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Doug's Headers 1964-72 Chevy Chevelle LS Engine Swap Exhaust System DES103

Doug's Headers 1964-72 Chevy Chevelle LS Engine Swap Exhaust System DES103
Doug's Headers 1964-72 Chevy Chevelle LS Engine Swap Exhaust System DES103Doug's Headers 1964-72 Chevy Chevelle LS Engine Swap Exhaust System DES103
$2,219.99 ea
NEWARRIVING SOONEstimated Ship Date 09/30/2026 (If Ordered Today)
Model: 5124642
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
OVERSIZE 2
STORE PICKUP
[More Info]
Your engine is the heart of your vehicle, giving it its pulse. Doug's line of LS Engine Swap products work together to ensure a proper fit for the LS Engine into specific applications. Engine swap projects often take place over time and careful consideration goes into choosing the right products to suit a range of budgets. That is why we offer our LS engine swap parts a la carte so you can buy each part as needed instead of all at once.
Features:
  • For Use With Doug's LS Engine Swap Headers and Crossmember Kit Only
  • Mandrel bent 304 stainless for maximum air flow and long lasting durability
  • Complete with all brackets and hardware for a true bolt-on installation
  • Doug's stainless muffler and H-pipe design for a true muscle truck sound
  • Tucks up tight with the Doug's Transmission Crossmember for maximum ground clearance
About Doug's Headers

Doug's Headers are a fixture in the motorsports aftermarket, pioneering quality muscle car performance headers for decades. Unlike the competition, Doug's Headers prides ourselves on superior design detail resulting in a hassle-free installation for any application.

Downloads:

Download Name File Size
Dougs LS Engine Swap Products Interactive.pdf3.81MB
DES104.pdf1.14MB

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Years Engine Fitment Notes
Chevrolet Chevelle 1964 4.6L / 283 / V8
5.3L / 327 / V8		 Natural
Stainless Steel
Chevrolet Chevelle 1965 6.5L / 396 / V8
4.6L / 283 / V8
5.3L / 327 / V8		 Natural
Stainless Steel
Chevrolet Chevelle 1966 6.5L / 396 / V8
4.6L / 283 / V8
5.3L / 327 / V8		 Natural
Stainless Steel
Chevrolet Chevelle 1967 6.5L / 396 / V8
4.6L / 283 / V8
5.3L / 327 / V8		 Natural
Stainless Steel
Chevrolet Chevelle 1968 6.5L / 396 / V8
5.0L / 307 / V8
5.3L / 327 / V8		 Natural
Stainless Steel
Chevrolet Chevelle 1969 6.5L / 396 / V8
5.7L / 350 / V8
5.0L / 307 / V8		 Natural
Stainless Steel
Chevrolet Chevelle 1970 7.4L / 454 / V8
5.7L / 350 / V8
6.6L / 402 / V8
5.0L / 307 / V8		 Natural
Stainless Steel
Chevrolet Chevelle 1971 7.4L / 454 / V8
5.7L / 350 / V8
6.6L / 402 / V8
5.0L / 307 / V8		 Natural
Stainless Steel
Chevrolet Chevelle 1972 7.4L / 454 / V8
5.7L / 350 / V8
5.0L / 307 / V8
6.6L / 402 / V8		 Natural
Stainless Steel

Specifications:

Clamping Type V-Band
Clamping Type Flat Band
Clamps Included Yes
Finish Natural
Gasket Or Seal Included No
Grade Type Performance
Hangers Included Yes
Muffler Flanged Inlet No
Muffler Flanged Outlet No
Muffler Inlet Connection Slip fit
Muffler Outlet Connection Slip fit
Muffler Quantity Two
Muffler Type Chambered
Part Type Exhaust System Kit
Tip Shape Round
Valve Included No
Warranty Time 24 Months

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