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Vehicle Info NeededOERPART NUMBER: 691-C1A
C1A 1959-79 Heater Hose Set with GM Markings
$3299
Ships on 11/02/2026
Lowest Price GuaranteeMounting Accessories
- 1959-79 Heater Hose Set with GM Markings
OER C1A Features:
OER offers this convenient set to replace your heater hoses. Each set includes the correct 3/4" and 5/8" diameter hoses. For the ultimate in show car appearance we recommend heater hoses that include the GM markings. Get additional points and maintain originality. Note: The 5/8" hose does not have any GM markings, but the 3/4" does. The 5/8" hose was never originally stamped by GM. Note: The 5/8" hose does not have any GM markings, but the 3/4" does. The 5/8" hose was never originally stamped by GM. Note:
Restore the Capabilities of Your Cabin Heater
When it's time to replace your heater core, look to OER for quality and durable performance. Each heater core is designed from OEM specifications for perfect fit and function.
Part TypeHVAC Heater Hose
Product LineOER Heater Cores
BrandOER
Package Height3.15
Package Width17.15
Package Length17.75
Weight2.53 PG
Part CategoryReplacement Parts
Part FitmentDirect Fit
Vendor Part NumberC1A
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
