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Firewall Heater Hose

Extra duty hose designed for maximum durability. Easily recognized by its red cover.

  • Unaffected by most coolants and non-oil based coolant additives.
  • Unaffected by high cooling system pressures.
  • Good resistance to high temperatures for extended periods of time.
  • Similar to SAE 20R3 Class D-2.
  • Temperature rating: –40°C to +125°C
  • Packaging: Individual 50ft (15.2m) cartons or 250ft (76.2m) reels.

CAUTION: Do not use for fuel or oil transfer applications.

Firewall Heater Hose
Part Number ID OD Length Working Press. (psi)
Inches mm mm m
28430 1/2 12.7 19.6 15.2 60
28431 5/8 15.9 22.6 15.2 60
28432 3/4 19 25.9 15.2 50
28433 5/8 15.9 22.6 76.2 60
28434 3/4 19 25.9 76.2 50