1990 GMC G-Series Exhaust Systems
Select Your Submodel
-
MagnaFlow®Pre-OBDII Direct Fit Catalytic ConverterGMC G1500 / G2500 5.7L with PRE-OBDII Standard 1990, Pre-OBDII Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 3". Catalytic Outlet Diameter:...$914.00 - Walker®CalCat™ Direct Fit Standard Oval Body Catalytic ConverterGMC G-Series 1990, CalCat™ Catalytic Converter by Walker®. Converter Configuration: Direct Fit. Catalytic Converter Body Shape: Standard Oval. With 1 Inlet. Without O2 Sensor Port. Walker is an OE supplier to many major nameplate...$713.87 - $975.44
- ATP®Cast Iron Natural Exhaust ManifoldGMC G-Series 1990, Natural Cast Iron Exhaust Manifold by ATP®. Color: Natural. Header Coating: Uncoated. ATP Graywerks Exhaust Manifolds are a high quality OE replacement alternative. Each manifold is developed off of the original parts...Manufactured to OE design ensuring manifold will line up and flow like the original unitHigh grade metallurgy resists fatigue cracking and breakage$112.67 - $216.59
- AP Exhaust®Direct Fit Catalytic ConverterGMC G-Series 5.7L with Gross Vehicle Weight under 9000 lbs 1990, Catalytic Converter by AP Exhaust®. Converter Configuration: Direct Fit. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 3". Catalytic Outlet Diameter:...$216.09
- AP Exhaust®MSL Maximum Aluminized Steel Oval Direct-Fit Exhaust Muffler with Inlet/Outlet NeckGMC G-Series 1990, MSL Maximum Aluminized Steel Oval Direct-Fit Exhaust Muffler with Inlet/Outlet Neck by AP Exhaust®. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this...Designed for a quiet ride100% aluminized components for longer life$39.19 - $51.10
- Walker®SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust MufflerGMC G-Series 1990, SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler by Walker®. Optional. This muffler is the right choice if you opt for quality acoustics and performance. Walker offers 100% aluminized steel SoundFX™...Designed to deliver ultimate performance and pleasing sound qualityOE-equivalent direct-fit design$34.04 - $62.81
- Walker®Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust MufflerGMC G-Series 1990, Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler by Walker®. Together with delivering OE-style sound, the Quiet-Flow Muffler features steel construction that resists rust. This part is a perfect decision...Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$65.09 - $95.43
- Walker®Replacement Exhaust KitGMC G-Series 1990, Replacement Exhaust Kit by Walker®. If you are looking for the ultimate in quality and value, then this superior replacement exhaust kit by Walker is what you need. All its components are designed with precision...Mufflers and Resonators Designed for OE equivalent sound and precision fitOE-style louvered tube technology for a premium, factory-like sound$42.60 - $975.44
- MagnaFlow®Pre-OBDII Universal Fit Oval Body Catalytic ConverterGMC G-Series 1990, Pre-OBDII Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without Air Tube. Without O2 Sensor Port. Catalytic Converter Overall Length: 16". If your car...$202.00 - $480.00
- MagnaFlow®Standard Universal Fit Oval Body Catalytic ConverterGMC G-Series 1990, Standard Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without Air Tube. Without O2 Sensor Port. If your car needs a new catalytic converter, install...$119.00 - $261.00
- TRQ®Exhaust ManifoldGMC G-Series 7.4L 1990, Exhaust Manifold by TRQ®. Position: Passenger Side. Made with quality in mind, this high-grade TRQ exhaust manifold fits right away without any trouble. It is built using the latest technology and innovation to...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$99.95
- Walker®CalCat™ Universal Fit Large Oval Body Catalytic ConverterGMC G-Series 1990, CalCat™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Oval. With 1 Inlet. Without Air Tube. Without O2 Sensor Port. Catalytic Converter Overall Length:...$550.24
- Dorman®Natural Exhaust ManifoldGMC G-Series 1990, Natural 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 manifold on...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$78.33 - $164.84
- MagnaFlow®Standard Direct Fit Catalytic ConverterGMC G-Series 1990, Standard Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. Without Air Tube. With Pre and Post-Cat O2 Sensor Ports. If your car needs replacement, install one that will get you through the smog...$201.00 - $272.00
- Walker®SoundFX™ Steel Oval Aluminized Exhaust MufflerGMC G-Series 1990, SoundFX™ Steel Oval Aluminized Exhaust Muffler by Walker®. Optional. Muffler Inlet Diameter: 2.5". Muffler Body Length: 21". This muffler is the right choice if you opt for quality acoustics and performance. Walker...Designed to deliver ultimate performance and pleasing sound quality100% aluminized material$41.27 - $48.45
- Dorman®Exhaust Manifold Hardware KitGMC G-Series 1990, 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 its best.Direct replacement for a proper fitBuilt to Last$15.73 - $24.57
- Walker®Ultra™ Direct Fit Catalytic ConverterGMC G-Series 1990, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Direct Fit. With 1 Inlet. Without O2 Sensor Port. Walker is an OE supplier to many major nameplate vehicle manufacturers. Trust Walker, an industry...$136.38 - $526.30
- AP Exhaust®Enforcer Series Aluminized Steel Oval Glass Pack Exhaust Muffler with Inlet and Outlet NeckGMC G-Series 1990, Enforcer Series Aluminized Steel Oval Glass Pack Exhaust Muffler with Inlet and Outlet Neck by AP Exhaust®. Muffler Inlet Diameter: 2.25". Muffler Outlet Diameter: 2". Muffler Body Length: 19". Muffler Overall Length:...Aluminized materials for superior corrosion protectionIdeal for the economy buyer$25.66
- Davico®Exhaust Manifold with Integrated Catalytic ConverterGMC G-Series 1990, Exhaust Manifold with Integrated Catalytic Converter by Davico®. This product by Davico will be a great solution to replace your failed or damaged catalytic converter. Once your stock cat fails to perform its job,...Helps your vehicle emit harmless gasesDirect OEM replacement$305.32 - $428.95
- AP Exhaust®Replacement Exhaust KitGMC G-Series 1990, Replacement Exhaust Kit 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 vehicle age or...Superior replacement for your worn out exhaust partHelps put your vehicle back to its tip-top shape$37.46 - $386.82
- AP Exhaust®Universal Fit Catalytic ConverterGMC G-Series 1990, Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Without O2 Sensor Port. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this...$192.88 - $386.82
- iD Select®Standard Universal Fit Catalytic ConverterGMC G-Series 1990, Standard Catalytic Converter by iD Select®. Converter Configuration: Universal Fit. Location: Undercar. Without Air Tube. Without O2 Sensor Port. Swap out your worn-out or malfunctioning part with this top-notch...$72.47 - $202.97
- CATCO®Pre-OBDII Universal Fit Oval Body Catalytic ConverterGMC G-Series with California Emission / with Federal Emission 1990, Pre-OBDII Catalytic Converter by CATCO®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without O2 Sensor Port. Designed and manufactured...$149.37 - $434.53
- Eastern Catalytic®ECO II Direct Fit Catalytic ConverterGMC G2500 / G3500 5.7L with Gross Vehicle Weight over 8500 lbs 1990, ECO II Catalytic Converter by Eastern Catalytic®. Converter Configuration: Direct Fit. Location: Undercar. Without O2 Sensor Port. Catalytic Inlet Diameter: 3"....$327.36
- Eastern Catalytic®Standard Direct Fit Catalytic ConverterGMC G-Series 4.3L / 5.0L 1990, Standard Catalytic Converter by Eastern Catalytic®. Converter Configuration: Direct Fit. Location: Undercar. Without O2 Sensor Port. Catalytic Inlet Diameter: 2.5". Catalytic Outlet Diameter: 2.5"....$141.11
- BRExhaust®Exhaust Muffler AssemblyGMC G-Series 1990, Exhaust Muffler Assembly by BRExhaust®. The 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,...Aluminized steel construction for maximum durabilityOne Piece interior to end cap construction to reduce flex and stand up to vehicle vibration$45.22
- ARP®Header Bolt KitGMC G-Series 1990, Header Bolt Kit by ARP®. ARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The Stainless material...Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$21.63 - $119.06
- SKP®Exhaust ManifoldGMC G-Series 7.4L 1990, Exhaust Manifold by SKP®. Position: Passenger Side. Put your vehicle back to its original condition with this top-notch transfer case component designed to efficiently transmit the engine power to both the front...Designed to send the engine power to both the front and rear axlesDirect-fit replacement for your overworked, out-of-shape transfer case$103.01
- AP Exhaust®Challenge Series Aluminized Steel Oval Exhaust MufflerGMC G-Series 1990, Challenge Series Aluminized Steel Oval Exhaust Muffler 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...Limited Lifetime Warranty backed by AP Exhaust Products100% aluminized components$63.75 - $78.52
- Walker®Ultra™ Universal Fit Large Oval Body Catalytic ConverterGMC G-Series 1990, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Oval. With 1 Inlet. Without O2 Sensor Port. Catalytic Converter Overall Length: 18". Emissions...$133.88 - $211.23
Shop By Service Type
Popular Products
1990 GMC G-Series Exhaust Reviews
5 reviews
I Would Definitely Buy Again
SLP® - Loud Mouth™ Stainless Steel Round Bullet-Type Silver Exhaust Resonator (2.5" Center ID, 2.5" Center OD, 14" Length)Posted by Robert (Monroe, WI) / November 20, 20222000 Dodge Dakota
1990 GMC G-Series Models
Popular Searches