40+ 1984 GMC K1500 Exhaust Systems Sierra Classic Parts

Sierra Classic · Exhaust Systems (40 products)

Exact-fit parts for the 1984 GMC K1500 Sierra Classic.

Four Seasons

Part # 35345

Fits with Conditions

Flanged Closed CW Blower Motor w/ Wheel

$47.46

Walker Exhaust

Part # 31520

Fits with Conditions

Exhaust Pipe Flange Gasket

$12.94

Manifold Bolt and Spring Kit - 3/8-16 x 3.5 In.

Dorman

Part # 03110

Fits with Conditions

Manifold Bolt and Spring Kit - 3/8-16 x 3.5 In.

$8.92

Exhaust Flange Hardware - Stud, Spring And Nut - 3/8-16 x 4.5 In.

Dorman

Part # 675-209

Fits with Conditions

Exhaust Flange Hardware - Stud, Spring And Nut - 3/8-16 x 4.5 In.

$13.63

Dorman

Part # 03106

Fits with Conditions

Exhaust Stud Kit - 3/8-16 x 3-5/16 In.

$9.10

AP Exhaust

Part # M212

Fits with Conditions

Exhaust Clamp

$2.21

Exhaust Pipe Connector 2.5" Inlet (ID) 2.5" Outlet (OD)

Walker Exhaust

Part # 41965

Fits with Conditions

Exhaust Pipe Connector 2.5" Inlet (ID) 2.5" Outlet (OD)

$5.30

NGK

Part # 21002

Confirmed Fit

NTK OE Type Oxygen Sensor

$23.92

Kooks SB Chevy 2in Steel 23SBC Stahl S.P. Flange (Bank)

Kooks Headers

Part # 7034-SP-2

Confirmed Fit

Kooks SB Chevy 2in Steel 23SBC Stahl S.P. Flange (Bank)

$116.45

Premium Switching-Type Oxygen (O2) Sensors

Bosch

Part # 12014

Fits with Conditions

Premium Switching-Type Oxygen (O2) Sensors

$28.89

Standard Motor Products

Part # S-554

Fits with Conditions

Oxygen Sensor Connector

$12.10

AP Exhaust

Part # M200

Fits with Conditions

Exhaust Clamp

$1.95

Manifold Stud and Spring Kit - 3/8-16 x 4.5 In.

Dorman

Part # 03108

Fits with Conditions

Manifold Stud and Spring Kit - 3/8-16 x 4.5 In.

$8.49

Mahle

Part # F17250S

Fits with Conditions

Exhaust Pipe Flange Gasket

$11.27

Standard EPA Universal Catalytic Converter 2.5" Inlet (ID) 2.5" Outlet (ID)

Walker Exhaust

Part # 15042

Fits with Conditions

Standard EPA Universal Catalytic Converter 2.5" Inlet (ID) 2.5" Outlet (ID)

$199.42

Kooks SB Chevy 1 7/8in SS 23deg SBC Stahl Flange (Bank)

Kooks Headers

Part # 7034-S

Confirmed Fit

Kooks SB Chevy 1 7/8in SS 23deg SBC Stahl Flange (Bank)

$85.62

Exhaust Stud Kit 3/8-16 x 2-1/2 In. and 3/8-16 x 3-1/4 In.

Dorman

Part # 03147

Fits with Conditions

Exhaust Stud Kit 3/8-16 x 2-1/2 In. and 3/8-16 x 3-1/4 In.

$9.21

Four Seasons

Part # 35334

Fits with Conditions

Flanged Vented CW Blower Motor w/ Wheel

$43.72

Walker Products

Part # 350-31027

Fits with Conditions

Walker Products 350-31027 Oxygen Sensor 1-W Direct Fit Narrow-Band

$23.95

Flanged Vented CW Blower Motor w/o Wheel

Four Seasons

Part # 35472

Fits with Conditions

Flanged Vented CW Blower Motor w/o Wheel

$40.41

Frequently Asked Questions

Do these parts fit my 1984 GMC K1500 Sierra Classic?

This page groups parts listed for the 1984 GMC K1500 Sierra Classic. Some products fit every trim, while others depend on submodel, engine, drivetrain, or brake package. Use your trim in My Garage or the product page fitment check to confirm exact fit.

What exhaust systems options are available for my 1984 GMC K1500 Sierra Classic?

We offer a wide selection of exhaust systems parts for the 1984 GMC K1500 Sierra Classic. This page narrows the catalog to the year, make, and model; use your trim on product pages to confirm exact fit when a part only fits certain submodels.

What brands make parts for the 1984 GMC K1500 Sierra Classic?

We carry parts from trusted brands including Dorman, Reinz, AP Exhaust, Kooks Headers, and Walker Exhaust, plus many more. Filter by brand to find your preferred manufacturer.

How fast do 1984 GMC K1500 Sierra Classic parts ship?

Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.

What warranty do your 1984 GMC K1500 Sierra Classic parts come with?

Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.

1984 GMC K1500(4,246 parts)

1984 GMC K1500(4,246 parts)

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Other GMC K1500 Years

Sierra Classic · Exhaust Systems (40 products)

Flanged Closed CW Blower Motor w/ Wheel

Exhaust Pipe Flange Gasket

Manifold Bolt and Spring Kit - 3/8-16 x 3.5 In.

Exhaust Flange Hardware - Stud, Spring And Nut - 3/8-16 x 4.5 In.

Exhaust Stud Kit - 3/8-16 x 3-5/16 In.

Exhaust Clamp

Exhaust Pipe Connector 2.5" Inlet (ID) 2.5" Outlet (OD)

NTK OE Type Oxygen Sensor

Kooks SB Chevy 2in Steel 23SBC Stahl S.P. Flange (Bank)

Premium Switching-Type Oxygen (O2) Sensors

Oxygen Sensor Connector

Exhaust Clamp

Manifold Stud and Spring Kit - 3/8-16 x 4.5 In.

Exhaust Pipe Flange Gasket

Standard EPA Universal Catalytic Converter 2.5" Inlet (ID) 2.5" Outlet (ID)

Kooks SB Chevy 1 7/8in SS 23deg SBC Stahl Flange (Bank)

Exhaust Stud Kit 3/8-16 x 2-1/2 In. and 3/8-16 x 3-1/4 In.

Flanged Vented CW Blower Motor w/ Wheel

Walker Products 350-31027 Oxygen Sensor 1-W Direct Fit Narrow-Band

Flanged Vented CW Blower Motor w/o Wheel

Frequently Asked Questions

Do these parts fit my 1984 GMC K1500 Sierra Classic?

What exhaust systems options are available for my 1984 GMC K1500 Sierra Classic?

What brands make parts for the 1984 GMC K1500 Sierra Classic?

How fast do 1984 GMC K1500 Sierra Classic parts ship?

What warranty do your 1984 GMC K1500 Sierra Classic parts come with?