1-800-419-1152

Contact

Andy's Parts Smarts

Cart

Hello, Sign In!

Home

Exhaust

Mufflers

GMC Mufflers

S15 Parts

S15 Mufflers

GMC S15 Oval Mufflers

Our GMC S15 oval mufflers offer a classic shape and time-proven design. Available in a wide variety of finishes, GMC S15 oval mufflers are also typically lower profile than other styles, so you can tuck them up as needed for additional clearance. Whether you want a stock or performance GMC S15 oval muffler, we have it!

Home

Exhaust

Mufflers

GMC Mufflers

S15 Parts

S15 Mufflers

GMC S15 Oval Mufflers

Choose Your Vehicle:

Shop GMC S15 Oval Mufflers by Year

1947

1948

1949

1950

1951

1952

1953

1954

1955

1956

1957

1958

1959

1960

1961

1962

1963

1964

1965

1966

1967

1968

1969

1970

1971

1972

1973

1974

1975

1976

1977

1978

1979

1980

1981

1982

1983

1984

1985

1986

1987

1988

1989

1990

1991

1992

1993

1994

1995

1996

1997

1998

1999

2000

2001

2002

2003

2004

2005

2006

2007

2008

2009

2010

2011

2012

2013

2014

2015

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026

Shop GMC S15 Oval Mufflers by Brand

Borla

Gibson

MagnaFlow

1 - 12 of 174

Sort by:

All Jeeps (Universal), Universal - Fits all Trucks / SUVs Magnaflow Muffler - 3.5

Magnaflow Muffler - 3.5"x7" Oval - 1.75"/1.75" Center Inlet/Center Outlet - 14" Body Length - 20" Overall Length - 2" Core (Satin Finish)

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs

PART# 11113

Inlet Diameter: 1.75"

Outlet Diameter: 1.75"

Style: Oval

Retail: $219.48

$210.70

Magnaflow Muffler - 3.5"x7" Oval - 1.75"/1.75" Center Inlet/Offset Outlet - 14" Body Length - 20" Overall Length - 2" Core (Satin Finish)

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs

PART# 11123

Inlet Diameter: 1.75"

Outlet Diameter: 1.75"

Style: Oval

Retail: $161.18

$154.73

Free Shipping!

Magnaflow Muffler - 3.5"x7" Oval - 1.75"/1.75" Offset Inlet/Offset Outlet - 14" Body Length - 20" Overall Length - 2" Core (Satin Finish)

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs

PART# 11133

Inlet Diameter: 1.75"

Outlet Diameter: 1.75"

Style: Oval

Retail: $161.18

$154.73

Free Shipping!

Magnaflow Muffler - 3.5"x7" Oval - 2"/2.25" Offset Inlet/Offset Outlet - 11" Body Length - 17" Overall Length - 2" Core (Satin Finish)

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs

PART# 11132

Inlet Diameter: 2"

Outlet Diameter: 2.25"

Style: Oval

Retail: $222.18

$213.29

All Jeeps (Universal), Universal - Fits all Trucks / SUVs Magnaflow Muffler - 4

Magnaflow Muffler - 4"x9" Oval - 2.5"/2.5" Center Inlet/Offset Outlet - 11" Body Length - 17" Overall Length - 2.5" Core (Satin Finish)

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs

PART# 11366

Inlet Diameter: 2.5"

Outlet Diameter: 2.5"

Style: Oval

Retail: $196.64

$188.77

Magnaflow Muffler - 4"x9" Oval - 2.25"/2.25" Offset Inlet/Offset Same Side Outlet - 11" Body Length - 17" Overall Length - 2.5" Core (Satin Finish)

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs

PART# 11375

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Style: Oval

Retail: $196.64

$188.77

Magnaflow Muffler - 4"x9" Oval - 2.5"/2.5" Offset Inlet/Offset Same Side Outlet - 11" Body Length - 17" Overall Length - 2.5" Core (Satin Finish)

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs

PART# 11376

Inlet Diameter: 2.5"

Outlet Diameter: 2.5"

Style: Oval

Retail: $196.64

$188.77

Magnaflow Muffler - 4"x9" Oval - 2.25"/2.25" Dual Inlet/Dual Outlet - 11" Body Length - 17" Overall Length - Dual 2.5" Core (Satin Finish)

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs

PART# 11378

Length: 17"

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Style: Oval

Retail: $259.05

$248.69

Free Shipping!

Magnaflow Muffler - 4"x9" Oval - 2.5"/2.5" Dual Inlet/Dual Outlet - 11" Body Length - 17" Overall Length - Dual 2.5" Core (Satin Finish)

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs

PART# 11379

Length: 17"

Outlet Diameter: 2.5"

Inlet Diameter: 2.5"

Style: Oval

Retail: $259.05

$248.69

Free Shipping!

All Jeeps (Universal), Universal - Fits all Trucks / SUVs Magnaflow Muffler - 5

Magnaflow Muffler - 5"x8" Oval - 4"/4" Center Inlet/Center Outlet - 6" Body Length - 12" Overall Length - 4" Core (Mirror Finish)

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs

PART# 14152

Length: 12"

Inlet Diameter: 4"

Outlet Diameter: 4"

Style: Oval

Finish: Stainless Steel

Retail: $303.20

$291.07

Free Shipping!

Magnaflow Muffler - 5"x8" Oval - 3.5"/3.5" Center Inlet/Center Outlet - 6" Body Length - 12" Overall Length - 3.5" Core (Mirror Finish)

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs

PART# 14150

Length: 12"

Inlet Diameter: 3.5"

Outlet Diameter: 3.5"

Style: Oval

Finish: Stainless Steel

Retail: $301.17

$289.12

Free Shipping!

Magnaflow Muffler - 3.5"x7" Oval - 2"/2" Center Inlet/Center Outlet - 14" Body Length - 20" Overall Length - 2" Core (Satin Finish)

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs

PART# 11114

Inlet Diameter: 2"

Outlet Diameter: 2"

Style: Oval

Retail: $219.48

$210.70

When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.

Not able to find what you are looking for?

Fits 88-94 Chevrolet S10 GMC S15 4.3L Walker Sound FX Exhaust Muffler 18499

83-01 Chevrolet GMC S10 S15 Performance Truck Dual Exhaust - Flowmaster Super 44

Exhaust Muffler Fits 1986 1987 1988 1989 GMC S15

83-01 Chevrolet GMC S10 S15 Truck Dual Performance Exhaust - Flowmaster Super 44

Magnaflow Performance Exhaust 11236 Stainless Steel Muffler For GMC S15 Jimmy

83-01 Chevrolet GMC S10 S15 Truck Performance Dual Exhaust - 18" MaxFlow Muffler

Click here to view more GMC S15 Performance Mufflers on eBay