Buick GS 400 Headers and Exhaust Parts

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Buick GS 400

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-9%

Patriot Exhaust |

#447H7714

Patriot Exhaust H7714 Tubing, Stainless Steel, 2-1/2 Inch, 18 Gauge

Exhaust Tubing Diameter:

2-1/2 Inch

Exhaust Pipe Type:

Custom Tubing

Outside Diameter:

2.50"

$82.33

/each

$90.56

-9%

Patriot Exhaust |

#447H7248

Patriot Exhaust H7248 Collector Reducers, 2.5" to 2.0" Outlet

Material Type:

Steel

Flange Style:

3-Bolt

$43.37

/pair

$47.71

-9%

Patriot Exhaust |

#447H7253

Patriot Exhaust H7253 3-Bolt Collector Flange Kit, 2-1/2 Inch

Material Type:

Steel

Sold in Quantity:

Pair

$43.88

/pair

$48.27

-9%

Patriot Exhaust |

#447H1505

Patriot Exhaust H1505 Exhaust Tip Slash Cut Chrome

(1)

Exhaust Tubing Diameter:

2-1/2 Inch

Finish:

Chrome

$27.43

/each

$30.17

-9%

Patriot Exhaust |

#447H7453

Patriot Exhaust H7453 Heat Shield, Chrome, 46 Inch

(2)

Overall Length:

46.00"

GTIN Code:

694342503161

$126.27

/each

$138.90

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 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.

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.

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.

Exhaust Repair

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

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.

Steering/Gauges - 410 Sprint Car Build

Today, the power steering gear and gauges are being installed on our 410 Sprint Car Build by team Fricke.

Suicide Doors on '41 GMC

In this Tech Tip, John talks about what can be expected when converting to suicide doors.

Speedway Tech Talk - Aluminum Cylinder Heads for 348-409 Chevys

Tim shows off our aluminum cylinder heads for 348-409 Chevys.

-9%

Patriot Exhaust |

#447H6951

Patriot Exhaust H6951 304 SS Exhaust Pipe, 45 Degree Bends 2-1/2 Inch

(1)

Exhaust Tubing Diameter:

2-1/2 Inch

Exhaust Pipe Type:

Elbow/Connector

Outside Diameter:

2.50"

$39.49

/each

$43.44

-9%

Patriot Exhaust |

#447H7696

Patriot Exhaust H7696 4-1 Formed Collector, 2-1/2x5x10, Inch

Material Type:

Steel

Sold in Quantity:

Pair

$87.82

/pair

$96.60

-9%

Patriiot Exhaust H7697 4-1 Slip-On Collectors, 2-1/2x5x12 Inch

Patriot Exhaust |

#447H7697

Patriiot Exhaust H7697 4-1 Slip-On Collectors, 2-1/2x5x12 Inch

Material Type:

Steel

Sold in Quantity:

Pair

$285.50

/pair

$314.05

-9%

Patriot Exhaust |

#447H7701

Patriot Exhaust H7701 Tubing, Stainless Steel, 1-3/8 Inch, 18 Gauge

Exhaust Tubing Diameter:

1-3/8 Inch

Exhaust Pipe Type:

Custom Tubing

Outside Diameter:

1.38"

$137.24

/each

$150.96

-9%

Patriot Exhaust |

#447H7678

Patriot Exhaust H7678 4-1 Formed Collector, 2-1/2 Inch

Material Type:

Steel

Sold in Quantity:

Pair

$71.36

/pair

$78.50

-9%

Patriot Exhaust |

#447H7681

Patriot Exhaust H7681 4-1 Formed Collector, 2x4x10 Inch

Material Type:

Steel

Sold in Quantity:

Pair

$98.79

/pair

$108.67

-9%

Patriot Exhaust |

#447H7684

Patriot Exhaust H7684 4-1 Formed Collector, 3-1/2 Inch

Material Type:

Steel

Sold in Quantity:

Pair

$104.28

/pair

$114.71

Spectre Performance |

#4654642

Spectre 4642 Header Reducer Kit, 2-1/2 Inlet, 2-1/4 Inch Outlet, Pair

(2)

Material Type:

Steel

Flange Style:

3-Bolt

$34.99

/pair

-9%

Patriot Exhaust |

#447H7036

Patriot Exhaust H7036 18 Gauge Exhaust Pipe, 2 Inch

Exhaust Tubing Diameter:

2 Inch

Exhaust Pipe Type:

Custom Tubing

Outside Diameter:

2.00"

$43.88

/each

$48.27

$161 Off

MagnaFlow |

#37612595

MagnaFlow 12595 5x11 Inch Oval Center/Dual Stainless Muffler

Muffler Type:

Straight-Through

Inlet Diameter:

3.5"

Outlet Diameter:

$309.00

/each

$470.37

Muffler Type:

Straight-Through

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$130.00

/each

$196.64

-34%

MagnaFlow |

#37612634

MagnaFlow 12634 6x6 Inch Round Offset/Offset Stainless Muffler

Muffler Type:

Straight-Through

Inlet Diameter:

Outlet Diameter:

$123.00

/each

$187.28

-33%

MagnaFlow |

#37612635

MagnaFlow 12635 6x6 Inch Round Offset/Offset Stainless Muffler

Muffler Type:

Straight-Through

Inlet Diameter:

2.25"

Outlet Diameter:

2.25"

$130.00

/each

$196.64

-34%

MagnaFlow |

#37612641

MagnaFlow 12641 6x6 Inch Round Center/Center Stainless Muffler

Muffler Type:

Straight-Through

Inlet Diameter:

Outlet Diameter:

$189.00

/each

$287.41

-34%

MagnaFlow |

#37612646

MagnaFlow 12646 6x6 Inch Round Center/Center Stainless Muffler

Muffler Type:

Straight-Through

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$146.00

/each

$221.35

-34%

MagnaFlow |

#37612649

MagnaFlow 12649 6x6 Inch Round Center/Center Stainless Muffler

Muffler Type:

Straight-Through

Inlet Diameter:

Outlet Diameter:

$162.00

/each

$245.87

-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 |

#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

-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 |

#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

-8%

Flowmaster |

Muffler Type:

Straight-Through

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$164.00

/each

$249.63

Showing 1 - 288 of 1,801 results

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Buick GS 400 Headers and Exhaust Parts

Year

Subcategory

Part

Brand

Transmission Family

Availability

Engine Family

Discounts

Price

Customer Rating

Products

Patriot Exhaust H7714 Tubing, Stainless Steel, 2-1/2 Inch, 18 Gauge

Patriot Exhaust H7248 Collector Reducers, 2.5" to 2.0" Outlet

Patriot Exhaust H7253 3-Bolt Collector Flange Kit, 2-1/2 Inch

Patriot Exhaust H1505 Exhaust Tip Slash Cut Chrome

Patriot Exhaust H7453 Heat Shield, Chrome, 46 Inch

Related Articles

Patriot Exhaust H6951 304 SS Exhaust Pipe, 45 Degree Bends 2-1/2 Inch

Patriot Exhaust H7696 4-1 Formed Collector, 2-1/2x5x10, Inch

Patriiot Exhaust H7697 4-1 Slip-On Collectors, 2-1/2x5x12 Inch

Patriot Exhaust H7701 Tubing, Stainless Steel, 1-3/8 Inch, 18 Gauge

Patriot Exhaust H7678 4-1 Formed Collector, 2-1/2 Inch

Patriot Exhaust H7681 4-1 Formed Collector, 2x4x10 Inch

Patriot Exhaust H7684 4-1 Formed Collector, 3-1/2 Inch

Spectre 4642 Header Reducer Kit, 2-1/2 Inlet, 2-1/4 Inch Outlet, Pair

Patriot Exhaust H7036 18 Gauge Exhaust Pipe, 2 Inch

MagnaFlow 12595 5x11 Inch Oval Center/Dual Stainless Muffler

Flowmaster 15150S Resonator, 2.50 In/Out

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

MagnaFlow 12616 6x6 Inch Round Center/Center Stainless Muffler

MagnaFlow 12634 6x6 Inch Round Offset/Offset Stainless Muffler

MagnaFlow 12635 6x6 Inch Round Offset/Offset Stainless Muffler

MagnaFlow 12641 6x6 Inch Round Center/Center Stainless Muffler

MagnaFlow 12646 6x6 Inch Round Center/Center Stainless Muffler

MagnaFlow 12649 6x6 Inch Round Center/Center Stainless Muffler

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

Flowmaster 15377B 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 15396B 4 In. Exhaust Tip, Black Ceramic, Fits 2.5 In.

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

MagnaFlow 10706 2.5 In 90 Degree Bend Performance Exhaust Pipe

MagnaFlow 10716 2.5 Inch 180 Degree Bend Performance Exhaust Pipe

MagnaFlow 10720 2.5 Inch 90 Degree Bend Exhaust Pipe, 10 Pack

MagnaFlow 14316 4x9 Inch Oval Center/Center Stainless Muffler