Flowmaster Oldsmobile Headers and Exhaust Parts

Get an exact fit for your

Oldsmobile

Year

Choose Year

Year

Make

Choose Make

Make

Model

Choose Model

Model

171 products

Sort By:

Clear All

Fitment

Oldsmobile

Products

Flowmaster |

#37871226

Flowmaster 71226 FlowFX Muffler 2.50 Offset In, 2.50 Center Out

(1)

Muffler Type:

Perforated Tube w/Packing

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$84.95

/each

-11%

Flowmaster |

#378942440

Flowmaster 942440 40 Series Delta Flow Muffler, 2.25 In/Out

Muffler Type:

Chambered

Inlet Diameter:

2.25"

Outlet Diameter:

2.25"

$152.95

/each

$172.95

-11%

Flowmaster |

#378942549

Flowmaster 942549 Super 44 Series Muffler, 2.50 In/Out

Muffler Type:

Chambered

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$136.95

/each

$154.95

-11%

Flowmaster |

#3789430502

Flowmaster 9430502 50 Series Delta Flow Muffler 3.00 In/ 2.50 Out

Muffler Type:

Chambered

Inlet Diameter:

Outlet Diameter:

2.5"

$173.95

/each

$195.95

-11%

Flowmaster |

#378943047

Flowmaster 943047 Super 44 Series Muffler, 3.00 In/Out

Muffler Type:

Chambered

Inlet Diameter:

Outlet Diameter:

$137.95

/each

$155.95

Exhaust System Header Wrapping

Whether you’re looking for performance improvements or heat reduction, if you decide to wrap your headers, we'll show you the benefits and possible precautions to take before you wrap your exhaust.

Exhaust Repair

Some basic info on the various exhaust options carried by Speedway Motors.

Hooker Header Installation Guide

Hooker headers are installed in a 1967 Pontiac Firebird for increased power and a boost in performance. See how to work through fitment of the steering box, clutch Z bar and starter.

Ceramic Coated Headers

Watch our video on the ceramic coating process for Armor Hot Coating. Headers coated with Armor Hot Coating protect your car without sacrificing looks.

Speedway Roadster Headers for a 305 Trike

In this Tech Tip, a customer asked about using a set of Small Block Chevy Sprint Roadster headers for his trike, powered by a stock 305.

Speedway Tech Talk - Maintaining Your Headers

Maintaining your headers is an important part of any hot rod. Pat gives some tips and demonstrates how well Purple Metal Polish works for keeping your headers looking great.

Replacing GM Rear End Spherical Bushings

In this budget build, a GM rear end is upgraded in order to hold 400+ HP. See how spherical bushings are replaced in a used 8.5” GM 10 bolt rear end.

Vintage Overhead Valve Conversions for the Ford Flathead

Check out some cool overhead conversions to the Ford flathead V8 on display in the Museum of American Speed!

GM Body Styles

Need a little help Identifying GM Body Styles 1964-1972? Click Here!

-11%

Flowmaster |

#378943045

Flowmaster 943045 Super 44 Series Muffler, 3.00 In/Out

Muffler Type:

Chambered

Inlet Diameter:

Outlet Diameter:

$137.95

/each

$155.95

-7%

Flowmaster |

#378815936

Flowmaster 815936 Pipe Kit, 2.5 in. Diameter

Exhaust System Type:

Header-Back

Single or Dual:

Dual

Exhaust Tubing Diameter:

2-1/2 Inch

$584.95

/kit

$633.95

-11%

Flowmaster |

#37842443

Flowmaster Mufflers 42443 40 Series 2.25 In. Muffler, Offset In/Outlet

Inlet Diameter:

2.25"

Outlet Diameter:

2.25"

$101.95

/each

$114.95

-11%

Flowmaster |

#378125123

Flowmaster 12512300 Hushpower II 304 Muffler 2.5 Inch ID, 12 Inch Case

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$199.95

/each

$224.95

Flowmaster |

#37872198

Flowmaster 72198 FlowFX Muffler 3.00 Center In, 2.50 Dual Out

Muffler Type:

Perforated Tube w/Packing

Inlet Diameter:

Outlet Diameter:

2.5"

$119.95

/each

Flowmaster |

#37871416

Flowmaster 71416 FlowFX Muffler 2.50 In/Out Round Body

(12)

Muffler Type:

Perforated Tube w/Packing

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$84.95

/each

-11%

Flowmaster |

#378953046

Flowmaster 953046 Super 40 3 In. Muffler, Offset Inlet-Centered Outlet

Muffler Type:

Chambered

Inlet Diameter:

Outlet Diameter:

$149.95

/each

$168.95

Flowmaster |

#37871419

Flowmaster 71419 FlowFX Muffler 3.00 In/Out Round Body

(2)

Muffler Type:

Perforated Tube w/Packing

Inlet Diameter:

Outlet Diameter:

$99.95

/each

-11%

Flowmaster |

#378942548

Flowmaster Mufflers 942548 Super 44 2.5 Inch Muffler, Offset In/Outlet

(2)

Muffler Type:

Chambered

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$137.95

/each

$155.95

Flowmaster |

#37871415

Flowmaster 71415 FlowFX Muffler 2.25 In/Out Round Body

(2)

Muffler Type:

Perforated Tube w/Packing

Inlet Diameter:

2.25"

Outlet Diameter:

2.25"

$84.95

/each

-11%

Flowmaster |

#378842448

Flowmaster 842448 Stainless Super 44 Series Muffler, 2.25 In/Out

Muffler Type:

Chambered

Inlet Diameter:

2.25"

Outlet Diameter:

2.25"

$139.95

/each

$157.95

-11%

Flowmaster |

#378942451

Flowmaster 942451 50 Series Delta Flow Muffler, 2.25 In/Out

Muffler Type:

Chambered

Inlet Diameter:

2.25"

Outlet Diameter:

2.25"

$173.95

/each

$195.95

-11%

Flowmaster |

#378942043

Flowmaster 942043 40 Series Delta Flow Muffler, 2.00 In/Out

Muffler Type:

Chambered

Inlet Diameter:

Outlet Diameter:

$149.95

/each

$168.95

-11%

Flowmaster |

#378842451

Flowmaster 842451 50 Series Delta Flow Muffler, 2.25 In/Out

Muffler Type:

Chambered

Inlet Diameter:

2.25"

Outlet Diameter:

2.25"

$188.95

/each

$212.95

-11%

Flowmaster |

#378842453

Flowmaster 842453 50 Series Delta Flow Muffler, 2.25 In/Out

Muffler Type:

Chambered

Inlet Diameter:

2.25"

Outlet Diameter:

2.25"

$188.95

/each

$212.95

Flowmaster |

#378852548

Flowmaster 852548 Super 40 Series Delta Flow Muffler, 2.50 In/Out

Muffler Type:

Chambered

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$84.95

/each

-11%

Flowmaster |

#3788042441

Flowmaster 8042441 Stainless 40 Series Muffler, 2.25 In/Out

Muffler Type:

Chambered

Inlet Diameter:

2.25"

Outlet Diameter:

2.25"

$135.95

/each

$152.95

-11%

Flowmaster |

#378842548

Flowmaster 842548 Stainless Super 44 Series Muffler, 2.50 In/Out

Muffler Type:

Chambered

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$139.95

/each

$157.95

-11%

Flowmaster |

#378842446

Flowmaster 842446 Stainless Super 44 Series Muffler, 2.25 In/Out

Muffler Type:

Chambered

Inlet Diameter:

2.25"

Outlet Diameter:

2.25"

$139.95

/each

$157.95

-11%

Flowmaster |

#3788042543

Flowmaster 8042543 Stainless 40 Series Muffler, 2.50 In/Out

Muffler Type:

Chambered

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$135.95

/each

$152.95

-11%

Flowmaster |

#378942543

Flowmaster 942543 40 Series Delta Flow Muffler, 2.50 In/Out

Muffler Type:

Chambered

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$149.95

/each

$168.95

-11%

Flowmaster |

#378842543

Flowmaster 842543 40 Series Delta Flow Muffler, 2.50 In/Out

Muffler Type:

Chambered

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$168.95

/each

$190.95

Showing all 171 results

Shop Feedback:

Did you find what you are looking for?

Models:

Cutlass Cutlass Supreme 442 Cutlass Salon Custom Cruiser F85 Vista Cruiser Cutlass Calais Cutlass Cruiser Delta 88 Omega

Flowmaster Oldsmobile Headers and Exhaust Parts

Model

Subcategory

Part

Brand

Product Line

Application

Department

Engine Family

Availability

Discounts

Price

Customer Rating

Products

Flowmaster 71226 FlowFX Muffler 2.50 Offset In, 2.50 Center Out

Flowmaster 942440 40 Series Delta Flow Muffler, 2.25 In/Out

Flowmaster 942549 Super 44 Series Muffler, 2.50 In/Out

Flowmaster 9430502 50 Series Delta Flow Muffler 3.00 In/ 2.50 Out

Flowmaster 943047 Super 44 Series Muffler, 3.00 In/Out

Related Articles

Flowmaster 943045 Super 44 Series Muffler, 3.00 In/Out

Flowmaster 815936 Pipe Kit, 2.5 in. Diameter

Flowmaster Mufflers 42443 40 Series 2.25 In. Muffler, Offset In/Outlet

Flowmaster 12512300 Hushpower II 304 Muffler 2.5 Inch ID, 12 Inch Case

Flowmaster 72198 FlowFX Muffler 3.00 Center In, 2.50 Dual Out

Flowmaster 71416 FlowFX Muffler 2.50 In/Out Round Body

Flowmaster 953046 Super 40 3 In. Muffler, Offset Inlet-Centered Outlet

Flowmaster 71419 FlowFX Muffler 3.00 In/Out Round Body

Flowmaster Mufflers 942548 Super 44 2.5 Inch Muffler, Offset In/Outlet

Flowmaster 71415 FlowFX Muffler 2.25 In/Out Round Body

Flowmaster 842448 Stainless Super 44 Series Muffler, 2.25 In/Out

Flowmaster 942451 50 Series Delta Flow Muffler, 2.25 In/Out

Flowmaster 942043 40 Series Delta Flow Muffler, 2.00 In/Out

Flowmaster 842451 50 Series Delta Flow Muffler, 2.25 In/Out

Flowmaster 842453 50 Series Delta Flow Muffler, 2.25 In/Out

Flowmaster 852548 Super 40 Series Delta Flow Muffler, 2.50 In/Out

Flowmaster 8042441 Stainless 40 Series Muffler, 2.25 In/Out

Flowmaster 842548 Stainless Super 44 Series Muffler, 2.50 In/Out

Flowmaster 842446 Stainless Super 44 Series Muffler, 2.25 In/Out

Flowmaster 8042543 Stainless 40 Series Muffler, 2.50 In/Out

Flowmaster 942543 40 Series Delta Flow Muffler, 2.50 In/Out

Flowmaster 842543 40 Series Delta Flow Muffler, 2.50 In/Out

Models: