2002 Infiniti QX4 Exhaust Systems
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Walker®SoundFX™ Steel Direct-Fit Aluminized Exhaust MufflerInfiniti QX4 2002, SoundFX™ Steel 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™ Mufflers...Designed to deliver ultimate performance and pleasing sound qualityOE-equivalent direct-fit design$59.03 - $95.25 - TruParts®Exhaust MufflerInfiniti QX4 with California Emissions / with Federal Emissions 2002, Exhaust Muffler by TruParts®. Go with this high-quality product to restore your vehicle’s lost power and bring it back to its optimal condition. Made from the...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$49.83 - $114.90
- MagnaFlow®Heavy Metal Direct Fit Catalytic ConverterInfiniti QX4 2002, Heavy Metal Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. Without Air Tube. If your car needs replacement, install one that will get you through the smog check. This converter will directly...$328.00 - $441.00
- Walker®Stainless Steel Round Aluminized Resonator AssemblyInfiniti QX4 2002, Stainless Steel Round Aluminized Resonator Assembly by Walker®. Resonator Inlet Diameter: 2". Resonator Outlet Diameter: 2". Resonator Body Length: 10". If you want exhaust piping that delivers precise OE-style fit,...Designed to directly replace the factory partMade with precision benders and fixture checked$75.44 - $107.69
- AP Exhaust®Welded Aluminized Steel Exhaust Muffler and Pipe AssemblyInfiniti QX4 2002, Welded Aluminized Steel Exhaust Muffler and Pipe Assembly 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...Aluminized components for longer lifeOriginal equipment appearance and performance$103.62 - $178.26
- Walker®Replacement Exhaust KitInfiniti QX4 2002, 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$59.03 - $864.65
- TruParts®Exhaust Pipe Flange GasketInfiniti QX4 with California Emission / with Federal Emission 2002, Exhaust Pipe Flange Gasket by TruParts®. Go with this high-quality product to restore your vehicle’s lost power and bring it back to its optimal condition. Made from...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$1.65 - $6.71
- iD Select®ECO II Universal Fit Oval Body Catalytic ConverterInfiniti QX4 2002, ECO II Catalytic Converter by iD Select®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 2". Catalytic Outlet...$112.08
- Walker®Quiet-Flow™ Stainless Steel Aluminized Exhaust Muffler and Pipe AssemblyInfiniti QX4 2002, Quiet-Flow™ Stainless Steel Aluminized Exhaust Muffler and Pipe Assembly by Walker®. Together with delivering OE-style sound, the Quiet-Flow Muffler features 100% structural stainless steel construction that resists...Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$87.57 - $151.34
- Dorman®Cast Iron Natural Exhaust ManifoldInfiniti QX4 2002, 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 manifold...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$97.05 - $105.17
- Dorman®Exhaust Manifold Hardware KitInfiniti QX4 2002, 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$12.24
- MagnaFlow®OBDII Direct Fit Catalytic ConverterInfiniti QX4 with LEV Standard / with LEV1 Standard 2002, OBDII Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. With Gaskets. Without Air Tube. If your car needs replacement, install one that will get you through...$466.00 - $618.00
- Walker®CalCat™ Direct Fit Round Body Catalytic ConverterInfiniti QX4 Engine Family # 2NSXT03.5C7A 2002, CalCat™ Catalytic Converter by Walker®. Converter Configuration: Direct Fit. Catalytic Converter Body Shape: Round. With 1 Inlet. Without O2 Sensor Port. Catalytic Converter Overall...$782.73 - $864.65
- MagnaFlow®OEM Grade Direct Fit Catalytic ConverterInfiniti QX4 2002, OEM Grade Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. Without Air Tube. If your car needs replacement, install one that will get you through the smog check. This converter is part of the...$344.00 - $463.00
- MagnaFlow®Heavy Metal Universal Fit Catalytic ConverterInfiniti QX4 2002, Heavy Metal Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 2". Catalytic Outlet Diameter: 2". If your car needs a new...$178.00 - $222.00
- MagnaFlow®OBDII Universal Fit Oval Body Catalytic ConverterInfiniti QX4 with LEV Standard / with LEV1 Standard 2002, OBDII Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet...$442.00
- MagnaFlow®OEM Grade Universal Fit Catalytic ConverterInfiniti QX4 2002, OEM Grade Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 2". Catalytic Outlet Diameter: 2". If your car needs a new...$194.00 - $231.00
- AP Exhaust®Direct Fit Catalytic ConverterInfiniti QX4 2002, Catalytic Converter by AP Exhaust®. Converter Configuration: Direct Fit. Without Air Tube. Without O2 Sensor Port. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique...$327.48 - $658.87
- TruParts®Exhaust System HangerInfiniti QX4 with California Emission / with Federal Emission 2002, Exhaust System Hanger by TruParts®. Go with this high-quality product to restore your vehicle’s lost power and bring it back to its optimal condition. Made from the...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$5.85
- Davico®Direct Fit Catalytic ConverterInfiniti QX4 2002, Catalytic Converter by Davico®. Converter Configuration: Direct Fit. This direct-fit catalytic converter by Davico will be a great solution to replace your failed or damaged catalytic converter. Once your stock cat...$252.59 - $320.36
- Walker®Ultra™ Direct Fit Catalytic ConverterInfiniti QX4 2002, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Direct Fit. Walker is an OE supplier to many major nameplate vehicle manufacturers. Trust Walker, an industry leader, for the finest emission control...$300.14 - $355.76
- Davico®Direct Fit Catalytic Converter and Pipe AssemblyInfiniti QX4 2002, Catalytic Converter and Pipe Assembly by Davico®. Converter Configuration: Direct Fit. This direct-fit catalytic converter by Davico will be a great solution to replace your failed or damaged catalytic converter. Once...$318.56 - $736.93
- BRExhaust®Direct-Fit Series™ Exhaust KitInfiniti QX4 2002, Direct-Fit Series™ Exhaust Kit by BRExhaust®. Bolt-on installation. May require basic automotive knowledge for proper installation and professional installation is always recommended. Get confidence with this...Superior replacement for your worn out exhaust partHelps put your vehicle back to its tip-top shape$454.36
- iD Select®Standard Direct Fit Catalytic Converter and Pipe AssemblyInfiniti QX4 2002, Standard Catalytic Converter and Pipe Assembly by iD Select®. Converter Configuration: Direct Fit. Location: Undercar. With 1 O2 Sensor Port. Swap out your worn-out or malfunctioning part with this top-notch exhaust...$286.27 - $310.54
- Eastern Catalytic®ECO II Direct Fit Pre-Cat Catalytic ConverterInfiniti QX4 2002, ECO II Pre-Cat Catalytic Converter by Eastern Catalytic®. Converter Configuration: Direct Fit. Without O2 Sensor Port. If you need to replace your failed or damaged catalytic converter, this product is the right...$337.28 - $347.10
- Eastern Catalytic®Standard Direct Fit Catalytic ConverterInfiniti QX4 2002, Standard Catalytic Converter by Eastern Catalytic®. Converter Configuration: Direct Fit. Location: Undercar. With 1 O2 Sensor Port. If you need to replace your failed or damaged catalytic converter, this product is...$286.67 - $299.19
- CATCO®Direct Fit Catalytic ConverterInfiniti QX4 2002, Catalytic Converter by CATCO®. Converter Configuration: Direct Fit. Without O2 Sensor Port. Designed and manufactured with innovative fabrication methods, high-tech materials, and advanced coating, this converter...$437.36 - $477.04
- Original Exhaust Manufacturers®Exhaust MufflerInfiniti QX4 2002, Exhaust Muffler by Original Exhaust Manufacturers®. Is your car noisier these days? Can you smell exhaust fumes in the cabin? Exhaust system repairs should not be put off, both for safety and legal reasons, but before...High quality at an affordable priceExpertly made from premium materials$50.59
- AP Exhaust®Universal Fit Large Oval Body Catalytic ConverterInfiniti QX4 2002, Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Oval. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 2.25". Catalytic Outlet...$334.38
- Davico®Exhaust Muffler and Pipe AssemblyInfiniti QX4 2002, Exhaust Muffler and Pipe 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$177.93
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