Flowmaster Pontiac Headers and Exhaust Parts

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-8%

Flowmaster |

#378T3535

Flowmaster T3535 Scavenger Turndown, 3.5 in. Inlet

Exhaust Tubing Diameter:

3-1/2 Inch

GTIN Code:

700042015023

$94.69

/pair

$102.95

-8%

Flowmaster |

#378MB125048

Flowmaster MB125048 Exhaust Pipes, 2.50 in. O.D x 48in

Exhaust Tubing Diameter:

2-1/2 Inch

Exhaust Pipe Type:

Custom Tubing

Outside Diameter:

2.50"

$88.25

/each

$95.95

-8%

Flowmaster |

#378Y300400

Flowmaster Y300400 Scavenger Series Y Collector, 3 Pri / 4 Col

Hardware Included:

Exhaust Tubing Diameter:

3 Inch

Finish:

Aluminized

$126.95

/each

$138.95

-8%

Flowmaster |

#37815398B

Flowmaster 15398B Exhaust Tip, 3 in. Inlet I.D., 13 in. Length

Exhaust Tubing Diameter:

3 Inch

Finish:

Ceramic Coated

$143.95

/each

$156.95

-11%

Flowmaster |

#378125124

Flowmaster 12512409 Hushpower II 409 Muffler 2.5 Inch ID, 12 Inch Case

(3)

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$169.95

/each

$191.95

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 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.

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.

-8%

Flowmaster |

#37815307

Flowmaster 15307 Exhaust Tip, 2.5 in. Inlet I.D., 10 in. Length

Exhaust Tubing Diameter:

2-1/2 Inch

Finish:

Polished

$126.95

/each

$138.95

-7%

Flowmaster |

#37815363

Flowmaster 15363 Exhaust Tip, 3 in. Inlet, 12 in. Long

Exhaust Tubing Diameter:

3 Inch

Finish:

Polished

$105.95

/each

$114.95

-7%

Flowmaster |

#37815390

Flowmaster 15390 Exhaust Tip, 2.50 in. Inlet, 10 in. Long

Exhaust Tubing Diameter:

2-1/2 Inch

Finish:

Polished

$164.95

/each

$178.95

-8%

Flowmaster |

#37815391

Flowmaster 15391 Exhaust Tip, 2.5 in. Inlet I.D., 10 in. Length

Exhaust Tubing Diameter:

2-1/2 Inch

Finish:

Polished

$89.79

/each

$97.95

-7%

Flowmaster |

#37815401

Flowmaster 15401 4 In. Exhaust Tip, Carbon Fiber, Fits 3 In.

Exhaust Tubing Diameter:

3 Inch

Finish:

Carbon Fiber

$184.95

/each

$200.95

-8%

Flowmaster |

#37815402

Flowmaster 15402 Exhaust Tip, 3 In. Dual-Out Angle-Cut Fits 3 In.

Exhaust Tubing Diameter:

3 Inch

Finish:

Polished

$122.95

/each

$133.95

-8%

Flowmaster |

#37815901

Flowmaster 15901 Single Tailpipe Kit, 2.5in 4-piece

Outside Diameter:

2.50"

Exhaust Tubing Diameter:

2-1/2 Inch

Finish:

Aluminized

$199.95

/kit

$217.95

-8%

Flowmaster |

#37815920

Flowmaster 15920 Exhaust Crossover Pipe, 2.5 in. Diameter

Exhaust Tubing Diameter:

2-1/2 Inch

GTIN Code:

700042014705

$136.95

/kit

$148.95

-7%

Flowmaster |

#37851022

Flowmaster 51022 Exhaust Heat Shield, 22 in. x 10 in.

GTIN Code:

700042014781

$72.99

/kit

$78.95

Flowmaster |

#37852580

Flowmaster 52580 80 Series Crossflow Muffler, 2.50 In/Out

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$114.95

/each

Flowmaster |

#37871225

Flowmaster 71225 FlowFX Muffler 2.25 Offset In, 2.25 Center Out

(2)

Muffler Type:

Perforated Tube w/Packing

Inlet Diameter:

2.25"

Outlet Diameter:

2.25"

$99.95

/each

-7%

Flowmaster |

#37815923

Flowmaster 15923 Ball Flange 3.5 Inch Collector to 3 Inch

Material Type:

Steel

Flange Style:

2-Bolt

$265.95

/pair

$287.95

-8%

Flowmaster |

#37815929

Flowmaster 15929 Single Tailpipe Kit, Universal, 4 Inch, 4-Piece

Outside Diameter:

4.00"

Exhaust Tubing Diameter:

4 Inch

Finish:

Aluminized

$249.95

/kit

$273.95

-8%

Flowmaster |

#37815937

Flowmaster 15937 3 Inch U-Fit Universal Dual Exhaust Kit

(1)

Exhaust System Type:

Header-Back

Single or Dual:

Dual

Exhaust Tubing Diameter:

3 Inch

$549.95

/each

$597.95

-7%

Flowmaster |

#37815925

Flowmaster 15925 Ball Flange 3 Inch Collector to 2.5 Inch

(5)

Material Type:

Steel

Flange Style:

2-Bolt

$207.95

/pair

$224.95

-9%

Flowmaster |

#37842543

Flowmaster Mufflers 42543 40 Series 2.5 Inch Muffler, Offset In/Outlet

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$101.95

/each

$112.95

-8%

Flowmaster |

#37815902

Flowmaster 15902 Single Tailpipe Kit, 3in 4-piece

Outside Diameter:

3.00"

Exhaust Tubing Diameter:

3 Inch

Finish:

Aluminized

$175.95

/kit

$191.95

-6%

Flowmaster |

#37815397B

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

Exhaust Tubing Diameter:

2-1/2 Inch

Finish:

Ceramic Coated

$149.95

/each

$160.95

-11%

Flowmaster |

#378952549

Flowmaster 952549 Super 40 Series Delta Flow Muffler, 2.50 In/Out

Muffler Type:

Chambered

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$152.95

/each

$172.95

-7%

Flowmaster |

#37815362

Flowmaster 15362 Exhaust Tip, 2.5 in. Inlet, 13 in. Long

Exhaust Tubing Diameter:

2-1/2 Inch

Finish:

Polished

$79.19

/each

$85.95

-9%

Flowmaster |

#37842442

Flowmaster 42442 40 Series Muffler, 2.25 In/Out

Inlet Diameter:

2.25"

Outlet Diameter:

2.25"

$101.95

/each

$112.95

-11%

Flowmaster |

#378124124

Flowmaster 12412409 Huspower II Muffler 2.25 Inch 12 Inch Case

(1)

Inlet Diameter:

2.25"

Outlet Diameter:

2.25"

$169.95

/each

$191.95

-9%

Flowmaster |

#37842541

Flowmaster 42541 2-1/2 Inch Muffler, Offset Inlet/Centered Outlet

(1)

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$101.95

/each

$112.95

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

-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

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Flowmaster Pontiac Headers and Exhaust Parts

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Part

Brand

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Department

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Availability

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Products

Flowmaster T3535 Scavenger Turndown, 3.5 in. Inlet

Flowmaster MB125048 Exhaust Pipes, 2.50 in. O.D x 48in

Flowmaster Y300400 Scavenger Series Y Collector, 3 Pri / 4 Col

Flowmaster 15398B Exhaust Tip, 3 in. Inlet I.D., 13 in. Length

Flowmaster 12512409 Hushpower II 409 Muffler 2.5 Inch ID, 12 Inch Case

Related Articles

Flowmaster 15307 Exhaust Tip, 2.5 in. Inlet I.D., 10 in. Length

Flowmaster 15363 Exhaust Tip, 3 in. Inlet, 12 in. Long

Flowmaster 15390 Exhaust Tip, 2.50 in. Inlet, 10 in. Long

Flowmaster 15391 Exhaust Tip, 2.5 in. Inlet I.D., 10 in. Length

Flowmaster 15401 4 In. Exhaust Tip, Carbon Fiber, Fits 3 In.

Flowmaster 15402 Exhaust Tip, 3 In. Dual-Out Angle-Cut Fits 3 In.

Flowmaster 15901 Single Tailpipe Kit, 2.5in 4-piece

Flowmaster 15920 Exhaust Crossover Pipe, 2.5 in. Diameter

Flowmaster 51022 Exhaust Heat Shield, 22 in. x 10 in.

Flowmaster 52580 80 Series Crossflow Muffler, 2.50 In/Out

Flowmaster 71225 FlowFX Muffler 2.25 Offset In, 2.25 Center Out

Flowmaster 15923 Ball Flange 3.5 Inch Collector to 3 Inch

Flowmaster 15929 Single Tailpipe Kit, Universal, 4 Inch, 4-Piece

Flowmaster 15937 3 Inch U-Fit Universal Dual Exhaust Kit

Flowmaster 15925 Ball Flange 3 Inch Collector to 2.5 Inch

Flowmaster Mufflers 42543 40 Series 2.5 Inch Muffler, Offset In/Outlet

Flowmaster 15902 Single Tailpipe Kit, 3in 4-piece

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

Flowmaster 952549 Super 40 Series Delta Flow Muffler, 2.50 In/Out

Flowmaster 15362 Exhaust Tip, 2.5 in. Inlet, 13 in. Long

Flowmaster 42442 40 Series Muffler, 2.25 In/Out

Flowmaster 12412409 Huspower II Muffler 2.25 Inch 12 Inch Case

Flowmaster 42541 2-1/2 Inch Muffler, Offset Inlet/Centered Outlet

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

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

Models: