Flowmaster Pontiac Headers and Exhaust Parts

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Flowmaster |

#378943042

Flowmaster 943042 40 Series Delta Flow Muffler, 3.00 In/Out

Muffler Type:

Chambered

Inlet Diameter:

Outlet Diameter:

$149.95

/each

$168.95

-11%

Flowmaster |

#378943050

Flowmaster 943050 50 Series Delta Flow Muffler, 3.00 In/Out

Muffler Type:

Chambered

Inlet Diameter:

Outlet Diameter:

$173.95

/each

$195.95

-7%

Flowmaster |

#378854040-10

Flowmaster 854040-10 Delta Force 40 Series Race Muffler, 4 In/Out

Muffler Type:

Chambered

Inlet Diameter:

Outlet Diameter:

$278.95

/each

$302.95

-8%

Flowmaster |

#37815377B

Flowmaster 15377B Exhaust Tip, 3 in. Inlet I.D., 7 in. Length

Exhaust Tubing Diameter:

3 Inch

Finish:

Ceramic Coated

$119.95

/each

$130.95

-7%

Flowmaster |

#37815930FM

Flowmaster 15930FM Header Collector Ball Flange Kit, 3 In to 3 In

GTIN Code:

700042018659

$207.95

/each

$224.95

Exhaust Manifolds VS Headers | How Much HP Do Headers Add

Headers and manifolds differ in design and function. Long tube headers, shorty headers, and exhaust manifolds each have their pros and cons regarding performance and application.

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.

Exhaust Repair

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

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.

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.

Tuning Tips after Header Installation

Making the switch from manifolds to headers is a popular performance upgrade, but it may take more than just bolting on the new part. We provide some tips and things to consider after you bolt on a new set of headers.

Rebuilding Junkyard SBC Vortec Cylinder Heads

Learn how to re-build a junkyard Small Block Chevy. A step-by-step guide on how to select a SBC, machine the valve guide bosses down, and what parts to use to upgrade to your personal liking.

Adding a Water Bypass Kit to an Intake Manifold

Keep your rear cylinders running cool in a high performance engine by installing a water bypass kit to the intake manifold.

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.

Flowmaster |

#37815150S

Flowmaster 15150S Resonator, 2.50 In/Out

GTIN Code:

700042024827

$124.95

/kit

-7%

Flowmaster |

#378MB130048

Flowmaster MB130048 Exhaust Pipes, 3.00 in. O.D x 48in

Exhaust Tubing Diameter:

3 Inch

Exhaust Pipe Type:

Custom Tubing

Outside Diameter:

3.00"

$96.89

/each

$104.95

-8%

Flowmaster |

#37815396B

Flowmaster 15396B 4 In. Exhaust Tip, Black Ceramic, Fits 2.5 In.

Exhaust Tubing Diameter:

2-1/2 Inch

Finish:

Ceramic Coated

$133.95

/each

$145.95

-7%

Flowmaster |

#37815926

Flowmaster 15926 S-Bend Assortment, 2.5in set of 6

Exhaust Tubing Diameter:

2-1/2 Inch

Exhaust Pipe Type:

Custom Tubing

Outside Diameter:

2.50"

$259.95

/kit

$281.95

-7%

Flowmaster |

#37815927

Flowmaster 15927 S-Bend Assortment, 3in set of 6

Exhaust Tubing Diameter:

3 Inch

Exhaust Pipe Type:

Custom Tubing

Outside Diameter:

3.00"

$259.95

/kit

$281.95

-6%

Flowmaster |

#37815935

Flowmaster 15935 U-Fit Dual Exhaust Kit, Universal, 2-1/4 Inch

Exhaust System Type:

Header-Back

Single or Dual:

Dual

Exhaust Tubing Diameter:

2-1/4 Inch

$699.95

/each

$749.95

-8%

Flowmaster |

#37815316

Flowmaster 15316 Exhaust Tip, 2.5 in. Inlet I.D., 8.5 in. Length

Exhaust Tubing Diameter:

2-1/2 Inch

Finish:

Brushed

$181.95

/each

$197.95

-7%

Flowmaster |

#37815361

Flowmaster 15361 Exhaust Tip, 2.5 in. Inlet, 12 in. Long

Exhaust Tubing Diameter:

2-1/2 Inch

Finish:

Polished

$92.19

/each

$99.95

-7%

Flowmaster |

#37815365

Flowmaster 15365 Exhaust Tip, 2.5 in. Inlet, 7.5 in. Long

Exhaust Tubing Diameter:

2-1/2 Inch

Finish:

Polished

$103.95

/each

$112.95

-8%

Flowmaster |

#37815369

Flowmaster 15369 Exhaust Tip, 2.5 in. Inlet

Exhaust Tubing Diameter:

2-1/2 Inch

Finish:

Polished

$108.95

/each

$118.95

-8%

Flowmaster |

#37815377

Flowmaster 15377 Exhaust Tip, 3 in. Inlet I.D., 7 in. Length

Exhaust Tubing Diameter:

3 Inch

Finish:

Polished

$84.45

/each

$91.95

-8%

Flowmaster |

#37815389

Flowmaster 15389 Exhaust Tip, 2.50 in. Inlet, 10 in. Long

Exhaust Tubing Diameter:

2-1/2 Inch

Finish:

Polished

$169.95

/each

$184.95

-7%

Flowmaster |

#37815393

Flowmaster 15393 Exhaust Tip, 3 in. Inlet I.D., 7 in. Length

Exhaust Tubing Diameter:

3 Inch

Finish:

Polished

$207.95

/each

$224.95

-8%

Flowmaster |

#37815397

Flowmaster 15397 Exhaust Tip, 2.5 in. Inlet I.D., 13 in. Length

Exhaust Tubing Diameter:

2-1/2 Inch

Finish:

Polished

$111.95

/each

$121.95

-7%

Flowmaster |

#37815400

Flowmaster 15400 4 In. Exhaust Tip, Carbon Fiber, Fits 2.5 In.

Exhaust Tubing Diameter:

2-1/2 Inch

Finish:

Carbon Fiber

$184.95

/each

$200.95

-9%

Flowmaster |

#37843043

Flowmaster Mufflers 43043 40 Series Muffler, Offset Inlet/Outlet, 3 In

(1)

Muffler Type:

Reflection

Inlet Diameter:

Outlet Diameter:

$101.95

/each

$112.95

-9%

Flowmaster |

#37842542

Flowmaster 42542 40 Series Muffler, 2.50 In/Out

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$101.95

/each

$112.95

-7%

Flowmaster |

#37815938

Flowmaster 15938 Ball Flange 2-1/2 Inch Collector to 2.5 Inch

Material Type:

Steel

Flange Style:

2-Bolt

$212.95

/kit

$230.95

-11%

Flowmaster |

#37853553

Flowmaster 53553 50 Series Big Block Muffler, 3.50 In/Out

Inlet Diameter:

3.5"

Outlet Diameter:

3.5"

$290.95

/each

$327.95

-11%

Flowmaster |

#3788530552

Flowmaster 8530552 Stainless 50 Series Muffler, 3.00 In/ 2.50 Out

Muffler Type:

Chambered

Inlet Diameter:

Outlet Diameter:

2.5"

$224.95

/each

$253.95

-11%

Flowmaster |

#378942450

Flowmaster 942450 50 Series Delta Flow Muffler, 2.25 In/Out

Muffler Type:

Chambered

Inlet Diameter:

2.25"

Outlet Diameter:

2.25"

$185.95

/each

$209.95

-9%

Flowmaster |

#37842441

Flowmaster 42441 2-1/4 Inch Muffler, Offset Inlet/Centered Outlet

(1)

Inlet Diameter:

2.25"

Outlet Diameter:

2.25"

$101.95

/each

$112.95

-7%

Flowmaster |

#37815936

Flowmaster 15936 2-1/2 Inch U-Fit Universal Dual Exhaust Kit

(7)

Exhaust System Type:

Header-Back

Single or Dual:

Dual

Exhaust Tubing Diameter:

2-1/2 Inch

$519.95

/each

$562.95

Flowmaster |

#37871229

Flowmaster 71229 FlowFX Muffler 3.00 Offset In, 3.00 Center Out

(3)

Muffler Type:

Perforated Tube w/Packing

Inlet Diameter:

Outlet Diameter:

$109.95

/each

Flowmaster |

#3789430412

Flowmaster 9430412 40 Series Delta Flow Muffler 3.00 In/ 2.50 Out

Muffler Type:

Chambered

Inlet Diameter:

Outlet Diameter:

2.5"

$145.95

/each

-11%

Flowmaster |

#378952546

Flowmaster 952546 Super 40 Muffler-Offset Inlet-Centered Outlet, 2-1/2

(2)

Muffler Type:

Chambered

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$149.95

/each

$168.95

-11%

Flowmaster |

#3789525454

Flowmaster 9525454 Super 40 Series Delta Flow Muffler 2.50 In/Out

Muffler Type:

Chambered

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$173.95

/each

$195.95

-8%

Flowmaster |

#3788435409

Flowmaster 8435409 Delta Force 40 Series Race Muffler 3.50 In/Out

Muffler Type:

Chambered

Inlet Diameter:

3.5"

Outlet Diameter:

3.5"

$199.95

/each

$218.95

-8%

Flowmaster |

#378815953

Flowmaster 815953 Scavenger X-Pipe, 2.5 in. Diameter

Exhaust Tubing Diameter:

2-1/2 Inch

Finish:

Polished

$118.95

/each

$129.95

-8%

Flowmaster |

#378Y250300

Flowmaster Y250300 Scavenger Series Y Collector, 2.5 Pri / 3 Col

Hardware Included:

Exhaust Tubing Diameter:

2-1/2 Inch

Finish:

Aluminized

$124.95

/each

$136.95

-11%

Flowmaster |

#378942551

Flowmaster 942551 50 Series Delta Flow Muffler, 2.50 In/Out

(2)

Muffler Type:

Chambered

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$173.95

/each

$195.95

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Flowmaster Pontiac Headers and Exhaust Parts

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Brand

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Department

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Products

Flowmaster 943042 40 Series Delta Flow Muffler, 3.00 In/Out

Flowmaster 943050 50 Series Delta Flow Muffler, 3.00 In/Out

Flowmaster 854040-10 Delta Force 40 Series Race Muffler, 4 In/Out

Flowmaster 15377B Exhaust Tip, 3 in. Inlet I.D., 7 in. Length

Flowmaster 15930FM Header Collector Ball Flange Kit, 3 In to 3 In

Related Articles

Flowmaster 15150S Resonator, 2.50 In/Out

Flowmaster MB130048 Exhaust Pipes, 3.00 in. O.D x 48in

Flowmaster 15396B 4 In. Exhaust Tip, Black Ceramic, Fits 2.5 In.

Flowmaster 15926 S-Bend Assortment, 2.5in set of 6

Flowmaster 15927 S-Bend Assortment, 3in set of 6

Flowmaster 15935 U-Fit Dual Exhaust Kit, Universal, 2-1/4 Inch

Flowmaster 15316 Exhaust Tip, 2.5 in. Inlet I.D., 8.5 in. Length

Flowmaster 15361 Exhaust Tip, 2.5 in. Inlet, 12 in. Long

Flowmaster 15365 Exhaust Tip, 2.5 in. Inlet, 7.5 in. Long

Flowmaster 15369 Exhaust Tip, 2.5 in. Inlet

Flowmaster 15377 Exhaust Tip, 3 in. Inlet I.D., 7 in. Length

Flowmaster 15389 Exhaust Tip, 2.50 in. Inlet, 10 in. Long

Flowmaster 15393 Exhaust Tip, 3 in. Inlet I.D., 7 in. Length

Flowmaster 15397 Exhaust Tip, 2.5 in. Inlet I.D., 13 in. Length

Flowmaster 15400 4 In. Exhaust Tip, Carbon Fiber, Fits 2.5 In.

Flowmaster Mufflers 43043 40 Series Muffler, Offset Inlet/Outlet, 3 In

Flowmaster 42542 40 Series Muffler, 2.50 In/Out

Flowmaster 15938 Ball Flange 2-1/2 Inch Collector to 2.5 Inch

Flowmaster 53553 50 Series Big Block Muffler, 3.50 In/Out

Flowmaster 8530552 Stainless 50 Series Muffler, 3.00 In/ 2.50 Out

Flowmaster 942450 50 Series Delta Flow Muffler, 2.25 In/Out

Flowmaster 42441 2-1/4 Inch Muffler, Offset Inlet/Centered Outlet

Flowmaster 15936 2-1/2 Inch U-Fit Universal Dual Exhaust Kit

Flowmaster 71229 FlowFX Muffler 3.00 Offset In, 3.00 Center Out

Flowmaster 9430412 40 Series Delta Flow Muffler 3.00 In/ 2.50 Out

Flowmaster 952546 Super 40 Muffler-Offset Inlet-Centered Outlet, 2-1/2

Flowmaster 9525454 Super 40 Series Delta Flow Muffler 2.50 In/Out

Flowmaster 8435409 Delta Force 40 Series Race Muffler 3.50 In/Out

Flowmaster 815953 Scavenger X-Pipe, 2.5 in. Diameter

Flowmaster Y250300 Scavenger Series Y Collector, 2.5 Pri / 3 Col

Flowmaster 942551 50 Series Delta Flow Muffler, 2.50 In/Out

Models: