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Hummer H3 Oval Mufflers
Our Hummer H3 oval mufflers offer a classic shape and time-proven design. Available in a wide variety of finishes, Hummer H3 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 Hummer H3 oval muffler, we have it!
Select Your Vehicle
1 - 12 of 186
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Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 11123
Inlet Diameter: 1.75"
Outlet Diameter: 1.75"
Style: Oval

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 11133
Inlet Diameter: 1.75"
Outlet Diameter: 1.75"
Style: Oval

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 11113
Inlet Diameter: 1.75"
Outlet Diameter: 1.75"
Style: Oval

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 11375
Inlet Diameter: 2.25"
Outlet Diameter: 2.25"
Style: Oval

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 11376
Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 11378
Length: 17"
Inlet Diameter: 2.25"
Outlet Diameter: 2.25"
Style: Oval

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 11132
Inlet Diameter: 2"
Outlet Diameter: 2.25"
Style: Oval

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 11379
Length: 17"
Outlet Diameter: 2.5"
Inlet Diameter: 2.5"
Style: Oval

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 11366
Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 14152
Length: 12"
Inlet Diameter: 4"
Outlet Diameter: 4"
Style: Oval
Finish: Stainless Steel

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

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 11229
Length: 14"
Inlet Diameter: 3"
Outlet Diameter: 3"
Style: Oval
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?


Performance Cat Back Exhaust Muffler System Kit For 06-10 Hummer H3 3.5L/3.7L

HUMMER H3 5.3L 4WD EXHAUST CENTER MUFFLER RESONATOR PIPE OEM 2008 - 2010 ??-CUT-

Stainless Steel Exhaust Rear Muffler fits: 2007-10 Hummer H3 3.7L & 2006 H3 3.5L

2006-2007 Hummer H3 Exhaust Muffler

HUMMER H3 3.7L EXHAUST SYSTEM CENTER MUFFLER RESONATOR PIPE OEM 2007-2010💎-CUT-

2006 06 Hummer H3 Exhaust Muffler Pipe Tube 3.5L 1531 OEM
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Hummer H3 Oval Mufflers
Our Hummer H3 oval mufflers offer a classic shape and time-proven design. Available in a wide variety of finishes, Hummer H3 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 Hummer H3 oval muffler, we have it!
Choose Your Vehicle:
1 - 12 of 186
Sort by:

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 11123
Inlet Diameter: 1.75"
Outlet Diameter: 1.75"
Style: Oval

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 11133
Inlet Diameter: 1.75"
Outlet Diameter: 1.75"
Style: Oval

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 11113
Inlet Diameter: 1.75"
Outlet Diameter: 1.75"
Style: Oval

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 11375
Inlet Diameter: 2.25"
Outlet Diameter: 2.25"
Style: Oval

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 11376
Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 11378
Length: 17"
Inlet Diameter: 2.25"
Outlet Diameter: 2.25"
Style: Oval

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 11132
Inlet Diameter: 2"
Outlet Diameter: 2.25"
Style: Oval

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 11379
Length: 17"
Outlet Diameter: 2.5"
Inlet Diameter: 2.5"
Style: Oval

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 11366
Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 14152
Length: 12"
Inlet Diameter: 4"
Outlet Diameter: 4"
Style: Oval
Finish: Stainless Steel

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

Fits: All Jeeps (Universal), Universal - Fits all Trucks / SUVs
PART# 11229
Length: 14"
Inlet Diameter: 3"
Outlet Diameter: 3"
Style: Oval
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?


Performance Cat Back Exhaust Muffler System Kit For 06-10 Hummer H3 3.5L/3.7L

HUMMER H3 5.3L 4WD EXHAUST CENTER MUFFLER RESONATOR PIPE OEM 2008 - 2010 ??-CUT-

Stainless Steel Exhaust Rear Muffler fits: 2007-10 Hummer H3 3.7L & 2006 H3 3.5L

2006-2007 Hummer H3 Exhaust Muffler

HUMMER H3 3.7L EXHAUST SYSTEM CENTER MUFFLER RESONATOR PIPE OEM 2007-2010💎-CUT-

2006 06 Hummer H3 Exhaust Muffler Pipe Tube 3.5L 1531 OEM
