1978 Cadillac DeVille Headers and Exhaust Parts

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1978 Cadillac DeVille

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1978 Cadillac DeVille

Department

Street

Application

Muscle Car

Products

-20%

Remflex Gaskets |

#63914001

Remflex Gaskets 14-001 Cadillac V8 425-500 Exhaust Gasket Set

Gasket Material:

Flexible graphite

Overall Thickness:

1/8 inch

Sold in Quantity:

Set

$41.99

/set

$52.49

-9%

Patriot Exhaust |

#447H7884

Patriot Exhaust H7884 Header Flange Kit, Cadillac 425-500, Square

GTIN Code:

694342536930

$104.28

/pair

$114.71

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

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

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

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.

Installing Exterior Trim on a 1969 Chevelle

When Tyson picked up his '69 SS396, all the trim was in the trunk. We follow along as he installs the shiny stuff to finish out his project.

Smoothie Rams Horn Exhaust Manifolds, Small Block Chevy, Raw

Speedway Motors |

#9300329

Smoothie Rams Horn Exhaust Manifolds, Small Block Chevy, Raw

(90)

Finish:

Natural

Collector Diameter:

2-1/2 Inch

$184.99

/pair

3 Inch Exhaust Pipe Kit for Custom Mandrel Bent Tubing System

Speedway Motors |

#91013832

3 Inch Exhaust Pipe Kit for Custom Mandrel Bent Tubing System

(46)

Exhaust System Type:

Header-Back

Single or Dual:

Dual

Exhaust Tubing Diameter:

3 Inch

$192.99

/kit

2.5 Inch Dual Exhaust Pipe Tubing Mandrel Bend Kit, Mild Steel

Speedway Motors |

#91013824

2.5 Inch Dual Exhaust Pipe Tubing Mandrel Bend Kit, Mild Steel

(284)

Exhaust System Type:

Header-Back

Single or Dual:

Dual

Exhaust Tubing Diameter:

2-1/2 Inch

$166.99

/each

Speedway Small Block Chevy Hugger Tight Fit Headers, Raw Finish

Speedway Motors |

#9300100

Speedway Small Block Chevy Hugger Tight Fit Headers, Raw Finish

(116)

Header Tube Type:

Block Hugger

Exhaust Port Shape:

Round

Flange Style:

Standard

$129.99

/pair

SBC Block Hugger Headers for Tight-Fit Small Block Chevy 350

Speedway Motors |

#9300101

SBC Block Hugger Headers for Tight-Fit Small Block Chevy 350

(48)

Header Tube Type:

Block Hugger

Exhaust Port Shape:

Oval

Flange Style:

Standard

$141.99

/pair

Showing 1 - 36 of 1,762 results

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1978 Cadillac DeVille Headers and Exhaust Parts

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Products

Remflex Gaskets 14-001 Cadillac V8 425-500 Exhaust Gasket Set

Patriot Exhaust H7884 Header Flange Kit, Cadillac 425-500, Square

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

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

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

Related Articles

Smoothie Rams Horn Exhaust Manifolds, Small Block Chevy, Raw

3 Inch Exhaust Pipe Kit for Custom Mandrel Bent Tubing System

2.5 Inch Dual Exhaust Pipe Tubing Mandrel Bend Kit, Mild Steel

Speedway Small Block Chevy Hugger Tight Fit Headers, Raw Finish

SBC Block Hugger Headers for Tight-Fit Small Block Chevy 350