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Oldsmobile 442 Thermal Research Mufflers
Select Your Vehicle
Shop Oldsmobile 442 Thermal Research Mufflers by Year
1 - 9 of 9
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Fits: Universal - Fits all Cars
PART# 61425S
Length: 14"
Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Round
Finish: Stainless Steel
Fits: Universal - Fits all Cars
PART# 81424S
Length: 14"
Inlet Diameter: 2.25"
Outlet Diameter: 2.25"
Style: Oval
Finish: Stainless Steel
Fits: Universal - Fits all Cars
PART# 81824DS
Length: 18"
Outlet Diameter: 2.25"
Inlet Diameter: 2.25"
Style: Oval
Finish: Stainless Steel
Fits: Universal - Fits all Cars
PART# 61424S
Length: 14"
Inlet Diameter: 2.25"
Outlet Diameter: 2.25"
Style: Round
Finish: Stainless Steel
Fits: Universal - Fits all Cars
PART# 81425S
Length: 14"
Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Finish: Stainless Steel
Fits: Universal - Fits all Cars
PART# 81824S
Length: 18"
Outlet Diameter: 2.25"
Inlet Diameter: 2.25"
Style: Oval
Finish: Stainless Steel
Fits: Universal - Fits all Cars
PART# 81230S
Length: 12"
Inlet Diameter: 3"
Outlet Diameter: 3"
Style: Oval
Finish: Stainless Steel
Fits: Universal - Fits all Cars
PART# 71330S
Inlet Diameter: 3"
Style: Round
Finish: Stainless Steel
Fits: Universal - Fits all Cars
PART# 71630S
Length: 16"
Inlet Diameter: 3"
Outlet Diameter: 3"
Style: Round
Finish: Stainless Steel
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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?
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Dual 3" Header Back Exhaust No Muffler 64-67 GM A-Body Cutlass/Chevelle/Special
![](https://i.ebayimg.com/images/g/SMAAAOSwz6FmFvX8/s-l225.jpg)
Fits 1964-1972 Buick Skylark Chambered Muffler-Stainless SFS43043-JHPR
![](https://i.ebayimg.com/images/g/CuIAAOSwpUteVBYN/s-l225.jpg)
FlowMaster Exhaust Muffler for 1965-1971 Oldsmobile 442
![](https://i.ebayimg.com/images/g/fG8AAOSwkWtmFvQe/s-l225.jpg)
Fits 1963-1967 Chevrolet Corvette Chambered Muffler SF42553-JHPR
![](https://i.ebayimg.com/images/g/f9sAAOSwvcJmFvXo/s-l225.jpg)
Fits 1964-1972 Buick Skylark Chambered Muffler-Stainless SFS43043-JHPR
![](https://i.ebayimg.com/images/g/M0cAAOSwQW9foXL1/s-l225.jpg)
FlowMaster Pipe System Kit for 1965-71 Oldsmobile 442
Oldsmobile 442 Thermal Research Mufflers
Choose Your Vehicle:
Shop Oldsmobile 442 Thermal Research Mufflers by Year
1 - 9 of 9
Sort by:
Fits: Universal - Fits all Cars
PART# 61425S
Length: 14"
Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Round
Finish: Stainless Steel
Fits: Universal - Fits all Cars
PART# 81424S
Length: 14"
Inlet Diameter: 2.25"
Outlet Diameter: 2.25"
Style: Oval
Finish: Stainless Steel
Fits: Universal - Fits all Cars
PART# 81824DS
Length: 18"
Outlet Diameter: 2.25"
Inlet Diameter: 2.25"
Style: Oval
Finish: Stainless Steel
Fits: Universal - Fits all Cars
PART# 61424S
Length: 14"
Inlet Diameter: 2.25"
Outlet Diameter: 2.25"
Style: Round
Finish: Stainless Steel
Fits: Universal - Fits all Cars
PART# 81425S
Length: 14"
Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Finish: Stainless Steel
Fits: Universal - Fits all Cars
PART# 81824S
Length: 18"
Outlet Diameter: 2.25"
Inlet Diameter: 2.25"
Style: Oval
Finish: Stainless Steel
Fits: Universal - Fits all Cars
PART# 81230S
Length: 12"
Inlet Diameter: 3"
Outlet Diameter: 3"
Style: Oval
Finish: Stainless Steel
Fits: Universal - Fits all Cars
PART# 71330S
Inlet Diameter: 3"
Style: Round
Finish: Stainless Steel
Fits: Universal - Fits all Cars
PART# 71630S
Length: 16"
Inlet Diameter: 3"
Outlet Diameter: 3"
Style: Round
Finish: Stainless Steel
Previous | 1 | Next |
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?
![](/images/home/ebay_certified.gif)
![](https://i.ebayimg.com/images/g/oXMAAOSw1bVc5FI7/s-l225.jpg)
Dual 3" Header Back Exhaust No Muffler 64-67 GM A-Body Cutlass/Chevelle/Special
![](https://i.ebayimg.com/images/g/SMAAAOSwz6FmFvX8/s-l225.jpg)
Fits 1964-1972 Buick Skylark Chambered Muffler-Stainless SFS43043-JHPR
![](https://i.ebayimg.com/images/g/CuIAAOSwpUteVBYN/s-l225.jpg)
FlowMaster Exhaust Muffler for 1965-1971 Oldsmobile 442
![](https://i.ebayimg.com/images/g/fG8AAOSwkWtmFvQe/s-l225.jpg)
Fits 1963-1967 Chevrolet Corvette Chambered Muffler SF42553-JHPR
![](https://i.ebayimg.com/images/g/f9sAAOSwvcJmFvXo/s-l225.jpg)
Fits 1964-1972 Buick Skylark Chambered Muffler-Stainless SFS43043-JHPR
![](https://i.ebayimg.com/images/g/M0cAAOSwQW9foXL1/s-l225.jpg)
FlowMaster Pipe System Kit for 1965-71 Oldsmobile 442
![](/images/home/in_the_press_slider_animation_728x90.gif)