1978 GMC K15 Performance Exhaust Headers

Enhance and Protect Your 1978 GMC K15 with Quality Performance Exhaust Headers

Maintaining the performance of your 1978 GMC K15 starts with choosing the right parts, and high-quality Performance Exhaust Headers help ensure a reliable and efficient vehicle. At Advance Auto Parts, we offer Performance Exhaust Headers specifically for the 1978 GMC K15, ensuring a perfect fit and lasting durability. Choosing to shop with Advance Auto Parts means you’re making a smart decision to prioritize both quality and reliability for your vehicle.

Affordable and Reliable Performance Exhaust Headers for Every Budget

Finding affordable, quality Performance Exhaust Headers is easy at Advance Auto Parts. With prices starting as low as $242.99 and an average price of $484.99, you can choose one that fits your budget while delivering the quality you expect. Our Performance Exhaust Headers are competitively priced, ranging from $242.99 to $699.99, so you get value without compromising on strength or reliability.
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Performance Exhaust Headers for Your 1978 GMC K15

Flowtech – High-Performance Mandrel-Bent Headers with Leakproof O-Ring Seals (Part No.11500FLT)

High-Performance Mandrel-Bent Headers with Leakproof O-Ring Seals

from

$242.99
Flow tech headers are the perfect combination of performance and value. Flow tech long tube headers are precision engineered using mandrel bent tubing, formed collectors and 5/16″ flanges with sealing rings for a leak-free seal. All mounting hardware and gaskets are included for a simple installation. This header is coated in a high heat resistant black paint for a stealthy appearance.

Product Features:
  • Fuel Economy From The Engine
  • Leak Test For Max Performance
  • Mandrel-Formed Power Plenum
  • Leakproof O-Ringed Port Seals
  • Include All Mounting Hardware
  • Constructed of .049 cold roll flash mild steel tubing
  • Precision engineered for fit, performance and economy
  • Works with factory power steering and power brakes
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Flowtech – Full Length Headers (Truck) (Part No.31500FLT)

Full Length Headers (Truck)

from

$511.99
Flow tech headers are the perfect combination of performance and value. Flow tech long tube headers are precision engineered using mandrel bent tubing, formed collectors and 5/16″ flanges with sealing rings for a leak-free seal. All mounting hardware and gaskets are included for a simple installation. This header is coated in a high heat and corrosion resistant metallic ceramic thermal coating that increases exhaust velocity and reduces under hood temps for increased performance.

Product Features:
  • Fuel Economy From The Engine
  • Leak Test For Max Performance
  • Ceramic Headers
  • Rust And Corrosion Resistance
  • Mandrel-Formed Power Plenum
  • Leakproof O-Ringed Port Seals
  • Include All Mounting Hardware
  • Works with power steering and power brakes
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Hooker Headers – Competition Header (Part No.2453-1HKR)

Competition Header

from

$699.99
Hooker Competition headers offer the best value in the high performance header market. Designed for the value-conscious buyer, Hooker Competition headers offer premium features at a very competitive price. Made of durable 16 gauge mild steel tubing, the Hooker Competition header design utilizes a long transition collector to reduce back pressure and increase exhaust flow. A perfect sealing surface is assured with the 5/16″ machined flanges. Experience has proven that this flange size is ideal to maintain header integrity and be pliable enough to seal each exhaust port. Tubing is mandrel-bent to maintain metal strength and provide consistent tube diameter at radii to maximize performance. Hooker Competition headers have a standard finish that features a heat-cured, high-heat-resistant paint. Optionally, the famous Hooker Ceramic Thermal Barrier Coating is available.

Product Features:
  • Tuned-length primary tubes for better performance
  • Mandrel-bent tubing for smooth exhaust flow
  • Light weight & sturdy 16 gauge tubing
  • Long transition collector for decreased back pressure
  • 5/16″ machined flanges for a perfect seal
  • Industry’s best welds for durability
  • Designed for easy, trouble-free fit
  • All necessary hardware included for a complete installation
  • Works with factory power steering and power brakes
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FAQs for 1978 GMC K15 Performance Exhaust Headers

Which Performance Exhaust Headers are the top sellers for the 1978 GMC K15?

Out of 3 Performance Exhaust Headers that fit 1978 GMC K15s, the following parts are the top sellers:
High-Performance Mandrel-Bent Headers with Leakproof O-Ring Seals
from $242.99
(13)
High-Performance Mandrel-Bent Headers with Leakproof O-Ring Seals
Performance Exhaust Headers
Full Length Headers (Truck)
from $511.99
(2)
Full Length Headers (Truck)
Performance Exhaust Headers
Competition Header
from $699.99
This product is not rated
Competition Header
Performance Exhaust Headers

How can I make sure that a part will be compatible with my 1978 GMC K15?

Our GMC K15 aftermarket and OEM parts are designed specifically for the 1978 model. You can always find your specific fitment and compatibility for your 1978 GMC on an individual product page.

What is the price range for 1978 GMC K15 Performance Exhaust Headers?

The range of prices of Performance Exhaust Headers for the 1978 GMC K15 goes from $242.99 up to $699.99 for the most premium parts.

What is the average price of 1978 GMC K15 Performance Exhaust Headers?

1978 GMC K15 Performance Exhaust Headers average $484.99 for our selection of OEM and aftermarket parts.

Does Advance Auto Parts sell Performance Exhaust Headers for other GMC K15 model years?

Yes, we currently stock Performance Exhaust Headers for 2 model years of GMC K15s, from 1975 to 1977. Model years 1977, 1976, and 1975 are the most popular for Performance Exhaust Headers purchases.

Can I get help with 1978 GMC K15 Performance Exhaust Headers orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about GMC Performance Exhaust Headers and more.

What is your return policy for GMC K15 Performance Exhaust Headers?

Advance Auto Parts keeps returns simple. For new GMC K15 Performance Exhaust Headers and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.