Doug's Headers
Doug's Headers D741 Exhaust Headers — Fits Oldsmobile Cutlass 1965-1975 455 CID
Doug's Headers D741 Exhaust Headers — Fits Oldsmobile Cutlass 1965-1975 455 CID
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Doug's Headers D741 Exhaust Headers — Fits Oldsmobile Cutlass 1965-1975 455 CIDDoug's Headers D741 Exhaust Headers — Fits Oldsmobile Cutlass 1965-1975 455 CID
Doug's Headers

Doug's Headers D741 Exhaust Headers — Fits Oldsmobile Cutlass 1965-1975 455 CID

SKU: BKLK_D741

About Doug's Headers Doug's Headers engineers high-quality automotive parts and ...Read more

Price:
$944.90
9440 ENTRIES10X
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

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About Doug's Headers

Doug's Headers engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Doug's Headers lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Doug's Headers D741 Exhaust Headers for Oldsmobile Cutlass (1965-1975)

Elevate the performance of your Oldsmobile Cutlass equipped with a 455 CID V8 engine using these high-quality Doug's Headers D741 exhaust headers. Engineered specifically for the 1965-1975 GM A-Body platform, these headers are designed to significantly improve exhaust flow, leading to substantial gains in horsepower and torque.

Engineered for Performance:

  • Vehicle Fitment: Precisely tailored for Oldsmobile Cutlass models from 1965 to 1975 with 455 cubic inch V8 engines.
  • Primary Tube Size: Features 1.75-inch diameter primary tubes, optimized for excellent flow and power across various RPM ranges.
  • Collector Size: Equipped with 3-inch collectors to efficiently channel exhaust gases away from the engine.
  • Material: Constructed from durable steel for robust performance and longevity.
  • Coating: Finished with a metallic ceramic coating that provides excellent heat resistance, corrosion protection, and a premium appearance.
  • Design: Full-length design promotes maximum exhaust scavenging, reducing engine load and increasing power output.
  • Includes: Sold as a pair, complete with all necessary installation hardware.

These Doug's Headers are an essential upgrade for any Oldsmobile enthusiast looking to unlock the full potential of their 455 V8. Experience a noticeable improvement in acceleration and overall engine performance. Find the best exhaust components at GGCRACING.

About Doug's Headers

Doug's Headers engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Doug's Headers lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Doug's Headers D741 Exhaust Headers for Oldsmobile Cutlass (1965-1975)

Elevate the performance of your Oldsmobile Cutlass equipped with a 455 CID V8 engine using these high-quality Doug's Headers D741 exhaust headers. Engineered specifically for the 1965-1975 GM A-Body platform, these headers are designed to significantly improve exhaust flow, leading to substantial gains in horsepower and torque.

Engineered for Performance:

  • Vehicle Fitment: Precisely tailored for Oldsmobile Cutlass models from 1965 to 1975 with 455 cubic inch V8 engines.
  • Primary Tube Size: Features 1.75-inch diameter primary tubes, optimized for excellent flow and power across various RPM ranges.
  • Collector Size: Equipped with 3-inch collectors to efficiently channel exhaust gases away from the engine.
  • Material: Constructed from durable steel for robust performance and longevity.
  • Coating: Finished with a metallic ceramic coating that provides excellent heat resistance, corrosion protection, and a premium appearance.
  • Design: Full-length design promotes maximum exhaust scavenging, reducing engine load and increasing power output.
  • Includes: Sold as a pair, complete with all necessary installation hardware.

These Doug's Headers are an essential upgrade for any Oldsmobile enthusiast looking to unlock the full potential of their 455 V8. Experience a noticeable improvement in acceleration and overall engine performance. Find the best exhaust components at GGCRACING.

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