Shop Exhaust Header Pipes Flathead
The GasBox 2-1 Header Pipes for U-Models

The GasBox 2-1 Header Pipes for U-Models

2-1 Header pipes by The GasBox; fits 74 cui and 80 cui UL Flatheads 1941-1948; steel, bare; header Ø: 1-3/4”; 4 pieces; replaces OEM HD 65445-37, 65492-39, 65446-37, and 65505-41; USA; gross weight: 1.65 kg
2-1 Header pipes by The GasBox; fits 74 cui and 80 cui UL Flatheads 1941-1948; steel, bare; header Ø: 1-3/4”; 4 pieces; replaces OEM HD 65445-37, 65492-39, 65446-37, and 65505-41; USA; gross weight: 1.65 kg
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Inline Gallery Thumbnail
Select variant:
71-120
fits 74 cui and 80 cui UL Flatheads 1941-1948; bare; 4 pieces; replaces OEM HD 65445-37, 65492-39, 65446-37, and 65505-41
Item №
71-120
net price
324.93 €
VAT Germany (19%)
61.74 €
Price incl. VAT
386.67 €
6 ready for immediate delivery from our Würzburg, Germany warehouse
kit
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Facts
Description
  • 2-1 Header pipes by The GasBox
  • fits 74 cui and 80 cui UL Flatheads 1941-1948
  • steel, bare
  • header Ø: 1-3/4”
  • 4 pieces
  • replaces Harley-Davidson part number HD 65445-37, 65492-39, 65446-37, and 65505-41
  • USA
  • gross weight: 1.65 kg

Precise reproductions of the original 2-1 pipe systems. Brackets and connections exactly duplicate the stock counterparts.

Accessories:

Colony Boot Guard Heat Shield

Colony Boot Guard Heat Shield

Accurate reproduction of the original boot guard which mounts on the rear exhaust pipe. Used as accessory on 1936-up Big Twin models.
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