Exhaust for 2017 Buick Regal
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Oxygen Sensor 4 Wire, Universal, Heated, Wire Length: 11.77
Denso
234-4212
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision...
Positions: Upstream
$31.89
Fits Your Vehicle
![84205 - Exhaust: CalCat CARB Universal Catalytic Converter 2.25" Inlet (ID) 2.25" Outlet (ID) for Walker Exhaust Image](http://cdn-product-images.revolutionparts.io/assets/42d908e5a60c40e33bb98279126d5529.webp "84205 - Exhaust: CalCat CARB Universal Catalytic Converter 2.25" Inlet (ID) 2.25" Outlet (ID) for Walker Exhaust")
CalCat CARB Universal Catalytic Converter 2.25" Inlet (ID) 2.25" Outlet (ID)
Walker Exhaust
84205
Designed, tested and validated for assured compliance to meet CARB standards, Walker® CalCat® Universal Catalytic Converters are...
Positions: Rear
$181.41
Fits Your Vehicle
![84206 - Exhaust: CalCat CARB Universal Catalytic Converter 2.5" Inlet (ID) 2.5" Outlet (ID) for Walker Exhaust Image](http://cdn-product-images.revolutionparts.io/assets/5d25e6dc00af408b4d4df487e9ec08e7.webp "84206 - Exhaust: CalCat CARB Universal Catalytic Converter 2.5" Inlet (ID) 2.5" Outlet (ID) for Walker Exhaust")
CalCat CARB Universal Catalytic Converter 2.5" Inlet (ID) 2.5" Outlet (ID)
Walker Exhaust
84206
Designed, tested and validated for assured compliance to meet CARB standards, Walker® CalCat® Universal Catalytic Converters are...
Positions: Rear
$171.09
Fits Your Vehicle
Oxygen Sensor 4 Wire, Direct Fit, Heated, Wire Length: 21.65
Denso
234-4673
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision...
Positions: Upstream
$41.23
Fits Your Vehicle
Multi-Purpose Relay
ACDelco
D1780C
ACDelco GM Original Equipment Wiring Relays are designed, engineered, and tested to rigorous standards, and are backed by General Motors....
$9.33
Fits Your Vehicle
Oxygen Sensor
ACDelco
213-4299
GM Genuine Parts Oxygen (O2) Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These...
Positions: Upstream
$61.64
Fits Your Vehicle
![50574 - : Exhaust Y Pipe 2.25" Inlet (OD) 2" Outlet (OD) for Walker Exhaust Image](http://cdn-product-images.revolutionparts.io/assets/9ab03e073c23c4a86488996d82faa988.webp "50574 - : Exhaust Y Pipe 2.25" Inlet (OD) 2" Outlet (OD) for Walker Exhaust")
Exhaust Y Pipe 2.25" Inlet (OD) 2" Outlet (OD)
Walker Exhaust
50574
Made from aluminized steel for durability, Walker® premium pipe is manufactured with precision benders and fixture checked to ensure a...
$119.69
Oxygen Sensor 4 Wire, Direct Fit, Heated, Wire Length: 16.38
Denso
234-4526
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision...
Positions: Downstream
$42.03
Fits Your Vehicle
![21834 - : Quiet-Flow Direct Fit Exhaust Muffler 2" Inlet (ID) 2.25" Outlet (OD) for Walker Exhaust Image](http://cdn-product-images.revolutionparts.io/assets/dd9cda399d7ee9053f25a732f06039cc.webp "21834 - : Quiet-Flow Direct Fit Exhaust Muffler 2" Inlet (ID) 2.25" Outlet (OD) for Walker Exhaust")
Quiet-Flow Direct Fit Exhaust Muffler 2" Inlet (ID) 2.25" Outlet (OD)
Walker Exhaust
21834
Designed to deliver superior flow and OE-style sound, Walker® Quiet-Flow® mufflers are available for top-selling domestic and foreign...
$297.04
![21859 - : Quiet-Flow Direct Fit Exhaust Muffler 2" Inlet (ID) 2.25" Outlet (OD) for Walker Exhaust Image](http://cdn-product-images.revolutionparts.io/assets/9292e8dc5283eeab2dba354092177ab4.webp "21859 - : Quiet-Flow Direct Fit Exhaust Muffler 2" Inlet (ID) 2.25" Outlet (OD) for Walker Exhaust")
Quiet-Flow Direct Fit Exhaust Muffler 2" Inlet (ID) 2.25" Outlet (OD)
Walker Exhaust
21859
Designed to deliver superior flow and OE-style sound, Walker® Quiet-Flow® mufflers are available for top-selling domestic and foreign...
$295.02
Exhaust Gasket
ACDelco
24505057
GM Genuine Parts Multi-Purpose Gasket are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM...
Positions: Front, Rear
$13.52
Fits Your Vehicle
![21222 - : Direct Fit Exhaust Resonator and Pipe Assembly 2.25" Outlet (ID) for Walker Exhaust Image](http://cdn-product-images.revolutionparts.io/assets/4ef643a263de4e8c02d282d74a340b48.webp "21222 - : Direct Fit Exhaust Resonator and Pipe Assembly 2.25" Outlet (ID) for Walker Exhaust")
Direct Fit Exhaust Resonator and Pipe Assembly 2.25" Outlet (ID)
Walker Exhaust
21222
Designed to fit, perform and sound like the original system, Walker® resonators use precise tuning technologies to deliver excellent flow...
$80.25
Exhaust Manifold Hardware Kit
Dorman
32110
This engine manifold stud and nut match the fit and function of the original hardware on specific makes and models. Ensure a thorough...
$22.88
Fits Your Vehicle
Oxygen Sensor
DELPHI
ES20355
Delphi's ever growing portfolio of high quality vehicle sensors are backed by stringent OE development and product validation methods. We...
Positions: Rear
$63.80
Fits Your Vehicle
Exhaust Manifold Kit - Includes Required Gaskets And Hardware
Dorman
674-937
This exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the original manifold on...
$102.77
Fits Your Vehicle
Exhaust Manifold Hardware Kit
Dorman
03422CD
This engine manifold stud and nut match the fit and function of the original hardware on specific makes and models. Ensure a thorough...
$29.40
Fits Your Vehicle
Oxygen Sensor
ACDelco
12656543
GM Genuine Parts Oxygen (O2) Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These...
Positions: Downstream Left
$79.17
Fits Your Vehicle
Exhaust Manifold Hardware Kit
Dorman
03422
This engine manifold stud and nut match the fit and function of the original hardware on specific makes and models. Ensure a thorough...
$29.40
Fits Your Vehicle
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