2003 GMC MagnaFlow Performance Exhaust Parts


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MagnaFlow Performance Exhaust
  • Direct-Fit Exhaust Pipe
  • ; 4 in.; Includes Piping; Exit Style A; Stainless
  • MF Diesel Extension Pipe
  • MagnaFlow Diesel Pipes are available for Cummins, Powerstroke and Duramax applications. Each downpipe, extension pipe, muffler delete and tailpipe is made of 100% stainless steel to ensure durability and mandrel-bent to ensure maximum performance gains. MagnaFlow Diesel pipes deliver reduced exhaust temperatures, a boost in horsepower, torque and throttle response.

Additional Fitment Information:
Vehicle Block CC Engine CID
2003 - GMC Sierra 3500 V - 8 Cyl 8.1L 496

MagnaFlow Performance Exhaust
  • Universal Performance Muffler - 3/3
  • Universal Performance Muffler - 3/3
  • Satin Finish Oval Exhaust Muffler

Additional Fitment Information:
Vehicle Block CC Engine CID
2003 - GMC Sierra 1500 V 5328 8 Cyl 5.3L 325

MagnaFlow Performance Exhaust
  • Universal Performance Muffler - 2.5/2.5
  • Universal Performance Muffler - 2.5/2.5
  • Satin Finish Oval Exhaust Muffler

Additional Fitment Information:
Vehicle Block CC Engine CID
2003 - GMC Sonoma V - 6 Cyl 4.3L 262

MagnaFlow Performance Exhaust
  • HM Grade Direct-Fit Catalytic Converter
  • Heavy Metal Series; Overall L-38.00 in.; O2 Sensor Location Pre/Post Conv.; Not Air Tube Kit Adaptable;Not Legal For Sale Or Use On Vehicles Registered In CA Dual Converters~Y-Pipe Assembly
  • Direct-Fit Catalytic Converter
  • 93000 Series OBDII Compliant Direct Fit Cat Converter
  • Product Attributes:
    • Outlet Gasket Included: Yes
    • Mounting Hardware Included: Yes
    • WARNING CA Proposition 65: No
    • Body Width: 5.500 In.
    • Outlet Attachment Type: Bolt-on
    • Recommended Use: Converter
    • Body Material: Stainless Steel
    • Clamps Included: Yes
    • Heat Shield Included: Yes
    • Exhaust Component Mount Type: Uses Factory Hangers
    • Inlet Type: Bolt-on
    • Air Tube Adaptable: No
    • California Air Resources Board (CARB): No
    • Body Length: 12.000 In.
    • Catalytic Converter Format: Pre-catalytic Converter And Main Catalytic Converter
    • Inlet Connection Type: Bolt-on
    • Inlet Gasket Included: Yes
    • Oxygen Sensor Location: Pre And Post Converter
    • Exhaust Pipe Material: Stainless Steel
    • Outlet Connection Type: Bolt-on
    • Heat Shield Attached: No
    • Overall Length: 41.750 In.
    • Subtitles: Federal / Epa Compliant
    • Inlet Inside Diameter: 2.500 In.
    • Outlet Outside Diameter: 2.500 In.
    • Main Piping Diameter: 2.500 In.
    • Converter Body Size: Oem
    • Catalytic Converter Air Tube Adapter: Not Air Tube Kit Adaptable
    • Core Substrate Material: Ceramic
    • Sensor Port Count: 4
    • Converter Quantity: 2
    • Emission: Non-california (49-state)
    • Inlet Attachment Type: Bolt-on
    • Outlet Type: Bolt-on
  • Features:
    • Stainless Steel Construction
    • Federal Emissions Compliant Designed
    • Meets EPA Requirements
    • Easy Bolt On Installation
  • MagnaFlow specializes in superior catalytic converter and exhaust technology and has spent the past 30+ years earning its reputation as a global market leader. American engineered and manufactured, MagnaFlow Catalytic Converters combine efficient industrial design to produce a product that exceeds, rather than meets, the highest standards of product performance and efficiency in the industry. MagnaFlow uses both Ceramic and Metallic substrates with different combinations of cell density and wall thickness to meet vehicle specific requirements. MagnaFlow Universal Catalytic Converters form the basic building blocks for a comprehensive line of direct-fit applications. The main benefit of the universal catalytic converter is that one unit may cover a wide variety of vehicle makes and models. Installing universal converters often requires the use of welding, cutting and tube bending equipment that is readily available to most professional installers.

This Part Fits the Following OEM/Substitute Numbers:
10395212, 15052911, 15076459, 15079086, 15127418, 15127419, 15246489, 15756278, 15756279, 15782486, 15976459, 25824121

Additional Fitment Information:
Vehicle Block CC Position Engine Sub Model CID
2003 - GMC Sierra 1500 V - Front 8 Cyl 4.8L Base 294

MagnaFlow Performance Exhaust
  • 2.25 in. Tubing; 2.25 in. Inlet/Outlet; Overall L-13.00 in.; W-4.375 in.; Conv L-13 in.; Not Air Tube Kit Adaptable;Not Legal For Sale Or Use On Vehicles Registered In CA Cutting And Welding Required During Installation
  • Heavy Metal Series Catalytic Converter

Additional Fitment Information:
Vehicle Block CC Engine CID
2003 - GMC Sonoma L 2190 4 Cyl 2.2L 134

MagnaFlow Performance Exhaust
  • Heavy Metal Series; Overall L-38.00 in.; O2 Sensor Location Pre/Post Conv.; Not Air Tube Kit Adaptable;Not Legal For Sale Or Use On Vehicles Registered In CA Dual Converters~Y-Pipe Assembly
  • 93000 Series OBDII Compliant Direct Fit Cat Converter

Additional Fitment Information:
Vehicle Block CC Position Engine Sub Model CID
2003 - GMC Sierra 1500 V - Front 6 Cyl 4.3L SLE 262

MagnaFlow Performance Exhaust
  • Single Passenger Side Rear Exit
  • Street Series Stainless Cat-Back System
  • Street Series Stainless Cat-Back System

Additional Fitment Information:
Vehicle Block CC Fuel Type Engine Bed Length Body CID
2003 - GMC Sierra 2500 HD V 5967 GAS 8 Cyl 6.0L 78.0 Crew Cab Pickup 364

MagnaFlow Performance Exhaust
  • Universal Performance Muffler - 3/3
  • Universal Performance Muffler - 3/3
  • Satin Finish Round Exhaust Muffler

Additional Fitment Information:
Vehicle Block CC Engine CID
2003 - GMC Sierra 1500 V - 8 Cyl 4.8L 294

MagnaFlow Performance Exhaust
  • Dual Same Side Before Passenger Rear Tire Exit
  • Street Series Stainless Cat-Back System
  • Street Series Stainless Cat-Back System

Additional Fitment Information:
Vehicle Block CC Fuel Type Engine Bed Length Body CID
2003 - GMC Sierra 1500 V 5328 GAS 8 Cyl 5.3L 78.0 Extended Cab Pickup 325

MagnaFlow Performance Exhaust
  • Single Passenger Side Rear Exit
  • Street Series Stainless Cat-Back System
  • Street Series Stainless Cat-Back System

Additional Fitment Information:
Vehicle Block CC Engine CID
2003 - GMC Yukon XL 2500 V 5967 8 Cyl 6.0L 364
Showing 1 - 10 of 76 products

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