2003 GMC Sierra 2500 HD Exhaust System Kit Parts

Choose your Submodel for your 2003 GMC Sierra 2500 HD


Showing 1 - 10 of 38 products
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MBRP Exhaust
  • 4 in.; Includes 4 in. Front Pipe/Ext. Pipes/Muffler/Tailpipe/Hardware; No Tip Incl.; Single Side Exit; Off Road; Aluminized;Not To Be Sold In California
  • Armor Lite Cat Back Exhaust System; 4 in.; Includes 4 in. Front Pipe/Ext. Pipes/Muffler/Tailpipe/Hardware; No Tip Incl.; Single Side Exit; Off Road; Aluminized;
  • Armor Lite Cat Back Exhaust System
  • Product Attributes:
    • WARNING CA Proposition 65: No
  • Features:
    • Included For Vehicles Not Equipped With A Catalytic Converter
    • Delivers A Rich mellow Exhaust Note
    • Installs With Common Hand Tools
    • Can Improve Fuel Economy By 1-2 MPG
    • Boosts Torque And Horsepower
    • Built To Perform
    • Minimize Back Pressure
    • Improved Throttle Response
    • 2 Year Warranty
  • THE BEST BANG FOR YOUR BUCK - ARMOR LITE Series exhaust systems are a value option with the same fitment, performance and sound as the premium products from MBRP. Heavy-gauge Aluminized Steel tubing helps to resist dings and dents caused by debris under your vehicle. This material can be a great choice for you if you live in a dry climate that doesn't see much precipitation, or if you're looking for great sound on a budget. All of the tubing is mandrel bent for maximum exhaust flow. Mandrel bending ensures no rippling in the bends. The end result is that it gives you more fresh air inside your engine's cylinders, allowing it to produce more power and improve vehicle performance and longevity. Part numbers ending in P and PLM carry a 1-year warranty. MBRP, Stand out from the crowd with a performance exhaust system that sounds great.

Additional Fitment Information:
Vehicle Block CC Engine Bed Length Sub Model Body CID
2003 - GMC Sierra 2500 HD V 6599 8 Cyl 6.6L 78.0 SLE Crew Cab Pickup 403

Magnaflow
  • Single Passenger Side Rear Exit
  • Street Series Stainless Cat-Back System
  • Street Series Stainless Cat-Back System
  • Product Attributes:
    • Main Piping Diameter: 4
    • Muffler Type: Straight-through
    • Tip Diameter: 4
    • Muffler Finish: Satin
    • Tip Finish: Polished
    • Tip Shape: Round
    • Exit Style: Single Passenger Side Rear
    • Tip Type: Welded;single Wall;angle Cut;rolled Edge
    • Inlet Connection Type: Clamp-on
    • Subtitle: Cat-back

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
  • Dual Split Rear Exit
  • Street Series Stainless Cat-Back System
  • Street Series Stainless Cat-Back System
  • Product Attributes:
    • Main Piping Diameter: 3
    • Muffler Type: Straight-through
    • Tip Diameter: 3.5
    • Muffler Finish: Satin
    • Tip Finish: Polished
    • Tip Shape: Round
    • Exit Style: Dual Split Rear
    • Tip Length: 18
    • Tip Type: Clamp-on;single Wall;angle Cut;rolled Edge
    • Inlet Connection Type: Clamp-on
    • Subtitle: Cat-back

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

MBRP Exhaust
  • 4 in.; w/o Muffler; Single Side Exit; 409 Stainless Steel;Meets EPA Standards
  • Armor Plus Downpipe Back Exhaust System; 4 in.; w/o Muffler; Single Side Exit; 409 Stainless Steel;
  • Armor Plus Downpipe Back Exhaust System
  • Product Attributes:
    • Exhaust Type: Down Pipe-back
    • Exit Position: Single Side
    • Tip Diameter: No Tip
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Warning: This Product Can Expose You To Chemicals Including Nickel (metallic) And Chromium (hexavalent Compounds) Which Are Known To The State Of California To Cause Cancer And Birth Defects; Or Other Reproductive Harm
  • Features:
    • Downpipe Back Exhaust System
  • RELIABILITY AND DURABILITY - ARMOR PLUS Series exhaust systems are crafted from corrosion-resistant T409 Stainless Steel - a value-oriented material designed to protect from penetrating rust and will stand up to almost anything you can throw at it.T409 Stainless Steel tubing is easy to clean. If you don't find yourself faced with lots of precipitation and salt, this is all you're ever going to need. All of the tubing is mandrel bent for maximum exhaust flow. Mandrel bending ensures no rippling in the bends. The end result is that it gives you more fresh air inside your engine's cylinders, allowing it to produce more power and improve vehicle performance and longevity. Its important to note that T409 Stainless Steel is resistant to penetrating rust but winter conditions, heavy salt air, and road treatments might accelerate the corrosion process, these conditions are not covered by MBRPs manufacturer warranty unless the part or system fails completely. When it comes to a performance exhaust system, choose the MBRP ARMOR PLUS Series for a reliable option backed with a 5-Year Warranty on Part Numbers ending in SLM. MBRP, Stand out from the crowd with a performance exhaust system that sounds great.

Additional Fitment Information:
Vehicle Block CC Engine Bed Length Sub Model Body CID
2003 - GMC Sierra 2500 HD V 6599 8 Cyl 6.6L 96.0 SLE Crew Cab Pickup 403

MBRP Exhaust
  • 4 in.; w/o Muffler; Single Side Exit; Aluminized Steel;Meets EPA Standards
  • Armor Lite Downpipe Back Exhaust System; 4 in.; w/o Muffler; Single Side Exit; Aluminized Steel;
  • Armor Lite Downpipe Back Exhaust System
  • Product Attributes:
    • Exhaust Type: Down Pipe-back
    • Exit Position: Single Side
    • Tip Diameter: No Tip
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Warning: This Product Can Expose You To Chemicals Including Nickel (metallic) And Chromium (hexavalent Compounds) Which Are Known To The State Of California To Cause Cancer And Birth Defects; Or Other Reproductive Harm
  • Features:
    • Downpipe Back Exhaust System
  • THE BEST BANG FOR YOUR BUCK - ARMOR LITE Series exhaust systems are a value option with the same fitment, performance and sound as the premium products from MBRP. Heavy-gauge Aluminized Steel tubing helps to resist dings and dents caused by debris under your vehicle. This material can be a great choice for you if you live in a dry climate that doesn't see much precipitation, or if you're looking for great sound on a budget. All of the tubing is mandrel bent for maximum exhaust flow. Mandrel bending ensures no rippling in the bends. The end result is that it gives you more fresh air inside your engine's cylinders, allowing it to produce more power and improve vehicle performance and longevity. Part numbers ending in P and PLM carry a 1-year warranty. MBRP, Stand out from the crowd with a performance exhaust system that sounds great.

Additional Fitment Information:
Vehicle Block CC Engine Bed Length Sub Model Body CID
2003 - GMC Sierra 2500 HD V 6599 8 Cyl 6.6L 96.0 SLE Crew Cab Pickup 403

MBRP Exhaust
  • 5 in. Diameter; Single Side Exit;Tip Not Included; Aluminized Steel;Meets EPA Standards
  • Downpipe Back Exhaust System; 5 in. Diameter; Single Side Exit;Tip Not Included; Aluminized Steel;
  • Downpipe Back Exhaust System
  • Product Attributes:
    • Exhaust Type: Down Pipe-back
    • Exit Position: Single Side
    • Tip Diameter: No Tip
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Warning: This Product Can Expose You To Chemicals Including Nickel (metallic) And Chromium (hexavalent Compounds) Which Are Known To The State Of California To Cause Cancer And Birth Defects; Or Other Reproductive Harm
  • Features:
    • Downpipe Back Exhaust System
  • THE BEST BANG FOR YOUR BUCK - ARMOR LITE Series exhaust systems are a value option with the same fitment, performance and sound as the premium products from MBRP. Heavy-gauge Aluminized Steel tubing helps to resist dings and dents caused by debris under your vehicle. This material can be a great choice for you if you live in a dry climate that doesn't see much precipitation, or if you're looking for great sound on a budget. All of the tubing is mandrel bent for maximum exhaust flow. Mandrel bending ensures no rippling in the bends. The end result is that it gives you more fresh air inside your engine's cylinders, allowing it to produce more power and improve vehicle performance and longevity. Part numbers ending in P and PLM carry a 1-year warranty. MBRP, Stand out from the crowd with a performance exhaust system that sounds great.

Additional Fitment Information:
Vehicle Block CC Engine Bed Length Sub Model Body CID
2003 - GMC Sierra 2500 HD V 6599 8 Cyl 6.6L 96.0 SLE Crew Cab Pickup 403

MBRP Exhaust
  • 4 in.; Includes 4 in. Front Pipe/Ext. Pipes/Muffler Delete Pipe/Tailpipe/Hardware; No Tip; Single Side Exit; Off Road; Aluminized;Not To Be Sold In California
  • Armor Lite Cat Back Exhaust System; 4 in.; Includes 4 in. Front Pipe/Ext. Pipes/Muffler Delete Pipe/Tailpipe/Hardware; No Tip; Single Side Exit; Off Road; Aluminized;
  • Armor Lite Cat Back Exhaust System
  • Product Attributes:
    • WARNING CA Proposition 65: No
  • Features:
    • Included For Vehicles Not Equipped With A Catalytic Converter
    • Delivers A Rich mellow Exhaust Note
    • Installs With Common Hand Tools
    • Can Improve Fuel Economy By 1-2 MPG
    • Boosts Torque And Horsepower
    • Built To Perform
    • Minimize Back Pressure
    • Improved Throttle Response
    • 2 Year Warranty
  • THE BEST BANG FOR YOUR BUCK - ARMOR LITE Series exhaust systems are a value option with the same fitment, performance and sound as the premium products from MBRP. Heavy-gauge Aluminized Steel tubing helps to resist dings and dents caused by debris under your vehicle. This material can be a great choice for you if you live in a dry climate that doesn't see much precipitation, or if you're looking for great sound on a budget. All of the tubing is mandrel bent for maximum exhaust flow. Mandrel bending ensures no rippling in the bends. The end result is that it gives you more fresh air inside your engine's cylinders, allowing it to produce more power and improve vehicle performance and longevity. Part numbers ending in P and PLM carry a 1-year warranty. MBRP, Stand out from the crowd with a performance exhaust system that sounds great.

Additional Fitment Information:
Vehicle Block CC Engine Bed Length Sub Model Body CID
2003 - GMC Sierra 2500 HD V 6599 8 Cyl 6.6L 78.0 SLE Crew Cab Pickup 403

MBRP Exhaust
  • 4 in.; Includes 4 in. Front Pipe/Ext. Pipes/Muffler/Tailpipe/Hardware/5 in. OD Tip; Single Side Exit; T304 Stainless Steel;Not To Be Sold In California
  • Armor Pro Cat Back Exhaust System; 4 in.; Includes 4 in. Front Pipe/Ext. Pipes/Muffler/Tailpipe/Hardware/5 in. OD Tip; Single Side Exit; T304 Stainless Steel;
  • Armor Pro Cat Back Exhaust System
  • Product Attributes:
    • Exhaust Type: Cat-back
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Warning: This Product Can Expose You To Chemicals Including Nickel (metallic) And Chromium (hexavalent Compounds) Which Are Known To The State Of California To Cause Cancer And Birth Defects; Or Other Reproductive Harm
  • Features:
    • Included For Vehicles Not Equipped With A Catalytic Converter
    • Delivers A Rich mellow Exhaust Note
    • Precision Designed
    • Extensively Dyno Tested
    • Get The Most From Your MBRP Cat Back System
    • Get The Most From Your Stock Factory System
    • Lifetime Warranty
  • THE ONLY EXHAUST YOU'LL EVER NEED - MBRP ARMOR PRO Series exhaust systems are backed by a Lifetime Warranty and crafted out of T304Stainless Steel - the most durable material grade that money can buy. The T304 Stainless Steel tubing is easy to clean and maintain. It's the obvious choice for you if you operate your vehicle in extreme conditions. All of the tubing is mandrel bent for maximum exhaust flow. Mandrel bending ensures no rippling in the bends. The end result is that it gives you more fresh air inside your engine's cylinders, allowing it to produce more power and improve vehicle performance and longevity. MBRP, Stand out from the crowd with a performance exhaust system that sounds great.

Additional Fitment Information:
Vehicle Block CC Engine Bed Length Sub Model Body CID
2003 - GMC Sierra 2500 HD V 6599 8 Cyl 6.6L 78.0 SLE Crew Cab Pickup 403

MBRP Exhaust
  • 4 in.; Includes Front Pipe/Ext. Pipes/Muffler/Tailpipe/Hardware/5 in. OD Tip; Single Side Exit; 409 Stainless Steel;Not To Be Sold In California
  • Armor Plus Cat Back Exhaust System; 4 in.; Includes Front Pipe/Ext. Pipes/Muffler/Tailpipe/Hardware/5 in. OD Tip; Single Side Exit; 409 Stainless Steel;
  • Armor Plus Cat Back Exhaust System
  • Product Attributes:
    • Exhaust Type: Cat-back
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Warning: This Product Can Expose You To Chemicals Including Nickel (metallic) And Chromium (hexavalent Compounds) Which Are Known To The State Of California To Cause Cancer And Birth Defects; Or Other Reproductive Harm
  • Features:
    • Included For Vehicles Not Equipped With A Catalytic Converter
    • Delivers A Rich mellow Exhaust Note
    • Installs With Common Hand Tools
    • Can Improve Fuel Economy By 1-2 MPG
    • Boosts Torque And Horsepower
    • Rugged And Dependable
    • Stands Up To The Harshest Road Conditions
    • Bolt On Design
    • Limited Lifetime Warranty
  • RELIABILITY BACKED FOR A LIFETIME - ARMOR PLUS Series exhaust systems are crafted from corrosion-resistant T409 Stainless Steel - a value-oriented material designed to protect from penetrating rust and will stand up to almost anything you can throw at it.T409 Stainless Steel tubing is easy to clean. If you're looking for a performance exhaust system with a Lifetime Warranty, this is probably the one for you. If you don't find yourself faced with lots of precipitation and salt, this is all you're ever going to need. All of the tubing is mandrel bent for maximum exhaust flow. Mandrel bending ensures no rippling in the bends. The end result is that it gives you more fresh air inside your engine's cylinders, allowing it to produce more power and improve vehicle performance and longevity. Its important to note that T409 Stainless Steel is resistant to penetrating rust but winter conditions, heavy salt air, and road treatments might accelerate the corrosion process, these conditions are not covered by MBRPs manufacturer warranty unless the part or system fails completely. When it comes to a performance exhaust system, choose the MBRP ARMOR PLUS Series for a reliable option backed for a lifetime. MBRP, Stand out from the crowd with a performance exhaust system that sounds great.

Additional Fitment Information:
Vehicle Block CC Engine Bed Length Sub Model Body CID
2003 - GMC Sierra 2500 HD V 6599 8 Cyl 6.6L 78.0 SLE Crew Cab Pickup 403

MBRP Exhaust
  • 4 in.; Includes Slip Joint/Ext. Pipes/Muffler/Tailpipe/Hardware/5 in. OD Tip; Single Side Exit; Aluminized;Meets EPA Standards
  • Armor Lite Cat Back Exhaust System; 4 in.; Includes Slip Joint/Ext. Pipes/Muffler/Tailpipe/Hardware/5 in. OD Tip; Single Side Exit; Aluminized;
  • Armor Lite Cat Back Exhaust System
  • Product Attributes:
    • Exhaust Type:
      • Cat-back
      • Single
    • Muffler Type: Straight-through
    • Exit Position: Single Side
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Warning: This Product Can Expose You To Chemicals Including Nickel (metallic) And Chromium (hexavalent Compounds) Which Are Known To The State Of California To Cause Cancer And Birth Defects; Or Other Reproductive Harm
    • Exit Style: Straight
  • Features:
    • Improved Torque And Horsepower
    • Lower Exhaust Gas Temperatures
    • Bolt On Design
    • Utilizes OEM Hangers
    • 3 Year Warranty
  • THE BEST BANG FOR YOUR BUCK - ARMOR LITE Series exhaust systems are a value option with the same fitment, performance and sound as the premium products from MBRP. Heavy-gauge Aluminized Steel tubing helps to resist dings and dents caused by debris under your vehicle. This material can be a great choice for you if you live in a dry climate that doesn't see much precipitation, or if you're looking for great sound on a budget. All of the tubing is mandrel bent for maximum exhaust flow. Mandrel bending ensures no rippling in the bends. The end result is that it gives you more fresh air inside your engine's cylinders, allowing it to produce more power and improve vehicle performance and longevity. MBRP, Stand out from the crowd with a performance exhaust system that sounds great.

Additional Fitment Information:
Vehicle Block CC Engine Bed Length Sub Model Body CID
2003 - GMC Sierra 2500 HD V 6599 8 Cyl 6.6L 96.0 SLE Crew Cab Pickup 403
Showing 1 - 10 of 38 products

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