Exhaust for 1998 Buick Regal
Select Exhaust part
availability
Oxygen Sensor
DELPHI
ES20002
Delphi's ever growing portfolio of high quality vehicle sensors are backed by stringent OE development and product validation methods. We...
Positions: Rear
$59.41
Fits Your Vehicle
Oxygen Sensor
Spectra Premium
OS5046
Innovative
engineering, manufacturing technology and quality control ensure that Spectra
Premium...
Positions: Downstream
$17.03
Fits Your Vehicle
Oxygen Sensor 4 Wire, Direct Fit, Heated, Wire Length: 12.2
Denso
234-4087
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision...
Positions: Downstream
$33.89
Fits Your Vehicle
Federal / EPA Catalytic Converter - Universal OBDII Select+Plus Tech Series
AP Exhaust
608736
ARISTO's proprietary substrate chemistry yields highly efficient loadings for lower cost and better converter efficiency while our latest...
Fits Your Vehicle
![21340 - : Direct Fit Exhaust Resonator 2" Outlet (ID) 2" Outlet (OD) for Walker Exhaust Image](http://cdn-product-images.revolutionparts.io/assets/f236333b314902bb00e9a6b16849b1c4.webp "21340 - : Direct Fit Exhaust Resonator 2" Outlet (ID) 2" Outlet (OD) for Walker Exhaust")
Direct Fit Exhaust Resonator 2" Outlet (ID) 2" Outlet (OD)
Walker Exhaust
21340
Designed to fit, perform and sound like the original system, Walker® resonators use precise tuning technologies to deliver excellent flow...
$70.17
Heated Oxygen Sensor
ACDelco
AFS109
GM Genuine Parts Oxygen (O2) Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These...
Positions: Upstream
$59.64
Fits Your Vehicle
Body Bolt M6-1.0 x 25mm
Dorman
963-232
These bolts are manufactured using durable materials and corrosion-tested to ensure required strength and longevity. BODY BOLT Bolt,...
Positions: Front
Fits Your Vehicle
Federal / EPA Catalytic Converter - Direct Fit
AP Exhaust
642583
ARISTO's proprietary substrate chemistry yields highly efficient loadings for lower cost and better converter efficiency while our latest...
$215.53
Fits Your Vehicle
Oxygen Sensor 4 Wire, Direct Fit, Heated, Wire Length: 15.35
Denso
234-4018
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision...
Positions: Upstream
$30.91
Fits Your Vehicle
Multi-Purpose Nut
ACDelco
11514596
GM Genuine Parts Nuts are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are...
Fits Your Vehicle
Prebent Exhaust Pipe
AP Exhaust
58381
AP Exhaust/Tail Pipes
Positions: Rear
$41.07
Fits Your Vehicle
Body Bolt With Washer - M6-1.0 X 25mm
Dorman
700-251
These nuts are manufactured using durable materials and corrosion tested to ensure required strength and longevity. BODY BOLT Nut,...
Positions: Front
$14.18
Fits Your Vehicle
Direct Fit Muffler - MSL Maximum
AP Exhaust
700338
AP MSL Mximum Muffler A muffler designed for the Professional installer; Constructed from 100% Aluminized Steel; Engineered to perform...
Positions: Rear
$72.01
Fits Your Vehicle
![21341 - : Quiet-Flow SS Direct Fit Exhaust Muffler 2" Inlet (ID) 2.25" Outlet (OD) for Walker Exhaust Image](http://cdn-product-images.revolutionparts.io/assets/f035d4dc9f5fbdac8e09e1eb2a06f2d3.webp "21341 - : Quiet-Flow SS Direct Fit Exhaust Muffler 2" Inlet (ID) 2.25" Outlet (OD) for Walker Exhaust")
Quiet-Flow SS Direct Fit Exhaust Muffler 2" Inlet (ID) 2.25" Outlet (OD)
Walker Exhaust
21341
The only broad-market muffler body with 100% stainless-steel construction, Walker® Quiet-Flow® SS mufflers feature precision fit,...
$109.25
![18820 - : SoundFX Direct Fit Exhaust Muffler 2" Inlet (ID) 2.25" Outlet (OD) for Walker Exhaust Image](http://cdn-product-images.revolutionparts.io/assets/4ee3efb0fc92f844228a679476e8e0c9.webp "18820 - : SoundFX Direct Fit Exhaust Muffler 2" Inlet (ID) 2.25" Outlet (OD) for Walker Exhaust")
SoundFX Direct Fit Exhaust Muffler 2" Inlet (ID) 2.25" Outlet (OD)
Walker Exhaust
18820
Featuring 100% aluminized steel for longer service life compared to low-carbon steel, Walker SoundFX® direct-fit mufflers deliver quality...
$78.75
Federal / EPA Catalytic Converter - Universal OBDII Enhanced
AP Exhaust
608416
ARISTO's proprietary substrate chemistry yields highly efficient loadings for lower cost and better converter efficiency while our latest...
$106.66
Fits Your Vehicle
Exhaust Manifold Kit - Includes Required Gaskets And Hardware
Dorman
674-541
This exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the original manifold on...
Positions: Rear
$190.67
Fits Your Vehicle
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