1999 GMC Topkick Exhaust Parts
Select Your Submodel
-
Dorman®Exhaust Manifold Hardware KitGMC Topkick 7.4L 1999, Exhaust Manifold Hardware Kit by Dorman®. Dorman manifold bolt and spring kits are just what you need to secure the front flange. Dorman offers products like fasteners and solutions to keep your vehicle running...Direct replacement for a proper fitBuilt to Last$15.73 - AP Exhaust®Heavy Duty Universal Fit Oval Body Catalytic ConverterGMC Topkick 7.4L 1999, Heavy Duty Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Position: Front. Catalytic Converter Body Shape: Oval. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter:...$225.86
- AP Exhaust®Stainless Steel Direct Fit Exhaust Manifold with Integrated Catalytic ConverterGMC Topkick 7.4L 1999, Stainless Steel Direct Fit Exhaust Manifold with Integrated Catalytic Converter by AP Exhaust®. Position: Front. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique...5-year / 50,000-mile warranty on converterSpecifically engineered for Manifold Converter equipped vehicles$555.93
- Dorman HD Solutions®Cast Iron Natural Exhaust ManifoldGMC Topkick 7.4L 1999, Natural Cast Iron Exhaust Manifold by Dorman HD Solutions®. Color: Natural. Header Coating: Uncoated. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art...High Quality tubular construction protects against warping and/or crackingLeak-resistant for long-lasting performance$520.29
- AP Exhaust®MSL Maximum Aluminized Steel Oval Direct-Fit Exhaust Muffler with Inlet/Outlet NeckGMC Topkick 7.4L 1999, MSL Maximum Aluminized Steel Oval Direct-Fit Exhaust Muffler with Inlet/Outlet Neck by AP Exhaust®. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.75". Muffler Body Length: 22". Muffler Overall Length:...Designed for a quiet ride100% aluminized components for longer life$62.21
- Davico®Center Exhaust Muffler AssemblyGMC Topkick 7.4L 1999, Center Exhaust Muffler Assembly by Davico®. 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...High quality at an affordable priceExpertly made from premium materials$64.95
- AP Exhaust®608 Series Universal Fit Catalytic ConverterGMC Topkick 7.4L 1999, 608 Series Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Without Air Tube. Three-Way No / Air OBDII by designed US-EPA Compliant catalytic converters are efficient at the oxidation of...$158.08 - $181.41
- AP Exhaust®Direct Fit Catalytic Converter and Pipe AssemblyGMC Topkick 7.4L 1999, Catalytic Converter and Pipe Assembly by AP Exhaust®. Converter Configuration: Direct Fit. Without Air Tube. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature...$467.34 - $583.50
- Walker®Heavy Duty Curved Exhaust StackHeavy Duty Curved Exhaust Stack 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 Walker...Makes installation quick and easyOptimal OE-style fit and quality$33.65 - $194.66
- Jones Exhaust®Steel 3-Bolt Flange Truck Full Boar Chrome Exhaust Stacks (3" Inlet, 3" Outlet, 50" Height)Steel 3-Bolt Flange Truck Full Boar Chrome Exhaust Stacks by Jones Exhaust®. Stack Inlet Diameter: 3". Stack Outlet Diameter: 3". Stack Height: 50". These stacks measure 50" long and feature a 3-bolt flanged connection. Kit includes...High quality at an affordable priceExpertly made from premium materials$378.39
- MBRP®Aluminized Steel T-Pipe KitAluminized Steel T-Pipe Kit by MBRP®. MBRP's exhaust systems deliver increased performance, improve fuel economy and they will stand up to the toughest conditions - on and off the road with their rugged nature that is no accident. Thick...Made of High Quality MaterialsUp to 18 HP and 28 ft/lb more Torque$389.99 - $549.99
- PAI®Exhaust Manifold GasketsGMC Topkick 7.2L 1999, Exhaust Manifold Gaskets by PAI®. 6 Pieces. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....2 Years WarrantyPerfect blend of leading innovations and superior workmanship$6.38
- Fel-Pro®Exhaust Manifold Gasket SetGMC Topkick 7.4L 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...Ensures reliable sealing performanceMade using advanced technologies and molded rubber chemistry$13.96 - $27.50
- Mahle®Exhaust Manifold Gasket SetGMC Topkick 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 and...High quality at an affordable priceExpertly made from premium materials$14.66 - $15.16
- Remflex®Exhaust Header GasketsGMC Topkick 7.4L 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 gasket or a...Designed to crush 50%.This allows them to fill gaps in the flange surface up to 1/16"3,000 degrees F - far exceeding that of any vehicle's exhaust system temperature$39.43
- Dorman®Metal Exhaust Flange Stud and Nut KitGMC Topkick 7.4L 1999, Metal 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...Direct replacement for a proper fit every timeThe finest quality at a great price$10.08
- Dorman®Steel Silver Exhaust HangerGMC Topkick 1999, Steel Silver Exhaust Hanger by Dorman®. Dorman’s Exhaust Hanger installs easily to mount the exhaust to the vehicle. The Hanger is constructed from high-quality, heat-resistant materials for long-lasting durability....Direct replacement for a proper fitReplacement restores the exhaust to proper operation$38.43
- MBRP®Smokers™ Aluminized Steel Exhaust Stack KitSmokers™ Aluminized Steel Exhaust Stack Kit by MBRP®. Mount your single SMOKERS stack-style exhaust system securely in the bed of your pickup. You'll need to drill a pair of holes in the bed.Stainless construction will never rustBolts securely to bed$214.99 - $259.99
- Pypes®304 SS Exhaust Stack304 SS Exhaust Stack by Pypes®. Stack Inlet Diameter: 5". Stack Height: 36". Finish off your new diesel truck stack kit with the Stack that fits your truck the best. Each stack is designed to look great for the life of your truck.Designed to deliver the ultimate in sound and performanceProvides extra punch in the passing lane and improves mileage$119.75 - $207.75
- Pypes®304 SS Turnout Black Exhaust Stack (5" Inlet, 8" Outlet, 36" Height)304 SS Turnout Black Exhaust Stack by Pypes®. Stack Inlet Diameter: 5". Stack Outlet Diameter: 8". Stack Height: 36". Finish off your new diesel truck stack kit with the Stack that fits your truck the best. Each stack is designed to...Designed to deliver the ultimate in sound and performanceProvides extra punch in the passing lane and improves mileage$504.68
- Pypes®Exhaust Stack Pipe KitExhaust Stack Pipe Kit by Pypes®. Stack Outlet Diameter: 5". Because of overwhelming demand, Pypes Exhaust design crew has developed a stack kit for diesel trucks. This kit is a Y-pipe designed to take a diesel truck's single exhaust...Designed to deliver the ultimate in sound and performanceProvides extra punch in the passing lane and improves mileage$251.75 - $503.75Save: up to 10%$226.75 - $463.75
- Jones Exhaust®Direct Fit Flex PipeGMC Topkick 7.4L 1999, Direct Fit Flex Pipe by Jones Exhaust®. 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$31.77 - $34.01
- AP Exhaust®DGM Style Natural Exhaust ClampGMC Topkick 7.4L 1999, DGM Style Natural Exhaust Clamp by AP Exhaust®. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand is not based on...Made from first-rate materialsEnsures outstanding durability$1.80
- AP Exhaust®Extra Heavy Duty Welded Saddle Natural Exhaust ClampGMC Topkick 7.4L 1999, Extra Heavy Duty Welded Saddle Natural Exhaust Clamp by AP Exhaust®. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand...Made from first-rate materialsEnsures outstanding durability$3.79
- Walker®Heavy Duty Steel Exhaust Pipe Rain CapHeavy Duty Steel Exhaust Pipe Rain Cap by Walker®. Walker Rain Caps helps to keep harsh weather conditions out of vertical applications. With their extensive selection of accessories and hardware for the exhaust system, Walker will...Helps to stop moisture and objects from getting inside exhaustAvailable to fit a range of pipe diameters$14.38 - $39.47
- Dorman®OE Solutions™ Exhaust Pipe ClampGMC Topkick 7.2L 1999, OE Solutions™ Exhaust Pipe Clamp by Dorman®. This direct replacement exhaust clamp matches the fit and function of the original equipment clamp. Manufactured from quality materials for a long service life, it...Ideal replacement - this exhaust clamp matches the fit and function of the original equipment clampDurable construction - this exhaust clamp is engineered for durability and made from quality materials for a long service life$36.50
- Dorman®Stainless Steel Natural Exhaust ClampGMC Topkick 7.2L 1999, Stainless Steel Natural Exhaust Clamp by Dorman®. Dorman's new and improved Exhaust Clamps are made to last. To help correct the highly rust prone nature of the original pipe, Dorman's exhaust elbows have been...Direct replacement for a proper fit every timeConnects the HD exhaust stack to the exhaust system$36.50
- Pypes®Monster Exhaust Stack ClampMonster Exhaust Stack Clamp by Pypes®. Because of overwhelming demand, Pypes Exhaust design crew has developed a stack kit for diesel trucks. This kit is a Y-pipe designed to take a diesel truck's single exhaust and allow it to exit...Designed to deliver the ultimate in sound and performanceProvides extra punch in the passing lane and improves mileage$20.75 - $45.75
- WVE®Oxygen Sensor ConnectorGMC Topkick 7.4L 1999, Oxygen Sensor Connector by WVE®. WVE emissions products are made to meet or exceed vehicle manufacturer specifications to work in concert with the fuel system, underhood electronics and the engine to minimize...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$64.29
- Dorman®Cast Iron Natural Exhaust ManifoldGMC Topkick 7.4L 1999, Natural Cast Iron Exhaust Manifold by Dorman®. Color: Natural. Header Coating: Uncoated. This exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the original...Ideal replacement - this exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the stock manifold on specified vehiclesReliable construction - durable materials resist warping, cracking and leaking for long-lasting performance$424.30
