Doug's Headers - D369-SS

Doug's Headers D369-SS 304 Stainless Long Tube Header 64-75 GM A Body 265-400 SBC 1 3/4" Primary 3" Collector

Doug's Headers D369-SS 304 Stainless Long Tube Header 64-75 GM A Body 265-400 SBC 1 3/4" Primary 3" Collector

Part Number: D369-SS / UPC 694342557157
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Features & Benefits

  • Natural stainless-steel finish offers superior resistance to rust and corrosion
  • 3/8" thick 304 stainless machine flanges to prevent warping
  • CNC 304 stainless mandrel bent tubes for an accurate fit and improved flow
  • Precision formed long transition collectors and long tube design reduce backpressure and increase higher RPM horsepower

Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest quality header on the market.


For the enthusiast who demands the best, Doug's Headers are not just components; they're a statement of excellence, a commitment to leading-edge performance, and a nod to the glory days of muscle cars and drag racing. Join the ranks of champions. Experience the unmatched quality and performance of Doug's Headers today.

Specifications

Finish 304 Stainless Steel
Material 304 Stainless Steel
Design Full-length
Primary Tubing Diameter 1.75 IN
Collector Port Diameter 3.0 IN
Port Shape SAP
Tube Wall Thickness 16 Gauge
Flange Thickness 0.375 IN
Collector Attachment 3-Bolt Flange
EGT Port No
Oxygen Sensor Port No
Gasket Or Seal Included Yes
Mounting Hardware Included Yes
Color Silver
Sheen Level Satin

Shipping & Delivery

Our ignition and exhaust products ship from our warehouse in Lenexa, KS. Our normal shipping time is 2-3 business days for in-stock parts.

 Shipping Class Order Value Shipping Cost
UPS Ground $0 - 49.99 $6.99 flat rate
UPS Ground $50 - 98.99 $7.49 flat rate
UPS Ground $99+ Free

  • At this time, PerTronix does not offer expedited shipping options from our website.
  • All packages must be inspected upon receipt for any missing or damaged goods and claims for such must be made within 7 days of receipt.
  • PerTronix does not currently ship our products internationally from our web store. For international orders call 909-599-5955 or connect with us here.

Returns & Replacements

Returns at Pertronix are accepted within 90 days of purchase with prior authorization, ensuring items are in new, resalable condition. To initiate a return, call for an RGA and follow provided instructions. Customers are responsible for return shipping, using a trackable method.

Refunds exclude initial shipping and handling fees and may be subject to a restocking fee. For defective or damaged items, contact Pertronix directly. We are not responsible for user-initiated damage/loss of parts.

For complete details, visit our Returns page.

Reviews

Doug's Headers - D369-SS

Doug's Headers D369-SS 304 Stainless Long Tube Header 64-75 GM A Body 265-400 SBC 1 3/4" Primary 3" Collector

Doug's Headers D369-SS 304 Stainless Long Tube Header 64-75 GM A Body 265-400 SBC 1 3/4" Primary 3" Collector

Part Number: D369-SS / UPC 694342557157
Regular price $1,061.45
Sale price $1,061.45 Regular price

Part Number: D369-SS / UPC 694342557157
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Need help? Call us at 909-599-5955

  • Free shipping on $99+ orders in lower 48 states
  • 90-day return policy
  • We’re here to help! Call us on 909-599-5955
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Features & Benefits

  • Natural stainless-steel finish offers superior resistance to rust and corrosion
  • 3/8" thick 304 stainless machine flanges to prevent warping
  • CNC 304 stainless mandrel bent tubes for an accurate fit and improved flow
  • Precision formed long transition collectors and long tube design reduce backpressure and increase higher RPM horsepower

Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest quality header on the market.


For the enthusiast who demands the best, Doug's Headers are not just components; they're a statement of excellence, a commitment to leading-edge performance, and a nod to the glory days of muscle cars and drag racing. Join the ranks of champions. Experience the unmatched quality and performance of Doug's Headers today.

Specifications

Finish 304 Stainless Steel
Material 304 Stainless Steel
Design Full-length
Primary Tubing Diameter 1.75 IN
Collector Port Diameter 3.0 IN
Port Shape SAP
Tube Wall Thickness 16 Gauge
Flange Thickness 0.375 IN
Collector Attachment 3-Bolt Flange
EGT Port No
Oxygen Sensor Port No
Gasket Or Seal Included Yes
Mounting Hardware Included Yes
Color Silver
Sheen Level Satin

Shipping & Delivery

Our ignition and exhaust products ship from our warehouse in Lenexa, KS. Our normal shipping time is 2-3 business days for in-stock parts.

 Shipping Class Order Value Shipping Cost
UPS Ground $0 - 49.99 $6.99 flat rate
UPS Ground $50 - 98.99 $7.49 flat rate
UPS Ground $99+ Free

  • At this time, PerTronix does not offer expedited shipping options from our website.
  • All packages must be inspected upon receipt for any missing or damaged goods and claims for such must be made within 7 days of receipt.
  • PerTronix does not currently ship our products internationally from our web store. For international orders call 909-599-5955 or connect with us here.

Returns & Replacements

Returns at Pertronix are accepted within 90 days of purchase with prior authorization, ensuring items are in new, resalable condition. To initiate a return, call for an RGA and follow provided instructions. Customers are responsible for return shipping, using a trackable method.

Refunds exclude initial shipping and handling fees and may be subject to a restocking fee. For defective or damaged items, contact Pertronix directly. We are not responsible for user-initiated damage/loss of parts.

For complete details, visit our Returns page.

Reviews

Applications

Year / Make / Model 1964-1968 Chevrolet Chevelle
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines
  • Requires removal or modification of locking steering columns if equipped
  • Will fit 168-tooth flywheel if used with PerTronix starter PN S3002P/B or Powermaster PN 9500

Year / Make / Model 1964-1967 Chevrolet Chevelle
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines
  • Requires removal or modification of locking steering columns if equipped
  • Will fit 168-tooth flywheel if used with PerTronix starter PN S3002P/B or Powermaster PN 9500

Year / Make / Model 1968-1973 Chevrolet Chevelle
Engine Type V8
Engine Size(s) Liters: 5.0, 5.7
Cubic Inches: 307, 350
Notes
  • Fits most angle plug heads
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines
  • Requires removal or modification of locking steering columns if equipped
  • Will fit 168-tooth flywheel if used with PerTronix starter PN S3002P/B or Powermaster PN 9500

Year / Make / Model 1970-1973 Chevrolet Chevelle
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines
  • Requires removal or modification of locking steering columns if equipped
  • Will fit 168-tooth flywheel if used with PerTronix starter PN S3002P/B or Powermaster PN 9500

Year / Make / Model 1964-1969 Chevrolet El Camino
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines
  • Requires removal or modification of locking steering columns if equipped
  • Will fit 168-tooth flywheel if used with PerTronix starter PN S3002P/B or Powermaster PN 9500

Year / Make / Model 1964-1967 Chevrolet El Camino
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines
  • Requires removal or modification of locking steering columns if equipped
  • Will fit 168-tooth flywheel if used with PerTronix starter PN S3002P/B or Powermaster PN 9500

Year / Make / Model 1968-1975 Chevrolet El Camino
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines
  • Requires removal or modification of locking steering columns if equipped
  • Will fit 168-tooth flywheel if used with PerTronix starter PN S3002P/B or Powermaster PN 9500

Year / Make / Model 1968-1973 Chevrolet El Camino
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines
  • Requires removal or modification of locking steering columns if equipped
  • Will fit 168-tooth flywheel if used with PerTronix starter PN S3002P/B or Powermaster PN 9500

Year / Make / Model 1970-1975 Chevrolet El Camino
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines
  • Requires removal or modification of locking steering columns if equipped
  • Will fit 168-tooth flywheel if used with PerTronix starter PN S3002P/B or Powermaster PN 9500

Year / Make / Model 1964-1967 Chevrolet Malibu
Engine Type V8
Engine Size(s) Liters: 4.6, 5.3
Cubic Inches: 283, 327
Notes
  • Fits most angle plug heads
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines
  • Requires removal or modification of locking steering columns if equipped
  • Will fit 168-tooth flywheel if used with PerTronix starter PN S3002P/B or Powermaster PN 9500

Year / Make / Model 1973-1975 Chevrolet Malibu
Engine Type V8
Engine Size(s) Liters: 5.7, 6.6
Cubic Inches: 350, 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Requires removal or modification of locking steering columns if equipped.
  • Will fit 168-tooth flywheel if used with PerTronix starter PN S3002P/B or Powermaster PN 9500 .
  • Fits most angle plug heads
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines
  • Requires removal or modification of locking steering columns if equipped
  • Will fit 168-tooth flywheel if used with PerTronix starter PN S3002P/B or Powermaster PN 9500

Year / Make / Model 1973 Chevrolet Malibu
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines
  • Requires removal or modification of locking steering columns if equipped
  • Will fit 168-tooth flywheel if used with PerTronix starter PN S3002P/B or Powermaster PN 9500

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