1999 GMC Sierra Exhaust Systems

GMC Sierra Exhaust - 1999
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4.3L
4.8L
5.3L
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  • Eastern Catalytic® - ECO II Direct Fit Y-Pipe Catalytic Converter Assembly
    Eastern Catalytic®ECO II Direct Fit Y-Pipe Catalytic Converter Assembly
    0
    # 3804042025
    GMC Sierra 4.3L / 4.8L / 5.3L 1999, ECO II Y-Pipe Catalytic Converter Assembly by Eastern Catalytic®. Converter Configuration: Direct Fit. Location: Undercar. With 4 O2 Sensor Ports. Catalytic Converter Overall Length: 46". If you need...
    $388.57
  • BBK® - CNC Series™ Steel Long Tube Exhaust Headers
    BBK®CNC Series™ Steel Long Tube Exhaust Headers
    0
    # 4346196885
    GMC Sierra 1999, CNC Series™ Steel Long Tube Exhaust Headers by BBK®. Primary Tubing Diameter: 1.75". Header Style: Long Tube. Gain 30 plus dyno-proven horsepower just by bolting on a set of BBK long tube, full length headers. These...
    Dyno Testing Results Show a Typical Increase of 30 HorsepowerCNC Mandrel Bent Tubes to Ensure Consistent Diameter throughout the Tubes
    $799.99 - $849.99
  • Flowmaster® - Super 50 Series Delta Flow™ Oval Performance (SUV) Black Exhaust Muffler
    Flowmaster®Super 50 Series Delta Flow™ Oval Performance (SUV) Black Exhaust Muffler
    1
    # 4398062056
    GMC Sierra 1500 1999, Super 50 Series Delta Flow™ Oval Performance (SUV) Black Exhaust Muffler by Flowmaster®. Without Hangers. Muffler Inlet Diameter: 3". Muffler Outlet Diameter: 3". Muffler Body Length: 17". Muffler Overall Length:...
    $184.95 - $204.95
  • BRExhaust® - Exhaust Muffler
    BRExhaust®Exhaust Muffler
    0
    # 3415877167
    GMC Sierra 1999, Exhaust Muffler by BRExhaust®. This product is constructed by one of the leading OE suppliers to provide OE-style performance and maintain a factory-like sound. The direct-fit configuration allows for easy, bolt-on...
    Aluminized steel construction for maximum durabilityOne Piece interior to end cap construction to reduce flex and stand up to vehicle vibration
    $49.30 - $189.91
  • DynoMax® - Ultra Flo™ Polished Stainless Steel Silver Exhaust Muffler
    DynoMax®Ultra Flo™ Polished Stainless Steel Silver Exhaust Muffler
    1
    # 18222630
    GMC Sierra 1999, Ultra Flo™ Polished Stainless Steel Silver Exhaust Muffler by DynoMax®. Muffler Inlet Diameter: 3". Muffler Sound: Moderate. This muffler packs straight-through design for unrestricted exhaust flow and a dyno-proven...
    $106.70 - $107.82
  • DynoMax® - Ultra Flo™ Welded Stainless Steel Gray Exhaust Muffler
    DynoMax®Ultra Flo™ Welded Stainless Steel Gray Exhaust Muffler
    0
    # 18223285
    GMC Sierra 1999, Ultra Flo™ Welded Stainless Steel Gray Exhaust Muffler by DynoMax®. Muffler Inlet Diameter: 3". Muffler Body Length: 14". Muffler Overall Length: 19". Muffler Sound: Moderate. This muffler features straight-through...
    $73.30 - $117.41
  • Kooks® - Stage 8 Locking Exhaust Header Bolt Kit
    Kooks®Stage 8 Locking Exhaust Header Bolt Kit
    0
    # mpn5051728808
    GMC Sierra 1500 1999, Stage 8 Locking Exhaust Header Bolt Kit by Kooks®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this product...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $54.00
  • Stage 8® - Steel Nickel plated Header Locking Bolt Kit
    Stage 8®Steel Nickel plated Header Locking Bolt Kit
    0
    # 1582499742
    GMC Sierra 4.8L / 5.3L / 6.0L 1999, Steel Nickel plated Header Locking Bolt Kit by Stage 8®. Stage 8 locking fastener solutions are fail-safe when used and installed as directed. They are removable and reusable and can be visually...
    Thoughtfully designed for the highest efficiency and safetyWill provide more breakaway torque than any other locking system
    $75.82
  • AP Exhaust® - 608 Series Universal Fit Oval Body Catalytic Converter
    AP Exhaust®608 Series Universal Fit Oval Body Catalytic Converter
    0
    # 81397933
    GMC Sierra 1999, 608 Series Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without Air Tube. With 1 Passenger Side O2 Sensor Port. Catalytic Inlet Diameter: 2.5"....
    $178.96
  • CATCO® - Select Plus Tech Series OBDII Universal Fit Round Body Catalytic Converter
    CATCO®Select Plus Tech Series OBDII Universal Fit Round Body Catalytic Converter
    0
    # 3803960008
    GMC Sierra 4.3L / 4.8L / 5.3L without Flat Spot in Middle Pipe and with California Emission / Federal Emission, Dual Converters 1999, Select Plus Tech Series OBDII Catalytic Converter by CATCO®. Converter Configuration: Universal Fit....
    $644.78
  • Eastern Catalytic® - ECO II Universal Fit Oval Body Catalytic Converter
    Eastern Catalytic®ECO II Universal Fit Oval Body Catalytic Converter
    0
    # 3804081990
    GMC Sierra 4.3L / 4.8L / 5.3L 1999, ECO II Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Location: Undercar. Catalytic Converter Body Shape: Oval. Without Air Tube. Without O2 Sensor Port. Catalytic...
    $151.39
  • Corsa® - Sport™ 304 SS Cat-Back Exhaust System with Dual Side Exit
    Corsa®Sport™ 304 SS Cat-Back Exhaust System with Dual Side Exit
    0
    # 5883934408
    GMC Sierra Regular Cab 4.8L / 5.3L 1999, Sport™ 304 SS Cat-Back Exhaust System with Dual Side Exit by Corsa®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: 304 SS. Main Tubing Diameter: 3". Exhaust System Sound: Aggressive /...
    $1,267.99 - $1,313.99
  • Corsa® - Sport™ Stainless Steel Cat-Back Exhaust System with Single Side Exit
    Corsa®Sport™ Stainless Steel Cat-Back Exhaust System with Single Side Exit
    0
    # 5883896386
    GMC Sierra Regular Cab 4.8L / 5.3L 1999, Sport™ Stainless Steel Cat-Back Exhaust System with Single Side Exit by Corsa®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. Main Tubing Diameter: 3". Exhaust System...
    $915.99
  • Eastern Catalytic® - ECO GM Stainless Steel Exhaust Manifold with Integrated Catalytic Converter
    Eastern Catalytic®ECO GM Stainless Steel Exhaust Manifold with Integrated Catalytic Converter
    0
    # 4861178737
    GMC Sierra 1999, ECO GM Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by Eastern Catalytic®. If you need to replace your failed or damaged manifold, this product is the right choice. Designed specifically for your...
    Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor
    $453.19
  • Hedman Hedders® - Standard Duty Mild Steel Short Tube Exhaust Headers
    Hedman Hedders®Standard Duty Mild Steel Short Tube Exhaust Headers
    0
    # 4908669218
    GMC Sierra with Air Conditioning, Power Steering 1999, Standard Duty Mild Steel Short Tube Exhaust Headers by Hedman Hedders®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: Stock. Color: Silver. Header Style: Short Tube....
    Made of High Quality 304 SSBuilt to Last
    $467.82 - $876.05
  • Stainless Works® - Stainless Steel Long Tube High Flow Catted Exhaust Header Assembly with Factory Connect Y-Pipe
    Stainless Works®Stainless Steel Long Tube High Flow Catted Exhaust Header Assembly with Factory Connect Y-Pipe
    0
    # 4346201892
    GMC Sierra 1500 4.8L / 5.3L with LS Engine 1999, Stainless Steel Long Tube High Flow Catted Exhaust Header Assembly with Factory Connect Y-Pipe by Stainless Works®. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 2.5". Color:...
    304 Stainless steel constructionTIG-welded
    $2,290.45
  • Dorman® - Exhaust Flange Stud and Nut Kit
    Dorman®Exhaust Flange Stud and Nut Kit
    0
    # 4397595754
    GMC Sierra 1999, Exhaust Flange Stud and Nut Kit by Dorman®. Position: Front. Dorman’s Exhaust Flange Stud & Nut provides you with the proper flange stud and nut for replacing your manifold. Save time and energy by having the right...
    Direct replacement for a proper fit every timeThe finest quality at a great price
    $10.08 - $15.66
  • Walker® - Aluminized Steel Exhaust Tailpipe
    Walker®Aluminized Steel Exhaust Tailpipe
    0
    # 1199924831
    GMC Sierra 1999, Aluminized Steel Exhaust Tailpipe by Walker®. If you want exhaust piping that delivers precise OE-style fit, appearance, and reliability, this part is your number one choice. Every pipe is vehicle-specific and is...
    Designed to directly replace the factory partMade with precision benders and fixture checked
    $43.04 - $70.25
  • Walker® - Aluminized Steel Exhaust Intermediate Pipe
    Walker®Aluminized Steel Exhaust Intermediate Pipe
    0
    # 1199924819
    GMC Sierra 1999, Aluminized Steel Exhaust Intermediate Pipe by Walker®. With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything needed to do the complete exhaust job....
    Made of high quality aluminized steelCorrosion resistant
    $41.02 - $48.49
  • Walker® - Exhaust Pipe Flange Gasket
    Walker®Exhaust Pipe Flange Gasket
    1
    # 1199924846
    GMC Sierra 1999, Exhaust Pipe Flange Gasket by Walker®. With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything needed to do the complete exhaust job. When you choose...
    Makes installation quick and easyOptimal OE-style fit and quality
    $10.92 - $16.22
  • ACDelco® - Genuine GM Parts™ Exhaust Manifold Gasket
    ACDelco®Genuine GM Parts™ Exhaust Manifold Gasket
    0
    # mpn888405507
    GMC Sierra 4.8L / 5.3L / 6.0L 1999, Genuine GM Parts™ Exhaust Manifold Gasket by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for...
    Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
    $19.73
  • Walker® - Aluminized Steel Exhaust Front Pipe
    Walker®Aluminized Steel Exhaust Front Pipe
    0
    # 505706087
    GMC Sierra 143.5" Wheelbase 6.0L 1999, Aluminized Steel Exhaust Front Pipe by Walker®. With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything needed to do the complete...
    Made of high quality aluminized steelCorrosion resistant
    $104.74
  • Fel-Pro® - Exhaust Manifold Gasket Set
    Fel-Pro®Exhaust Manifold Gasket Set
    0
    # 1200456700
    GMC Sierra 1999, Exhaust Manifold Gasket Set by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the gaskets...
    Ensures reliable sealing performanceMade using advanced technologies and molded rubber chemistry
    $12.90 - $33.11
  • Fel-Pro® - Exhaust Pipe Flange Gasket
    Fel-Pro®Exhaust Pipe Flange Gasket
    0
    # 1199900657
    GMC Sierra 1999, Exhaust Pipe Flange Gasket by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the gaskets meet...
    Direct OEM replacement for a proper fitEnsures reliable sealing performance
    $4.71 - $6.51
  • Mahle® - Exhaust Pipe Flange Gasket
    Mahle®Exhaust Pipe Flange Gasket
    0
    # 5658498570
    GMC Sierra 1999, Exhaust Pipe Flange Gasket by Mahle®. Location: Exhaust Manifold to Pipe. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in...
    High quality at an affordable priceExpertly made from premium materials
    $5.46 - $6.16
  • Remflex® - Exhaust Header Gaskets
    Remflex®Exhaust Header Gaskets
    0
    # 1200476862
    GMC Sierra 4.8L / 5.3L / 6.0L 1999, Exhaust Header Gaskets by Remflex®. Remflex's unique flexible graphite material has been proven for more than 30 years in industrial applications. Whether you have an old pick-up that needs a manifold...
    Designed to crush 50%This allows them to fill gaps in the flange surface up to 1/16"
    $31.83
  • BRExhaust® - Exhaust Front Pipe
    BRExhaust®Exhaust Front Pipe
    0
    # 3521389271
    GMC Sierra 143.5" Wheelbase 6.0L without Heavy Duty Package 1999, Exhaust Front Pipe by BRExhaust®. Position: Passenger Side. This pipe is engineered to meet OE specs to ensure precise, factory-like fit, performance, and reliability....
    High-quality construction for durabilityPrecision-manufactured for easy fitment
    $135.74
  • BRExhaust® - Exhaust Pipe Flange Gasket
    BRExhaust®Exhaust Pipe Flange Gasket
    0
    # mpn1028510
    GMC Sierra 4.3L / 4.8L / 5.3L with Y-Pipe Converter Assembly 1999, Exhaust Pipe Flange Gasket by BRExhaust®. Location: Driver Side Converter Inlet. BRExhaust has a vast selection of all necessary accessories and hardware to help you...
    Constructed for a hassle-free exhaust repairEnsures a precise fit
    $11.44
  • DynoMax® - Intermediate Pipe
    DynoMax®Intermediate Pipe
    0
    # 1199900671
    GMC Sierra 1999, Intermediate Pipe by DynoMax®. With their great selection of exhaust pipes and accessories, DynoMax will provide you with everything necessary to complete the exhaust job. Every component is manufactured from quality...
    Designed to ensure unrestricted exhaust flowDirect fit – no modifications needed to install
    $94.91 - $133.40
  • Mahle® - Exhaust Manifold Gasket Set
    Mahle®Exhaust Manifold Gasket Set
    0
    # mpn4890264160
    GMC Sierra 4.3L 1999, Exhaust Manifold Gasket Set by Mahle®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs...
    High quality at an affordable priceExpertly made from premium materials
    $14.69




1999 GMC Sierra Exhaust Reviews

6 reviews
Was a bit hesitant on buying this but was well worth it, it delivered on time and fit perfectly it also gives my old truck a nasty growl. I definitely recommend this item.
Posted by Robert (Monroe, WI) / November 20, 20222000 Dodge Dakota
1999 GMC Sierra Models
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