuick V8
    Body StyleU/K
    DrivetrainRWD
    Application NotesDual Split Rear Behind Rear Tires Exit
  • UniversalNo
    MakeBUICK
    ModelGS
    SubmodelBASE
    Beginning Year1970
    Ending Year1970
    Engine TypeV8
    Liter5.7
    CID350
    Engine Size5.7L/350
    Engine FamilyBuick V8
    Body StyleU/K
    TransmissionAutomatic
    DrivetrainRWD
    Application NotesDual Split Rear Behind Rear Tires Exit
  • UniversalNo
    MakeBUICK
    ModelGS
    SubmodelBASE
    Beginning Year1970
    Ending Year1970
    Engine TypeV8
    Liter5.7
    CID350
    Engine Size5.7L/350
    Engine FamilyBuick V8
    Body StyleU/K
    TransmissionAutomatic
    DrivetrainRWD
    Application NotesDual Split Rear Behind Rear Tires Exit
  • UniversalNo
    MakeBUICK
    ModelGS
    SubmodelBASE
    Beginning Year1970
    Ending Year1970
    Engine TypeV8
    Liter5.7
    CID350
    Engine Size5.7L/350
    Engine FamilyBuick V8
    Body StyleU/K
    TransmissionAutomatic
    DrivetrainRWD
    Application NotesDual Split Rear Behind Rear Tires Exit
  • UniversalNo
    MakeBUICK
    ModelGS
    SubmodelBASE
    Beginning Year1970
    Ending Year1970
    Engine TypeV8
    Liter5.7
    CID350
    Engine Size5.7L/350
    Engine FamilyBuick V8
    Body StyleU/K
    TransmissionManual
    DrivetrainRWD
    Application NotesDual Split Rear Behind Rear Tires Exit
  • UniversalNo
    MakeBUICK
    ModelGS
    SubmodelBASE
    Beginning Year1970
    Ending Year1970
    Engine TypeV8
    Liter5.7
    CID350
    Engine Size5.7L/350
    Engine FamilyBuick V8
    Body StyleU/K
    TransmissionManual
    DrivetrainRWD
    Application NotesDual Split Rear Behind Rear Tires Exit
  • UniversalNo
    MakeBUICK
    ModelGS
    SubmodelBASE
    Beginning Year1970
    Ending Year1970
    Engine TypeV8
    Liter5.7
    CID350
    Engine Size5.7L/350
    Engine FamilyBuick V8
    Body StyleU/K
    TransmissionManual
    DrivetrainRWD
    Application NotesDual Split Rear Behind Rear Tires Exit

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