Auto Barn
Est. 1957

1971 GMC C25/C2500 Suburban Exhaust Upgrade Parts

51 vehicle-specific parts2-5 hoursmoderate

51 parts listed for your 1971 GMC C25/C2500 Suburban for a complete exhaust upgrade. Choose your trim on product pages to confirm exact fit. A moderate DIY project - estimated 2-5 hours.

Headers

(10)primary
View all
Fel-Pro Chevrolet C1500 Exhaust Manifold Gasket Set

Fel-Pro

Part # MS90206

Fits All Trims

Fel-Pro Chevrolet C1500 Exhaust Manifold Gasket Set

$12.77

Fel-Pro Chevrolet C1500 MS 90502 Exhaust Manifold Gasket Set

Fel-Pro

Part # MS90502

Fits All Trims

Fel-Pro Chevrolet C1500 MS 90502 Exhaust Manifold Gasket Set

$19.70

Fel-Pro Chevrolet Nova MS 9786 Intake and Exhaust Manifolds Combination Gasket

Fel-Pro

Part # MS9786

Fits All Trims

Fel-Pro Chevrolet Nova MS 9786 Intake and Exhaust Manifolds Combination Gasket

$13.66

JBA 65-86 GM Truck 265-400 Carbureted w/A.I.R. 1-5/8in Primary Raw 409SS Cat4Ward Header

JBA

Part # 1830S-6

Fits All Trims

JBA 65-86 GM Truck 265-400 Carbureted w/A.I.R. 1-5/8in Primary Raw 409SS Cat4Ward Header

$907.02

JBA 65-86 GM Truck 265-400 Carbureted w/A.I.R. 1-5/8in Primary Silver Ctd Cat4Ward Header

JBA

Part # 1830S-6JS

Fits All Trims

JBA 65-86 GM Truck 265-400 Carbureted w/A.I.R. 1-5/8in Primary Silver Ctd Cat4Ward Header

$1071.74

JBA 65-86 GM Truck 265-400 Carbureted w/A.I.R. 1-5/8in Primary Ti Ctd Cat4Ward Header

JBA

Part # 1830S-6JT

Fits All Trims

JBA 65-86 GM Truck 265-400 Carbureted w/A.I.R. 1-5/8in Primary Ti Ctd Cat4Ward Header

$1010.11

MAHLE Original Chevrolet Bel Air 67-65 Exhaust Manifold Set

Victor Reinz

Part # MS15164

Fits All Trims

MAHLE Original Chevrolet Bel Air 67-65 Exhaust Manifold Set

$15.24

MAHLE Original Chevy 262 Performance Exhaust Manifold

Victor Reinz

Part # 95090SG

Fits All Trims

MAHLE Original Chevy 262 Performance Exhaust Manifold

$44.71

Mufflers

(41)primary
View all
Cometic Chevrolet Big Block V8 .060in. HTS Exh Mani Gasket Set - 2.090in. x 2.090in. Square Ports

Cometic Gasket

Part # C15325HTS

Fits All Trims

Cometic Chevrolet Big Block V8 .060in. HTS Exh Mani Gasket Set - 2.090in. x 2.090in. Square Ports

$35.97

Cometic Chevrolet Gen-1 Small Block V8 .030in MLS Exhaust Manifold Gasket Set - 1.500in Round Port

Cometic Gasket

Part # C5891-030

Fits All Trims

Cometic Chevrolet Gen-1 Small Block V8 .030in MLS Exhaust Manifold Gasket Set - 1.500in Round Port

$51.05

Cometic Chevrolet Gen-3 Inline 6 .059in CFM-20 Intake Exhaust Manifold Gasket

Cometic Gasket

Part # C15010-059

Fits All Trims

Cometic Chevrolet Gen-3 Inline 6 .059in CFM-20 Intake Exhaust Manifold Gasket

$64.74

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .030in MLS Exhaust Manifold Gasket Set

Cometic Gasket

Part # C5350-030

Fits All Trims

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .030in MLS Exhaust Manifold Gasket Set

$54.48

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .030in MLS Exhaust Manifold Gasket Set

Cometic Gasket

Part # C5896-030

Fits All Trims

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .030in MLS Exhaust Manifold Gasket Set

$54.48

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .042in MLS Exhaust Manifold Gasket Set

Cometic Gasket

Part # C5350-042

Fits All Trims

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .042in MLS Exhaust Manifold Gasket Set

$54.48

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .043in Copper Exhaust Manifold Gasket

Cometic Gasket

Part # C5897C

Fits All Trims

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .043in Copper Exhaust Manifold Gasket

$53.34

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .043in Copper Exhaust Manifold Gasket Set

Cometic Gasket

Part # C5896C

Fits All Trims

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .043in Copper Exhaust Manifold Gasket Set

$53.34

Browse all 1971 GMC C25/C2500 Suburban parts

Exhaust Upgrade for Other GMC C25/C2500 Suburban Years

1974 GMC C25/C2500 Suburban1973 GMC C25/C2500 Suburban1972 GMC C25/C2500 Suburban1970 GMC C25/C2500 Suburban1969 GMC C25/C2500 Suburban1968 GMC C25/C2500 Suburban

Other Jobs for Your 1971 GMC C25/C2500 Suburban

1971 GMC C25/C2500 Suburban Intake Upgrade30-60 minutes · easy
1971 GMC C25/C2500 Suburban Tune-Up1-2 hours · easy

Frequently Asked Questions

What parts do I need for a exhaust upgrade on my 1971 GMC C25/C2500 Suburban?

A complete exhaust upgrade on the 1971 GMC C25/C2500 Suburban typically requires headers, mufflers. This page groups parts commonly associated with that year, make, and model; confirm your trim on product pages for exact fit.

How long does a exhaust upgrade take on a 1971 GMC C25/C2500 Suburban?

A exhaust upgrade typically takes 2-5 hours and is rated as moderate difficulty. Actual time may vary depending on your experience and the specific parts being replaced.

Can I do a exhaust upgrade myself?

A exhaust upgrade is a moderate DIY project. If you have some mechanical experience and the right tools, you can handle it. Otherwise, consider having a professional do the work.

Are these parts guaranteed to fit my 1971 GMC C25/C2500 Suburban?

These parts are listed for the 1971 GMC C25/C2500 Suburban using manufacturer fitment data. Some products fit every trim, while others require trim confirmation. Use your trim in My Garage or the product page fitment checker to confirm exact fit.

What brands make exhaust upgrade parts for the 1971 GMC C25/C2500 Suburban?

We carry exhaust upgrade parts from trusted brands including Fel-Pro, JBA, Victor Reinz, and Cometic Gasket. Filter by brand to find your preferred manufacturer.

How much does a exhaust upgrade cost for a 1971 GMC C25/C2500 Suburban?

The cost of a exhaust upgrade for the 1971 GMC C25/C2500 Suburban depends on the parts and brands you choose. Browse the parts on this page to see current pricing. Doing the work yourself saves significantly on labor costs.