Hedman Hedders GMC K25 Parts

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Hedman Hedders

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Hedman Hedders |

#41821115

Hedman Hedders 21115 3 Inch Ball-Style Header Reducers 2-1/2 Inch

Sold in Quantity:

Pair

Flange Style:

3-Bolt Ball and Socket

$33.99

/pair

Hedman Hedders |

#41821116

Hedman Hedders 21116 2-1/2 Inch Ball-Style Header Reducer 2 Inch

Sold in Quantity:

Each

Flange Style:

3-Bolt Ball and Socket

$25.12

/each

Hedman Hedders |

#41822115

Hedman Hedders 22115 3 Inch Ball-Style Header Reducers 2-1/2 Inch

Sold in Quantity:

Pair

Flange Style:

3-Bolt Ball and Socket

$167.97

/pair

Hedman Hedders |

#41822123

Hedman Hedders 22123 2-1/2 Inch Ball-Style Header Reducers 2 Inch

Sold in Quantity:

Pair

Flange Style:

3-Bolt Ball and Socket

$172.92

/pair

Hedman Hedders |

#41822124

Hedman Hedders 22124 2-1/2 Inch Ball-Style Header Reducer 2 Inch

Sold in Quantity:

Each

Flange Style:

3-Bolt Ball and Socket

$93.62

/each

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.

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.

GM Body Styles

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

Centering a 525 Steering Gear

Steve takes us along as he centers the 525 manual steering gear he is using for his Laguna.

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.

Hedman Hedders |

#41829049

Hedman Hedders 29049 1-3/4 Inch 120 Degree 3 Inch Exhaust Pipe

Exhaust Tubing Diameter:

1-3/4 Inch

Exhaust Pipe Type:

Custom Tubing

$54.99

/each

Hedman Hedders |

#41829050

Hedman Hedders 29050 1-3/4 Inch 180 Degree 3 Inch Exhaust Pipe

Exhaust Tubing Diameter:

1-3/4 Inch

Exhaust Pipe Type:

Custom Tubing

$47.99

/each

Hedman Hedders |

#41829053

Hedman Hedders 29053 2 Inch 180 Degree 3 Inch Exhaust Pipe

Exhaust Tubing Diameter:

2 Inch

Exhaust Pipe Type:

Custom Tubing

$55.59

/each

Hedman Hedders |

#41825560

Hedman Hedders 25560 Muffler Turbo Muffler 2 Inch

Muffler Type:

Turbo

Inlet Diameter:

Outlet Diameter:

$97.26

/each

Hedman Hedders |

#41825660

Hedman Hedders 25660 Muffler Gasket-Style Header Muffler 2-1/4

Muffler Type:

Turbo

Inlet Diameter:

2.25"

Outlet Diameter:

$112.99

/each

Hedman Hedders |

#41818700

Hedman Hedders 18700 Header X-Tensions 2 1/2 Inch, S-Bend

Exhaust Tubing Diameter:

2-1/2 Inch

Finish:

Raw

Tube Length:

17"

$48.99

/pair

Hedman Hedders |

#41818701

Hedman Hedders 18701 Header X-Tensions 3 Inch, Gasket Style

Exhaust Tubing Diameter:

3 Inch

Finish:

Raw

Tube Length:

23"

$70.58

/pair

Hedman Hedders |

#41818715

Hedman Hedders 18715 Header X-Tensions 2 1/2 Inch, Gasket Style

Exhaust Tubing Diameter:

2-1/2 Inch

Finish:

Raw

Tube Length:

17"

$55.99

/pair

Hedman Hedders |

#41821119

Hedman Hedders 21119 3 Inch Ball-Style Header Reducers 3 Inch

(1)

Sold in Quantity:

Pair

Flange Style:

3-Bolt Ball and Socket

$38.99

/pair

Hedman Hedders |

#41825662

Hedman Hedders 25662 Muffler Gasket-Style Header Muffler 2-1/2

Muffler Type:

Turbo

Inlet Diameter:

2.5"

Outlet Diameter:

$122.99

/each

Hedman Hedders |

#41821155

Hedman Hedders 21155 2-1/2 Inch Header Collector Conversion Kit

Sold in Quantity:

Kit

Flange Style:

3-Bolt Ball and Socket

$199.99

/kit

Hedman Hedders |

#41821156

Hedman Hedders 21156 3 Inch Header Collector Conversion Kit

Sold in Quantity:

Kit

Flange Style:

3-Bolt Ball and Socket

$165.26

/kit

Hedman 22105 2-1/2 Inch Stainless Steel Header Reducers, Pair

Hedman Hedders |

#41822105

Hedman 22105 2-1/2 Inch Stainless Steel Header Reducers, Pair

Sold in Quantity:

Pair

Flange Style:

3-Bolt

$178.99

/pair

Hedman Hedders |

#41829106

Hedman Hedders 29106 Muffler 2-1/2 Inch Header Collectors

Material Type:

Stainless Steel

Sold in Quantity:

Each

$72.99

/each

Hedman Hedders |

#41817146

Hedman Hedders 17146 Exhaust Tail Pipe Tip, 2-1/2 Inch, Turn Down

Exhaust Tubing Diameter:

2-5/8 Inch

Finish:

Chrome

$32.99

/each

Hedman Hedders |

#41825580

Hedman Hedders 25580 Muffler Turbo Muffler 2-1/2

Muffler Type:

Turbo

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$101.99

/each

Hedman Hedders |

#41829000

Hedman Hedders 29000 1-1/2 Inch 90 Degree, 2 Inch Exhaust Pipe

Exhaust Tubing Diameter:

1-1/2 Inch

Exhaust Pipe Type:

Custom Tubing

$19.49

/each

Hedman Hedders |

#41829066

Hedman Hedders 29066 2-1/4 Inch 90 Degree 4 Inch Exhaust Pipe

Exhaust Tubing Diameter:

2-1/4 Inch

Exhaust Pipe Type:

Custom Tubing

$25.99

/each

Hedman Hedders |

#41829074

Hedman Hedders 29074 3 Inch 180 Degree 4-1/2 Inch Exhaust Pipe

Exhaust Tubing Diameter:

3 Inch

Exhaust Pipe Type:

Custom Tubing

$43.99

/each

Hedman Hedders |

#41829016

Hedman Hedders 29016 1-3/4 Inch 180 Degree 3 Inch Exhaust Pipe

Exhaust Tubing Diameter:

1-3/4 Inch

Exhaust Pipe Type:

Custom Tubing

$19.99

/each

Hedman Hedders |

#41829030

Hedman Hedders 29030 2-1/2 Inch 90 Degree 4 Inch Exhaust Pipe

Exhaust Tubing Diameter:

2-1/2 Inch

Exhaust Pipe Type:

Custom Tubing

$25.99

/each

Hedman Hedders |

#41829036

Hedman Hedders 29036 3 Inch 90 Degree 4-1/2 Inch Exhaust Pipe

Exhaust Tubing Diameter:

3 Inch

Exhaust Pipe Type:

Custom Tubing

$30.99

/each

Hedman Hedders |

#41829038

Hedman Hedders 29038 3 Inch 120 Degree 4-1/2 Inch Exhaust Pipe

Exhaust Tubing Diameter:

3 Inch

Exhaust Pipe Type:

Custom Tubing

$31.99

/each

Hedman Hedders |

#41829040

Hedman Hedders 29040 3 Inch 180 Degree 4-1/2 Inch Exhaust Pipe

Exhaust Tubing Diameter:

3 Inch

Exhaust Pipe Type:

Custom Tubing

$30.99

/each

Hedman Hedders |

#41829042

Hedman Hedders 29042 1-1/2 Inch 90 Degree 2 Inch Exhaust Pipe

Exhaust Tubing Diameter:

1-1/2 Inch

Exhaust Pipe Type:

Custom Tubing

$43.99

/each

Hedman Hedders |

#41829044

Hedman Hedders 29044 1-1/2 Inch 180 Degree 2 Inch Exhaust Pipe

Exhaust Tubing Diameter:

1-1/2 Inch

Exhaust Pipe Type:

Custom Tubing

$39.99

/each

Hedman Hedders |

#41821113

Hedman Hedders 21113 2-1/2 Inch Ball-Style Header Reducers 2 Inch

Sold in Quantity:

Pair

Flange Style:

3-Bolt Ball and Socket

$30.99

/pair

Hedman Hedders |

#41821152

Hedman Hedders 21152 3 Inch Header Collector Conversion Kit

Sold in Quantity:

Kit

Flange Style:

3-Bolt Ball and Socket

$39.99

/kit

Hedman Hedders |

#41829003

Hedman Hedders 29003 1-1/2 Inch 120 Degree 2 Inch Exhaust Pipe

Exhaust Tubing Diameter:

1-1/2 Inch

Exhaust Pipe Type:

Custom Tubing

$22.99

/each

Hedman Hedders |

#41829006

Hedman Hedders 29006 1-5/8 Inch 90 Degree 2-1/2 Inch Exhaust Pipe

Exhaust Tubing Diameter:

1-5/8 Inch

Exhaust Pipe Type:

Custom Tubing

$20.99

/each

Hedman Hedders |

#41829048

Hedman Hedders 29048 1-3/4 Inch 90 Degree 3 Inch Exhaust Pipe

Exhaust Tubing Diameter:

1-3/4 Inch

Exhaust Pipe Type:

Custom Tubing

$53.99

/each

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Hedman Hedders GMC K25 Parts

Year

Category

Part

Brand

Product Line

Availability

Engine Family

Price

Customer Rating

Products

Hedman Hedders 21115 3 Inch Ball-Style Header Reducers 2-1/2 Inch

Hedman Hedders 21116 2-1/2 Inch Ball-Style Header Reducer 2 Inch

Hedman Hedders 22115 3 Inch Ball-Style Header Reducers 2-1/2 Inch

Hedman Hedders 22123 2-1/2 Inch Ball-Style Header Reducers 2 Inch

Hedman Hedders 22124 2-1/2 Inch Ball-Style Header Reducer 2 Inch

Related Articles

Hedman Hedders 29049 1-3/4 Inch 120 Degree 3 Inch Exhaust Pipe

Hedman Hedders 29050 1-3/4 Inch 180 Degree 3 Inch Exhaust Pipe

Hedman Hedders 29053 2 Inch 180 Degree 3 Inch Exhaust Pipe

Hedman Hedders 25560 Muffler Turbo Muffler 2 Inch

Hedman Hedders 25660 Muffler Gasket-Style Header Muffler 2-1/4

Hedman Hedders 18700 Header X-Tensions 2 1/2 Inch, S-Bend

Hedman Hedders 18701 Header X-Tensions 3 Inch, Gasket Style

Hedman Hedders 18715 Header X-Tensions 2 1/2 Inch, Gasket Style

Hedman Hedders 21119 3 Inch Ball-Style Header Reducers 3 Inch

Hedman Hedders 25662 Muffler Gasket-Style Header Muffler 2-1/2

Hedman Hedders 21155 2-1/2 Inch Header Collector Conversion Kit

Hedman Hedders 21156 3 Inch Header Collector Conversion Kit

Hedman 22105 2-1/2 Inch Stainless Steel Header Reducers, Pair

Hedman Hedders 29106 Muffler 2-1/2 Inch Header Collectors

Hedman Hedders 17146 Exhaust Tail Pipe Tip, 2-1/2 Inch, Turn Down

Hedman Hedders 25580 Muffler Turbo Muffler 2-1/2

Hedman Hedders 29000 1-1/2 Inch 90 Degree, 2 Inch Exhaust Pipe

Hedman Hedders 29066 2-1/4 Inch 90 Degree 4 Inch Exhaust Pipe

Hedman Hedders 29074 3 Inch 180 Degree 4-1/2 Inch Exhaust Pipe

Hedman Hedders 29016 1-3/4 Inch 180 Degree 3 Inch Exhaust Pipe

Hedman Hedders 29030 2-1/2 Inch 90 Degree 4 Inch Exhaust Pipe

Hedman Hedders 29036 3 Inch 90 Degree 4-1/2 Inch Exhaust Pipe

Hedman Hedders 29038 3 Inch 120 Degree 4-1/2 Inch Exhaust Pipe

Hedman Hedders 29040 3 Inch 180 Degree 4-1/2 Inch Exhaust Pipe

Hedman Hedders 29042 1-1/2 Inch 90 Degree 2 Inch Exhaust Pipe

Hedman Hedders 29044 1-1/2 Inch 180 Degree 2 Inch Exhaust Pipe

Hedman Hedders 21113 2-1/2 Inch Ball-Style Header Reducers 2 Inch

Hedman Hedders 21152 3 Inch Header Collector Conversion Kit

Hedman Hedders 29003 1-1/2 Inch 120 Degree 2 Inch Exhaust Pipe

Hedman Hedders 29006 1-5/8 Inch 90 Degree 2-1/2 Inch Exhaust Pipe

Hedman Hedders 29048 1-3/4 Inch 90 Degree 3 Inch Exhaust Pipe