1978 Chevy K20 Headers and Exhaust Parts

1,931 products fit your

1978 Chevy K20

Add Engine

Show Direct Fit Parts

1,931 products

Sort By:

Clear All

Fitment

1978 Chevy K20

Products

-7%

Hooker 2463-1HKR Competition Long Tube Header, Ceramic Coated

Hooker Headers |

#42524631HKR

Hooker 2463-1HKR Competition Long Tube Header, Ceramic Coated

Header Tube Type:

Long Tube

Exhaust Port Shape:

Oval

Flange Style:

Standard

$849.95

/set

$922.95

Hooker 2463HKR Competition Long Tube Header, Painted

Hooker Headers |

#4252463HKR

Hooker 2463HKR Competition Long Tube Header, Painted

Header Tube Type:

Long Tube

Exhaust Port Shape:

Round

Flange Style:

Standard

$309.95

/set

Corvette Style 2-1/2 Inch Ram Horn Exhaust Manifold

Speedway Motors |

#9300327

Corvette Style 2-1/2 Inch Ram Horn Exhaust Manifold

(23)

Finish:

Natural

Collector Diameter:

2-1/2 Inch

Sold in Quantity:

Each

$87.99

/each

Corvette-Style 2-1/2 Inch Ram Horn Exhaust Manifolds, Pair

Speedway Motors |

#9300328

Corvette-Style 2-1/2 Inch Ram Horn Exhaust Manifolds, Pair

(36)

Finish:

Natural

Collector Diameter:

2-1/2 Inch

$141.99

/pair

Hedman Hedders |

#41869310

Hedman Hedders 69310 1-1/2 Inch Tube 2-1/2 Inch Coll. Full Length

Header Tube Type:

Long Tube

Exhaust Port Shape:

Square

Flange Style:

Standard

$370.99

/set

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.

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.

C4 Corvette LS Swap Long Tube Headers for LS1, 5.3, 6.0, LS3

Speedway Motors |

#916C4003

C4 Corvette LS Swap Long Tube Headers for LS1, 5.3, 6.0, LS3

(6)

Header Tube Type:

Full-Length

Primary Tube Diameter:

1-3/4"

Material Type:

Steel

$387.99

/kit

Hedman Hedders |

#41869316

Hedman Hedders 69316 63-79 GM Truck Headers, HTC

Header Tube Type:

Long Tube

Exhaust Port Shape:

Square

Flange Style:

Standard

$619.99

/set

-6%

Hooker 16526HKR Header Back Exhaust System

Hooker Headers |

#42516526HKR

Hooker 16526HKR Header Back Exhaust System

Exhaust System Type:

Header-Back

Single or Dual:

Dual

Exhaust System Kit Type:

Direct Fit

$349.95

/kit

$375.95

$113 Off

Hooker 2817-1HKR Super Competition Long Tube Headers, Coated

Hooker Headers |

#42528171HKR

Hooker 2817-1HKR Super Competition Long Tube Headers, Coated

Header Tube Type:

Long Tube

Flange Style:

Standard

Primary Tube Diameter:

1-7/8"

$1,349.95

/set

$1,462.95

Fel-Pro |

#3448194

Fel-Pro 8194 Exhaust Pipe Flange Gaskets, Donut

(1)

Outside Diameter:

2.50"

Overall Thickness:

.625"

Inside Diameter:

2.02"

$5.79

/each

Showing 1 - 36 of 1,931 results

Shop Feedback:

Did you find what you are looking for?

1978 Chevy K20 Headers and Exhaust Parts

Subcategory

Part

Brand

Transmission Family

Availability

Engine Family

Discounts

Price

Customer Rating

Products

Hooker 2463-1HKR Competition Long Tube Header, Ceramic Coated

Hooker 2463HKR Competition Long Tube Header, Painted

Corvette Style 2-1/2 Inch Ram Horn Exhaust Manifold

Corvette-Style 2-1/2 Inch Ram Horn Exhaust Manifolds, Pair

Hedman Hedders 69310 1-1/2 Inch Tube 2-1/2 Inch Coll. Full Length

Related Articles

C4 Corvette LS Swap Long Tube Headers for LS1, 5.3, 6.0, LS3

Hedman Hedders 69316 63-79 GM Truck Headers, HTC

Hooker 16526HKR Header Back Exhaust System

Hooker 2817-1HKR Super Competition Long Tube Headers, Coated

Fel-Pro 8194 Exhaust Pipe Flange Gaskets, Donut