45+ 1991 Chevrolet R3500 Exhaust Systems Silverado Parts

Silverado · Exhaust Systems (45 products)

Exact-fit parts for the 1991 Chevrolet R3500 Silverado.

Exhaust Flange Spring - 0.50 In. ID x .75 In. OD x 1.13 In. Length

Dorman

Part # 03080

Fits with Conditions

Exhaust Flange Spring - 0.50 In. ID x .75 In. OD x 1.13 In. Length

$9.53

Walker Exhaust

Part # 31520

Fits with Conditions

Exhaust Pipe Flange Gasket

$16.67

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.

$12.91

Standard Motor Products

Part # HP7340

Fits with Conditions

Oxygen Sensor Connector

$13.89

Federal / EPA Direct-Fit Converter Assembly

Eastern Catalytic

Part # 50298

Fits with Conditions

Federal / EPA Direct-Fit Converter Assembly

$316.61

AP Exhaust

Part # M212

Fits with Conditions

Exhaust Clamp

$6.71

Standard Motor Products

Part # AT160

Fits with Conditions

MANIFOLD AIR TUBE

$121.25

Walker Products

Part # 350-31027

Fits with Conditions

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

$31.89

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

Walker Exhaust

Part # 41966

Fits with Conditions

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

$15.28

Flanged Vented CW Blower Motor w/o Wheel

Four Seasons

Part # 35472

Fits with Conditions

Flanged Vented CW Blower Motor w/o Wheel

$40.35

DEI 88-98 Chevrolet/GMC C/K Extended Cab 12mm D-Mat Roof Insulation Kit

DEI

Part # 50299

Confirmed Fit

DEI 88-98 Chevrolet/GMC C/K Extended Cab 12mm D-Mat Roof Insulation Kit

$34.69

Standard Motor Products

Part # AT163

Fits with Conditions

MANIFOLD AIR TUBE

$38.60

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

Standard Motor Products

Part # AT161

Fits with Conditions

MANIFOLD AIR TUBE

$163.03

Delphi

Part # ES10966

Fits with Conditions

Oxygen Sensor

$21.41

Four Seasons

Part # 35334

Fits with Conditions

Flanged Vented CW Blower Motor w/ Wheel

$39.59

Kooks BB Chevy 2 3/8in BBC Flange 5in Spacing (Bank)

Kooks Headers

Part # 7042-AS

Confirmed Fit

Kooks BB Chevy 2 3/8in BBC Flange 5in Spacing (Bank)

$104.90

Standard EPA Direct Fit Catalytic Converter 3" Inlet (ID) 3" Outlet (OD)

Walker Exhaust

Part # 15693

Fits with Conditions

Standard EPA Direct Fit Catalytic Converter 3" Inlet (ID) 3" Outlet (OD)

$195.52

Exhaust Flange Spring-0.825 OD x 1.135 ID x 1.57 And 0.5 ID X .75 x OD 1.13 In.

Dorman

Part # 03084

Fits with Conditions

Exhaust Flange Spring-0.825 OD x 1.135 ID x 1.57 And 0.5 ID X .75 x OD 1.13 In.

$10.29

Standard Motor Products

Part # AT162

Fits with Conditions

MANIFOLD AIR TUBE

$61.86

Frequently Asked Questions

Do these parts fit my 1991 Chevrolet R3500 Silverado?

This page groups parts listed for the 1991 Chevrolet R3500 Silverado. 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 1991 Chevrolet R3500 Silverado?

We offer a wide selection of exhaust systems parts for the 1991 Chevrolet R3500 Silverado. 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 1991 Chevrolet R3500 Silverado?

We carry parts from trusted brands including Kooks Headers, Standard Motor Products, Walker Exhaust, Dorman, and Four Seasons, plus many more. Filter by brand to find your preferred manufacturer.

How fast do 1991 Chevrolet R3500 Silverado 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 1991 Chevrolet R3500 Silverado 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.

1991 Chevrolet R3500(4,269 parts)

1991 Chevrolet R3500(4,269 parts)

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Other Chevrolet R3500 Years

Silverado · Exhaust Systems (45 products)

Exhaust Flange Spring - 0.50 In. ID x .75 In. OD x 1.13 In. Length

Exhaust Pipe Flange Gasket

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

Oxygen Sensor Connector

Federal / EPA Direct-Fit Converter Assembly

Exhaust Clamp

MANIFOLD AIR TUBE

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

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

Flanged Vented CW Blower Motor w/o Wheel

DEI 88-98 Chevrolet/GMC C/K Extended Cab 12mm D-Mat Roof Insulation Kit

MANIFOLD AIR TUBE

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

MANIFOLD AIR TUBE

Oxygen Sensor

Flanged Vented CW Blower Motor w/ Wheel

Kooks BB Chevy 2 3/8in BBC Flange 5in Spacing (Bank)

Standard EPA Direct Fit Catalytic Converter 3" Inlet (ID) 3" Outlet (OD)

Exhaust Flange Spring-0.825 OD x 1.135 ID x 1.57 And 0.5 ID X .75 x OD 1.13 In.

MANIFOLD AIR TUBE

Frequently Asked Questions

Do these parts fit my 1991 Chevrolet R3500 Silverado?

What exhaust systems options are available for my 1991 Chevrolet R3500 Silverado?

What brands make parts for the 1991 Chevrolet R3500 Silverado?

How fast do 1991 Chevrolet R3500 Silverado parts ship?

What warranty do your 1991 Chevrolet R3500 Silverado parts come with?