1982 GMC K2500 Headers and Exhaust Parts

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1982 GMC K2500

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1982 GMC K2500

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3-Bolt Exhaust Flange to V-Band Flange w/ O2 Bung, 2.5-inch SS

Speedway Motors |

#9302502

3-Bolt Exhaust Flange to V-Band Flange w/ O2 Bung, 2.5-inch SS

Gasket(s) Included:

Yes

Sold in Quantity:

Pair

Flange Style:

3-Bolt

$110.99

/pair

3-Bolt Exhaust Flange Collector w/ O2 Bung, 2.5-inch SS

Speedway Motors |

#9302504

3-Bolt Exhaust Flange Collector w/ O2 Bung, 2.5-inch SS

(1)

Gasket(s) Included:

Yes

Sold in Quantity:

Pair

Flange Style:

3-Bolt

$59.99

/pair

3-Bolt Exhaust Flange Collector w/ O2 Bung, 3.5/3.0-in SS

Speedway Motors |

#9302517

3-Bolt Exhaust Flange Collector w/ O2 Bung, 3.5/3.0-in SS

Gasket(s) Included:

Yes

Sold in Quantity:

Pair

Flange Style:

3-Bolt

$59.99

/pair

Louvered Glass Pack Double-Y Lake Style Header Baffles, Set of 4

Speedway Motors |

#9303844

Louvered Glass Pack Double-Y Lake Style Header Baffles, Set of 4

Muffler Type:

Louvered Glass Pack

Outlet Diameter:

3.39"

$79.99

/set

Porter Muffler |

#9105021

Porter Muffler PM3520014 Short Muffler, 2 Inch Inlet/Outlet

(6)

Muffler Type:

Straight-Through

Inlet Diameter:

Outlet Diameter:

$131.99

/each

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 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.

Exhaust Repair

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

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 Tech Talk - Derby Car Headers

Jeremy explains the different options of headers that Speedway Motors offers for Demolition Derby cars. Watch this video to see a variety of options and the benefits of certain 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.

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.

GM 12-Bolt Rear End Identification & Upgrade Guide

Decode, ID, and upgrade your GM 12-bolt rear end. Learn axle specs, gear ratios, and best performance parts upgrades.

Flowtech 11576FLT Shorty Headers, GM LS Universal, Polished

Flowtech Exhaust |

#42511576FLT

Flowtech 11576FLT Shorty Headers, GM LS Universal, Polished

(6)

Header Tube Type:

Shorty

Exhaust Port Shape:

Round

Flange Style:

Standard

$164.95

/each

Hooker 2100HKR Block Hugger Header, 4 Inch Length, Painted

Hooker Headers |

#4252100HKR

Hooker 2100HKR Block Hugger Header, 4 Inch Length, Painted

Header Tube Type:

Block Hugger

Exhaust Port Shape:

Round

Flange Style:

Standard

$224.95

/set

-11%

Flowmaster |

#378125183

Flowmaster 12518300 Hushpower II 304 Muffler 2.5 Inch ID, 18 Inch Case

(1)

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$256.95

/each

$289.95

Mild Steel Exhaust Pipe Mandrel U-Bend, 2-1/8 "

Speedway Motors |

#91013854

Mild Steel Exhaust Pipe Mandrel U-Bend, 2-1/8 "

(2)

Exhaust Tubing Diameter:

2-1/8 Inch

Exhaust Pipe Type:

Custom Tubing

Outside Diameter:

2.13"

$31.99

/each

Mild Steel Exhaust Pipe Mandrel U-Bend, 2-1/2 "

Speedway Motors |

#91013856

Mild Steel Exhaust Pipe Mandrel U-Bend, 2-1/2 "

(19)

Exhaust Tubing Diameter:

2-1/2 Inch

Exhaust Pipe Type:

Custom Tubing

Outside Diameter:

2.50"

$35.99

/each

Stainless Steel Exhaust Bend, 30 Degree, Long, 2-1/2-inch O.D.

Speedway Motors |

#91013936

Stainless Steel Exhaust Bend, 30 Degree, Long, 2-1/2-inch O.D.

Exhaust Tubing Diameter:

2-1/2 Inch

Exhaust Pipe Type:

Elbow/Connector

Outside Diameter:

2.50"

$41.99

/each

2.25 Inch Dual Exhaust H-Pipe System with Mufflers, Mild Steel

Speedway Motors |

#9108474

2.25 Inch Dual Exhaust H-Pipe System with Mufflers, Mild Steel

(1)

Exhaust System Type:

Header-Back

Single or Dual:

Dual

Exhaust Tubing Diameter:

2-1/4 Inch

$333.99

/kit

Flowmaster |

#37871415

Flowmaster 71415 FlowFX Muffler 2.25 In/Out Round Body

(2)

Muffler Type:

Perforated Tube w/Packing

Inlet Diameter:

2.25"

Outlet Diameter:

2.25"

$84.95

/each

Speedway Exhaust Collector Extension Pipes, 3-1/2 x 40 Inch

Speedway Motors |

#91013761

Speedway Exhaust Collector Extension Pipes, 3-1/2 x 40 Inch

(15)

Exhaust Tubing Diameter:

3-1/2 Inch

Exhaust Pipe Type:

Extension Tubing

Outside Diameter:

3.50"

$59.99

/pair

Speedway Motors |

#91013836

Header Collector, 1 5/8 Inch Primaries

(6)

Material Type:

Steel

Finish:

Natural

Sold in Quantity:

Each

$38.99

/each

-9%

JBA VB25 Stainless Steel V-Band Clamp, 3 In

JBA Headers |

#447VB30

JBA VB25 Stainless Steel V-Band Clamp, 3 In

Exhaust Clamp Type:

V-Band

Inside Diameter:

$87.15

/each

$95.87

-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

-7%

Hooker 8501-3HKR GM LS Exhaust Manifold, Black Ceramic Finish

Hooker Headers |

#42585013HKR

Hooker 8501-3HKR GM LS Exhaust Manifold, Black Ceramic Finish

(1)

Finish:

Ceramic Coated

Color:

Black

$623.95

/set

$674.95

Borla |

#215400286

Borla® 400286 ProXS™ Muffler, 2.5 Dual Inlet/Outlet

Muffler Type:

Straight-Through

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$276.99

/each

Mild Steel Exhaust Pipe Mandrel U-Bend, 1-5/8 "

Speedway Motors |

#91013850

Mild Steel Exhaust Pipe Mandrel U-Bend, 1-5/8 "

(25)

Exhaust Tubing Diameter:

1-5/8 Inch

Exhaust Pipe Type:

Custom Tubing

Outside Diameter:

1.625"

$23.99

/each

Oxygen Sensor Weld-On Bung and Plug Kit, M18-1.5, Mild Steel

Speedway Motors |

#9302520

Oxygen Sensor Weld-On Bung and Plug Kit, M18-1.5, Mild Steel

Material Type:

Mild Steel

Finish:

Raw

Sold in Quantity:

Kit

$18.49

/kit

Exhaust Reducer, 4 Inch I.D. to 3-1/2 Inch O.D.

Speedway Motors |

#9174035

Exhaust Reducer, 4 Inch I.D. to 3-1/2 Inch O.D.

(10)

Exhaust Tubing Diameter:

3-1/2 Inch - 4 Inch

Finish:

Raw

Tube Length:

4.75"

$16.49

/each

-9%

Patriot Exhaust |

#447H3016

Patriot Exhaust H3016 Muffler Smithy, 22 Inch, 2-1/2 Inch Inlet/Outlet

Muffler Type:

Glass Pack

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$96.62

/each

$106.28

-11%

Flowmaster |

#378842515

Flowmaster 842515 Super 10 Series Muffler, 2.50 In/Out

Muffler Type:

Chambered

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

$101.95

/each

$114.95

Hedman Hedders |

#41829022

Hedman Hedders 29022 2 Inch 180 Degree 3 Inch Exhaust Pipe

Exhaust Tubing Diameter:

2 Inch

Exhaust Pipe Type:

Custom Tubing

$18.99

/each

-8%

Hooker 21005HKR Competition Turbo Muffler, 2-1/4 Inch Offset Inlet

Hooker Headers |

#42521005HKR

Hooker 21005HKR Competition Turbo Muffler, 2-1/4 Inch Offset Inlet

(2)

Muffler Type:

Turbo

Inlet Diameter:

2.25"

Outlet Diameter:

2.25"

$74.35

/each

$80.95

-9%

Patriot Exhaust |

#447H6902

Patriot Exhaust H6902 304 Stainless Steel Exhaust Pipe, 1-1/2"

Exhaust Tubing Diameter:

1-1/2 Inch

Exhaust Pipe Type:

Custom Tubing

Outside Diameter:

1.50"

$42.23

/each

$46.45

Speedway Motors |

#91019980

Speedway Motors LS Swap Cast Iron V Band Exhaust Manifold, RH

(1)

Material Type:

Cast Iron

Hardware Included:

Yes

as low as

$168.99

/each

Stainless Oval Exhaust Pipe, Hardway Mandrel Bend

Speedway Motors |

#91013960

Stainless Oval Exhaust Pipe, Hardway Mandrel Bend

Exhaust Pipe Type:

Custom Tubing

Color:

Natural

Sold in Quantity:

Each

as low as

$49.99

/each

-9%

Patriot Exhaust |

#447H7705

Patriot Exhaust H7705 Tubing, Stainless Steel, 1-7/8 Inch, 18 Gauge

Exhaust Tubing Diameter:

1-7/8 Inch

Exhaust Pipe Type:

Custom Tubing

Outside Diameter:

1.88"

$104.28

/each

$114.71

-11%

Flowmaster |

#3789425422

Flowmaster 9425422 40 Series Delta Flow Muffler 2.50 In/ 2.25 Out

Muffler Type:

Chambered

Inlet Diameter:

2.5"

Outlet Diameter:

2.25"

$149.95

/each

$168.95

Quick Time Performance |

#91610218

QTP QTEC25 QTEC Electric Cutout, Each

Exhaust Tubing Diameter:

2-1/2 Inch

Finish:

Raw

Inlet Diameter (Fraction):

2-1/2"

$217.99

/each

-10%

Borla |

#21540353

Borla® 40353 ProXS™ Muffler, 3 Inch Offset Inlet/Outlet

(1)

Muffler Type:

Straight-Through

Inlet Diameter:

Outlet Diameter:

$128.99

/each

$143.99

3-Bolt Exhaust Flange Collector w/ O2 Bung, 3.0/2.25-in SS

Speedway Motors |

#9302505

3-Bolt Exhaust Flange Collector w/ O2 Bung, 3.0/2.25-in SS

Gasket(s) Included:

Yes

Sold in Quantity:

Pair

Flange Style:

3-Bolt

$53.99

/pair

-9%

Patriot Exhaust |

#9301607

Patriot Exhaust H1607 Pencil Exhaust Tip, 2-1/8 X 9 Inch

(2)

Exhaust Tubing Diameter:

2-1/8 Inch

Finish:

Chrome

$26.34

/each

$28.97

-11%

Flowmaster |

#378952545

Flowmaster 952545 Super 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

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1982 GMC K2500 Headers and Exhaust Parts

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Products

3-Bolt Exhaust Flange to V-Band Flange w/ O2 Bung, 2.5-inch SS

3-Bolt Exhaust Flange Collector w/ O2 Bung, 2.5-inch SS

3-Bolt Exhaust Flange Collector w/ O2 Bung, 3.5/3.0-in SS

Louvered Glass Pack Double-Y Lake Style Header Baffles, Set of 4

Porter Muffler PM3520014 Short Muffler, 2 Inch Inlet/Outlet

Related Articles

Flowtech 11576FLT Shorty Headers, GM LS Universal, Polished

Hooker 2100HKR Block Hugger Header, 4 Inch Length, Painted

Flowmaster 12518300 Hushpower II 304 Muffler 2.5 Inch ID, 18 Inch Case

Mild Steel Exhaust Pipe Mandrel U-Bend, 2-1/8 "

Mild Steel Exhaust Pipe Mandrel U-Bend, 2-1/2 "

Stainless Steel Exhaust Bend, 30 Degree, Long, 2-1/2-inch O.D.

2.25 Inch Dual Exhaust H-Pipe System with Mufflers, Mild Steel

Flowmaster 71415 FlowFX Muffler 2.25 In/Out Round Body

Speedway Exhaust Collector Extension Pipes, 3-1/2 x 40 Inch

Header Collector, 1 5/8 Inch Primaries

JBA VB25 Stainless Steel V-Band Clamp, 3 In

Flowmaster T3535 Scavenger Turndown, 3.5 in. Inlet

Hooker 8501-3HKR GM LS Exhaust Manifold, Black Ceramic Finish

Borla® 400286 ProXS™ Muffler, 2.5 Dual Inlet/Outlet

Mild Steel Exhaust Pipe Mandrel U-Bend, 1-5/8 "

Oxygen Sensor Weld-On Bung and Plug Kit, M18-1.5, Mild Steel

Exhaust Reducer, 4 Inch I.D. to 3-1/2 Inch O.D.

Patriot Exhaust H3016 Muffler Smithy, 22 Inch, 2-1/2 Inch Inlet/Outlet

Flowmaster 842515 Super 10 Series Muffler, 2.50 In/Out

Hedman Hedders 29022 2 Inch 180 Degree 3 Inch Exhaust Pipe

Hooker 21005HKR Competition Turbo Muffler, 2-1/4 Inch Offset Inlet

Patriot Exhaust H6902 304 Stainless Steel Exhaust Pipe, 1-1/2"

Speedway Motors LS Swap Cast Iron V Band Exhaust Manifold, RH

Stainless Oval Exhaust Pipe, Hardway Mandrel Bend

Patriot Exhaust H7705 Tubing, Stainless Steel, 1-7/8 Inch, 18 Gauge

Flowmaster 9425422 40 Series Delta Flow Muffler 2.50 In/ 2.25 Out

QTP QTEC25 QTEC Electric Cutout, Each

Borla® 40353 ProXS™ Muffler, 3 Inch Offset Inlet/Outlet

3-Bolt Exhaust Flange Collector w/ O2 Bung, 3.0/2.25-in SS

Patriot Exhaust H1607 Pencil Exhaust Tip, 2-1/8 X 9 Inch

Flowmaster 952545 Super 40 Series Delta Flow Muffler, 2.50 In/Out