2003 Chevrolet Avalanche 1500 Exhaust Manifold and Headers

Essential 2003 Chevrolet Avalanche 1500 Exhaust Manifold and Headers

ARP Auto Racing – For Use With Chevy Ls V8 Engine, M8 Thread Size, Hex Head, Black Oxide, Set Of 12 (Part No.134-1102)

For Use With Chevy Ls V8 Engine, M8 Thread Size, Hex Head, Black Oxide, Set Of 12

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$41.49
ARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12 point nuts. The Stainless 300 material is not affected by corrosion or extreme heat, making it ideal for the application.

Product Features:
  • Material Is Not Affected By Corrosion Or Extreme Heat
  • The Compact 12-Point Nut Lets You Easily Slip A Socket Close To The Pipe
  • Substantially Stronger Than Grade 8 Hardware
  • Nominally Rated At 170,000 PSI Tensile Strength
  • Set of 12
  • 3/8” Wide Header Flange
  • 1.181? Underhead Length
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Mr. Gasket – Black Oxide Header Bolts for Tight Spaces (Part No.918G)

Black Oxide Header Bolts for Tight Spaces

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$12.79
Black oxide finished carbon steel header bolts have a compact hex head and the flange is ideal for use where space is minimal – your typical header flange. Includes twelve (12) M8 – 1.25 x 25mm header bolts.

Product Features:
  • 12 per Package
  • Fits GM LS Series Engines
  • Black Oxide Finish Resists Corrosion
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Dorman – Exhaust Bolt (Part No.H80151097742DOR)

Exhaust Bolt

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$32.09
Exhaust Bolt

Dorman – Direct Fit Exhaust Manifold: With Heat Shield (Part No.674-732)

Direct Fit Exhaust Manifold: With Heat Shield

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$162.99
Certain original equipment exhaust manifolds warp and crack due to lower-grade iron construction. This Dorman OE FIX replacement is made of high-grade ductile iron that better handles heat and stress for greater durability.

Product Features:
  • Upgraded materials – this replacement exhaust manifold is constructed of ductile iron to prevent future warping and cracking
  • Complete kit – includes new manifold, manifold gasket, 2 flange gaskets, 3 studs, 3 nuts
  • Direct fit – reverse engineered from original equipment for seamless installation
  • Quality engineering – designed and tested in the United States
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aFe POWER – Twisted Steel Header (Part No.48-44001)

Twisted Steel Header

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$1052.99
The new Twisted Steel performance header from aFe Power is redefining the header industry with new pulse control technology. aFe engineers have designed this header using optimum tube lengths and mitered collectors for maximum flow and velocity for power delivery across the entire power band. Combine with a large 1/2″ thick head flange and 14-gauge 409 stainless steel tubing, you have a header that is strong and powerful. Twisted Steel headers are 100-percent bolt-on with no modifications necessary and are proudly engineered and built in Corona, CA.

Product Features:
  • No Cutting Or Drilling Required
  • Formed Collectors
  • Heavy Duty Flanges
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Flowtech – Shorty Smog Headers (Part No.91836-1FLT)

Shorty Smog Headers

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$670.99
Shorty Smog Headers

Flowtech – ExhstHdr (Part No.91843FLT)

ExhstHdr

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$459.99
ExhstHdr

Dorman – Direct Fit Exhaust Manifold: With Heat Shield (Part No.674-522)

Direct Fit Exhaust Manifold: With Heat Shield

from

$114.99
Certain original equipment exhaust manifolds warp and crack due to lower-grade iron construction. This Dorman OE FIX replacement is made of high-grade ductile iron that better handles heat and stress for greater durability.

Product Features:
  • Upgraded materials – this replacement exhaust manifold is constructed of ductile iron to prevent future warping and cracking
  • Complete kit – includes new manifold, manifold gasket, flange gasket, 3 studs, 3 nuts
  • Direct fit – reverse engineered from original equipment for seamless installation
  • Quality engineering – designed and tested in the United States
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2003 Chevrolet Avalanche 1500 Exhaust Manifold and Headers

Maybe you’re in the middle of a full rebuild of that 2003 Chevrolet Avalanche 1500. Maybe you just need a couple of Exhaust Manifold and Headers. Either way, Advance Auto Parts has 7 different Exhaust Manifold and Headers in our inventory ranging from $12.79 to $1,052.99. That means you can find the exact parts or products you need to keep that 2003 Chevrolet Avalanche 1500 running smoothly.

Exhaust Manifold and Headers are only as good as their brand. We stock 4 different brands to make sure you have plenty of trusted parts to choose from for your 2003 Chevrolet Avalanche 1500. Dorman, Mr. Gasket, and Flowtech are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Exhaust Manifold and Headers for your 2003 Chevrolet Avalanche 1500, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Exhaust Manifold and Headers to keep your 2003 Chevrolet Avalanche 1500 rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Exhaust Manifold and Headers Brands To Make Your 2003 Chevrolet Avalanche 1500 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Chevrolet Avalanche 1500 demands trusted brand parts and products to keep it running. Many trusted brands of Exhaust Manifold and Headers make up Advance Auto Parts’ inventory, and all are ready to help make your Avalanche 1500 the best it can be. Be sure to browse some of our top Exhaust Manifold and Headers brands and parts.

FAQs for 2003 Chevrolet Avalanche 1500 Exhaust Manifold and Headers

What are the most purchased Exhaust Manifold and Headers for the 2003 Chevrolet Avalanche 1500?

Out of 7 Exhaust Manifold and Headers for the 2003 Chevrolet Avalanche 1500, the most popular in our inventory are:
Black Oxide Header Bolts for Tight Spaces
from $12.79
(6)
Black Oxide Header Bolts for Tight Spaces
Exhaust Manifold and Header Hardware
Exhaust Bolt
from $32.09
This product is not rated
Exhaust Bolt
Exhaust Manifold Bolts
Twisted Steel Header
from $1052.99
This product is not rated
Twisted Steel Header
Exhaust Manifold and Headers