GMC Pipe Fitting Plugs

Get an exact fit for your

GMC

Year

Choose Year

Year

Make

GMC

Make

Model

Choose Model

Model

Select Fitting Size 1

All

3/8" Male NPT

1/8" Male NPT

1/2" Male NPT

Male NPT

1/4" Male NPT

3/4" Male NPT

1/2" Male NPT

1" Male NPT

29 products

Sort By:

Clear All

Fitment

GMC

Products

-7%

Earls |

#425AT993301ERL

Earls AT993301ERL 1/8 Inch NPT Hex Head Plug, Hard Anodized Aluminum

Fitting Type:

Plug Fitting

Fitting Size 1:

1/8" Male NPT

Fitting Attachment 1:

Male NPT

$10.40

/each

$11.25

-7%

Earls |

#425993205ERL

Earls 993205ERL Blue Anodized 1/2 Inch NPT Internal Plug, Aluminum

(3)

Fitting Type:

Plug Fitting

Fitting Size 1:

1/2" Male NPT

Fitting Attachment 1:

Male AN

$8.95

/each

$9.69

-7%

Earls |

#425AT993206ERL

Earls AT993206ERL 3/4 Inch NPT Internal Plug, Hard Anodized Aluminum

(1)

Fitting Type:

Plug Fitting

Fitting Size 1:

3/4" Male NPT

Fitting Attachment 1:

Male NPT

$11.91

/each

$12.88

-7%

Earls |

#425593204ERL

Earls 593204ERL 3/8 Inch NPT Internal Plug, Blue Anodized, Aluminum

(1)

Fitting Type:

Plug Fitting

Fitting Size 1:

3/8" Male NPT

Fitting Attachment 1:

Male NPT

$14.92

/pair

$16.14

-9%

Aeromotive |

#10915729

Aeromotive 15729 3/8 Inch NPT Fitting Plug, Aluminum, Black

Fitting Type:

Plug Fitting

Fitting Size 1:

3/8" Male NPT

Fitting Attachment 1:

Male NPT

$8.95

/each

$9.85

Perfect Fit Spark Plug Wires

In preparation to transplant a 430hp 383 stroker into Project Chevelle, Zach R. made up a set of plug wires for the car. To keep it nice and tidy they needed to be routed just right, be the perfect length and not distract from the engine!

Automotive Fittings | IFF, IFM, AN, & NPT

What fittings should you use with your brake or fuel system? What does AN and NPT stand for? All of these questions plus more will be answered in Speedway Motors' latest article about fasteners!

Selecting The Best Performance Spark Plug Wires

Learn about some of the differences between factory plug wires and the improvements you'll receive with a quality set of aftermarket performance wires in our spark plug wire buyer's guide

How To Crimp Spark Plug Wires and Install Boots

Learn how to install spark plug wire terminal ends. Our step by step guide takes you through terminal end and boot installation with the use of a wire crimping tool.

Converting a Hardwired Sinclair Sign to Plug-In

Are you a collector of automotive signs? This is a DIY project where you will learn how to convert a hardwired sign to a plug in. Jess M. explains each step to get the job done!

Quick Tip on Securing AN Fittings

Dick from Koul Tools shares a tip on how to properly seat the AN fittings using the Koul Tools device.

G-Comp™ Buyer's Guide

Here's a handy guide to familiarize you with our G-Comp line of performance suspension systems.

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.

LS Swap Guide: GM 3 Speed / 4 Speed Parts List

Learn how to swap out an LS engine with a modern fuel injected engine into a hot rod for added horsepower, fuel economy, or throttle response. View a list of parts and helpful tips to complete the installation.

-7%

Earls |

#425AT593204ERL

Earls AT593204ERL 3/8 Inch NPT Internal Wrenching Plug, Aluminum, Pair

Fitting Type:

Plug Fitting

Fitting Size 1:

3/8" Male NPT

Fitting Attachment 1:

Male NPT

$14.92

/pair

$16.14

Aluminum Allen Pipe Plug and Pipe Bushing Reducer Master Kit

Fitting Type:

Plug Fitting

Fitting Size 1:

Male NPT

Fitting Attachment 1:

Male NPT

$20.99

/set

Russell |

#61766204

Russell 662041 Endura Finish Aluminum Pipe Plug 1/4 In. NPT

Fitting Type:

Plug Fitting

Fitting Size 1:

1/4" Male NPT

Fitting Attachment 1:

Male NPT

$6.95

/pair

Russell |

#61766206

Russell 662061 Endura Finish Aluminum Pipe Plug-1/2 In NPT

(4)

Fitting Type:

Plug Fitting

Fitting Size 1:

1/2" Male NPT

Fitting Attachment 1:

Male NPT

$8.95

/each

Russell |

#61766205

Russell 662051 Endura Finish Aluminum Pipe Plug-3/8 In NPT

(3)

Fitting Type:

Plug Fitting

Fitting Size 1:

3/8" Male NPT

Fitting Attachment 1:

Male NPT

$7.95

/pair

-7%

Earls |

#425AT593202ERL

Earls AT593202ERL 1/8 Inch NPT Internal Wrenching Plug, Aluminum, Pair

Fitting Type:

Plug Fitting

Fitting Size 1:

1/8" Male NPT

Fitting Attachment 1:

Male NPT

$11.93

/pair

$12.90

Speedway Motors |

#6176205

Aluminum Allen Pipe Plugs, 3/8 Inch NPT

(5)

Fitting Type:

Plug Fitting

Fitting Size 1:

3/8" Male NPT

Fitting Attachment 1:

Male NPT

$6.99

/pair

Speedway Motors |

#6176206

Aluminum Allen Pipe Plugs, 1/2 Inch NPT

(4)

Fitting Type:

Plug Fitting

Fitting Size 1:

1/2" Male NPT

Fitting Attachment 1:

Male NPT

$9.39

/each

-7%

Earls |

#425AT993205ERL

Earls AT993205ERL 1/2 Inch NPT Internal Plug, Hard Anodized Aluminum

(1)

Fitting Type:

Plug Fitting

Fitting Size 1:

1/2" Male NPT

Fitting Attachment 1:

Male NPT

$8.95

/each

$9.69

-14%

Speedway Motors |

#6176208

Aluminum Allen Pipe Plug, 1 Inch NPT

(2)

Fitting Type:

Plug Fitting

Fitting Size 1:

1" Male NPT

Fitting Attachment 1:

Male NPT

$9.49

/each

$11.06

Edelbrock |

#3259128

Edelbrock 9128 Series Pipe Plug, 1/4 Inch NPT, Steel, Gloss Black

(2)

Fitting Type:

Plug Fitting

Fitting Size 1:

1/4" Male NPT

Fitting Attachment 1:

Male NPT

$9.95

/pair

Edelbrock |

Fitting Type:

Plug Fitting

Fitting Size 1:

1/8" Male NPT

Fitting Attachment 1:

Male AN

$9.95

/pair

Edelbrock |

#3259127

Edelbrock 9127 Series Pipe Plug, 3/8 Inch NPT, Steel, Gloss Black

(1)

Fitting Type:

Plug Fitting

Fitting Size 1:

3/8" Male NPT

Fitting Attachment 1:

Male NPT

$9.95

/pair

Speedway Motors |

#61762060

Allen Key Pipe Plug, 1/2 Inch, Steel

Fitting Type:

Plug Fitting

Fitting Size 1:

1/2" Male NPT

Fitting Attachment 1:

Male NPT

$3.99

/each

Speedway Motors |

#6176203

Aluminum Allen Pipe Plugs, 1/8 Inch NPT

(1)

Fitting Type:

Plug Fitting

Fitting Size 1:

1/8" Male NPT

Fitting Attachment 1:

Male NPT

$5.99

/pair

Edelbrock |

#3259126

Edelbrock 9126 Series Pipe Plug, 1/2 Inch NPT, Steel, Gloss Black

(1)

Fitting Type:

Plug Fitting

Fitting Size 1:

1/2" Male NPT

Fitting Attachment 1:

Male NPT

$9.95

/each

Showing all 29 results

Shop Feedback:

Did you find what you are looking for?

GMC Pipe Fitting Plugs

Fitting Size 1

Brand

Application

Department

Availability

Discounts

Price

Customer Rating

Products

Earls AT993301ERL 1/8 Inch NPT Hex Head Plug, Hard Anodized Aluminum

Earls 993205ERL Blue Anodized 1/2 Inch NPT Internal Plug, Aluminum

Earls AT993206ERL 3/4 Inch NPT Internal Plug, Hard Anodized Aluminum

Earls 593204ERL 3/8 Inch NPT Internal Plug, Blue Anodized, Aluminum

Aeromotive 15729 3/8 Inch NPT Fitting Plug, Aluminum, Black

Related Articles

Earls AT593204ERL 3/8 Inch NPT Internal Wrenching Plug, Aluminum, Pair

Aluminum Allen Pipe Plug and Pipe Bushing Reducer Master Kit

Aluminum Allen Pipe Plugs, 1/4 Inch NPT

Aluminum Allen Pipe Plugs, 3/4 Inch NPT

Russell 662031 Endura Finish Aluminum Pipe Plug-1/8 In NPT

Russell 662071 3/4 Inch NPT Endura Finish Plug

Spectre 60183 Steel Pipe Plug Kit, 1/8, 1/4, 3/8, 1/2 Inch

Russell 662041 Endura Finish Aluminum Pipe Plug 1/4 In. NPT

Russell 662061 Endura Finish Aluminum Pipe Plug-1/2 In NPT

Russell 662051 Endura Finish Aluminum Pipe Plug-3/8 In NPT

Earls AT593202ERL 1/8 Inch NPT Internal Wrenching Plug, Aluminum, Pair

Aluminum Allen Pipe Plugs, 3/8 Inch NPT

Aluminum Allen Pipe Plugs, 1/2 Inch NPT

Earls AT993205ERL 1/2 Inch NPT Internal Plug, Hard Anodized Aluminum

Aluminum Allen Pipe Plug, 1 Inch NPT

Edelbrock 9128 Series Pipe Plug, 1/4 Inch NPT, Steel, Gloss Black

Edelbrock 8051 Pipe Plug Set

Edelbrock 8052 Pipe Plug Set

Earls AT993303ERL 3/8 Inch NPT Hex Head Plug, Hard Anodized Aluminum

Edelbrock 9129 Series Pipe Plug, 1/8 Inch NPT, Steel, Gloss Black

Edelbrock 9127 Series Pipe Plug, 3/8 Inch NPT, Steel, Gloss Black

Allen Key Pipe Plug, 1/2 Inch, Steel

Aluminum Allen Pipe Plugs, 1/8 Inch NPT

Edelbrock 9126 Series Pipe Plug, 1/2 Inch NPT, Steel, Gloss Black

Popular Parts