Exhaust for 1998 INFINITI QX4
Select Exhaust part
availability
Ultra EPA Direct Fit Catalytic Converter
Walker Exhaust
14653
Designed to comply with EPA standards while delivering premium performance with assured compliance, Walker® Ultra® Direct-Fit Catalytic...
Positions: Rear Left
$276.92
Fits Your Vehicle
Oxygen Sensor
Spectra Premium
OS5167
Innovative
engineering, manufacturing technology and quality control ensure that Spectra
Premium...
Positions: Downstream Right
Fits Your Vehicle
Oxygen Sensor 3 Wire, Direct Fit, Heated, Wire Length: 36.61
Denso
234-3097
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision...
Positions: Upstream Left
$51.19
Fits Your Vehicle
![53110 - : Exhaust Pipe 1.75" Outlet (OD) for Walker Exhaust Image](http://cdn-product-images.revolutionparts.io/assets/122e3a167ae8615de5ef57d76e97ac5b.webp "53110 - : Exhaust Pipe 1.75" Outlet (OD) for Walker Exhaust")
Exhaust Pipe 1.75" Outlet (OD)
Walker Exhaust
53110
Made from aluminized steel for durability, Walker® premium pipe is manufactured with precision benders and fixture checked to ensure a...
Oxygen Sensor
DELPHI
ES20055
Delphi's ever growing portfolio of high quality vehicle sensors are backed by stringent OE development and product validation methods. We...
Positions: Rear Left
Fits Your Vehicle
![54084 - : Direct Fit Exhaust Resonator and Pipe Assembly 2" Outlet (OD) for Walker Exhaust Image](http://cdn-product-images.revolutionparts.io/assets/326a007df25d6ff6ef7131b7027fe3c2.webp "54084 - : Direct Fit Exhaust Resonator and Pipe Assembly 2" Outlet (OD) for Walker Exhaust")
Direct Fit Exhaust Resonator and Pipe Assembly 2" Outlet (OD)
Walker Exhaust
54084
Designed to fit, perform and sound like the original system, Walker® resonators use precise tuning technologies to deliver excellent flow...
$93.86
Oxygen Sensor
DELPHI
ES20056
Delphi's ever growing portfolio of high quality vehicle sensors are backed by stringent OE development and product validation methods. We...
Positions: Rear Right
$81.21
Fits Your Vehicle
Exhaust Clamp
AP Exhaust
M134
AP Exhaust Accessory Clamp
Positions: Left, Right
$2.28
Fits Your Vehicle
Exhaust System Hanger Insulator
Walker Exhaust
35725
Complete your exhaust repair with Walker® insulators. Available in a variety of styles and sizes, they’re designed to work with Walker...
$3.45
Fits Most Vehicles
Oxygen Sensor 4 Wire, Universal, Heated, Wire Length: 11.77
Denso
234-4700
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision...
Positions: Downstream
$48.77
Fits Your Vehicle
Oxygen Sensor 3 Wire, Universal, Heated, Wire Length: 11.77
Denso
234-3090
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision...
Positions: Upstream Left, Upstream Right
$57.19
Fits Your Vehicle
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