GM S-Series Mufflers

Find Parts That Fit Your Vehicle

261 products

Sort By:

Clear All

Department

Truck

Application

Truck Accessories

Products

-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 |

#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 |

#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 |

#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 |

#3788042541

Flowmaster 8042541 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 |

#378942541

Flowmaster 942541 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 |

#378842541

Flowmaster 842541 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

-11%

Flowmaster |

#378842551

Flowmaster 842551 50 Series Delta Flow Muffler, 2.50 In/Out

Muffler Type:

Chambered

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$188.95

/each

$212.95

-11%

Flowmaster |

#378842546

Flowmaster 842546 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

Flowmaster |

#37871236

Flowmaster 71236 FlowFX Muffler 2.50 Offset In, 2.50 Offset Out

(4)

Muffler Type:

Perforated Tube w/Packing

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$99.95

/each

Showing 1 - 36 of 261 results

Shop Feedback:

Did you find what you are looking for?

GM S-Series Mufflers

Part

Brand

Availability

Discounts

Platform

Price

Customer Rating

Products

Flowmaster 8042441 Stainless 40 Series Muffler, 2.25 In/Out

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

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

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

Flowmaster 8042541 Stainless 40 Series Muffler, 2.50 In/Out

Flowmaster 942541 40 Series Delta Flow Muffler, 2.50 In/Out

Flowmaster 842541 40 Series Delta Flow Muffler, 2.50 In/Out

Flowmaster 842551 50 Series Delta Flow Muffler, 2.50 In/Out

Flowmaster 842546 Stainless Super 44 Series Muffler, 2.50 In/Out

Flowmaster 71236 FlowFX Muffler 2.50 Offset In, 2.50 Offset Out