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Old Air Products

Duct Hose, GM Vehicles, Heater & A/C, 1-¾", Cloth, 6-Foot long

Part# : CH37378
Sold As: Each
Ship Size: Standard
Price Match: Eligible
$53.99
List Price: $59.95
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Fits 1962–1987 Grand Prix View fitment for 59 models
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Original Style Corrugated Hose

Available in a variety of styles and sizes

Get your hot and cold air where it needs to go with these duct hoses from OPGI. The hoses connect the air supply from your heater or AC box to the dash deflectors to maintain a comfortable passenger compartment. Sold in 6-foot sections.

Find Item In These Catalogs

  • 2025 Chevelle, El Camino 64-77 361
  • 2025 Cutlass, F-85 & 442 61-77 226
  • 2025 GM G-Body 1978-1988 199
  • 2025 GTO, LeMans & Tempest 251
  • 2025 Monte Carlo 70-77 214
  • 2025 Riviera 1963-76 117
  • 2025 Skylark, GS & GSX 61-72 202
WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Vehicle Fitment

Year Make Model Application Details
1982 Buick Grand National Cloth - 1-3/4" x 6-ft.
1984–1987 Buick Grand National Cloth - 1-3/4" x 6-ft.
1976–1987 Buick Regal Cloth - 1-3/4" x 6-ft.
1963–1976 Buick Riviera Cloth - 1-3/4" x 6-ft.
1961–1972 Buick Skylark Cloth - 1-3/4" x 6-ft.
1983–1987 Buick T-Type Cloth - 1-3/4" x 6-ft.
1938–1993 Cadillac 60 Special Cloth - 1-3/4" x 6-ft.
2013–2019 Cadillac ATS Cloth - 1-3/4" x 6-ft.
1965–1976 Cadillac Calais Cloth - 1-3/4" x 6-ft.
2003–2019 Cadillac CTS Cloth - 1-3/4" x 6-ft.
1959–2005 Cadillac DeVille Cloth - 1-3/4" x 6-ft.
1953–2002 Cadillac Eldorado Cloth - 1-3/4" x 6-ft.
1999–2000 Cadillac Escalade Cloth - 1-3/4" x 6-ft.
2002–2023 Cadillac Escalade Cloth - 1-3/4" x 6-ft.
2002–2013 Cadillac Escalade EXT Cloth - 1-3/4" x 6-ft.
1965–1996 Cadillac Fleetwood Cloth - 1-3/4" x 6-ft.
1936–1951 Cadillac Series 60 Cloth - 1-3/4" x 6-ft.
1946–1964 Cadillac Series 60 Fleetwood  
1936–1951 Cadillac Series 61 Cloth - 1-3/4" x 6-ft.
1937–1976 Cadillac Series 62 Cloth - 1-3/4" x 6-ft.
1936–1951 Cadillac Series 63 Cloth - 1-3/4" x 6-ft.
1937–1938 Cadillac Series 65 Cloth - 1-3/4" x 6-ft.
1936–1942 Cadillac Series 67 Cloth - 1-3/4" x 6-ft.
1936–1937 Cadillac Series 70 Cloth - 1-3/4" x 6-ft.
1940 Cadillac Series 72 Cloth - 1-3/4" x 6-ft.
1936–1942 Cadillac Series 75 Cloth - 1-3/4" x 6-ft.
1946–1964 Cadillac Series 75 Cloth - 1-3/4" x 6-ft.
1946–1964 Cadillac Series 75 Fleetwood  
1976–2004 Cadillac Seville Cloth - 1-3/4" x 6-ft.
2005–2011 Cadillac STS Cloth - 1-3/4" x 6-ft.
2004–2009 Cadillac XLR Cloth - 1-3/4" x 6-ft.
1947–1955 Chevrolet Advance Design  
1960–1987 Chevrolet C10 Cloth - 1-3/4" x 6-ft.
1960–1987 Chevrolet C20 Cloth - 1-3/4" x 6-ft.
1960–1987 Chevrolet C30 Cloth - 1-3/4" x 6-ft.
1964–1977 Chevrolet Chevelle Cloth - 1-3/4" x 6-ft.
1960–1969 Chevrolet Corvair Cloth - 1-3/4" x 6-ft.
1961–1965 Chevrolet Corvair 95 FC Cloth - 1-3/4" x 6-ft.
1959–1960 Chevrolet El Camino Cloth - 1-3/4" x 6-ft.
Cloth - 1-3/4" x 6-ft.
1964–1987 Chevrolet El Camino Cloth - 1-3/4" x 6-ft.
Cloth - 1-3/4" x 6-ft.
1960–1987 Chevrolet K10 Cloth - 1-3/4" x 6-ft.
1960–1987 Chevrolet K20 Cloth - 1-3/4" x 6-ft.
1977–1987 Chevrolet K30 Cloth - 1-3/4" x 6-ft.
1978–1983 Chevrolet Malibu Cloth - 1-3/4" x 6-ft.
1997–2022 Chevrolet Malibu  
1970–1988 Chevrolet Monte Carlo 1970–1977: Cloth - 1-3/4" x 6-ft.
Cloth - 1-3/4" x 6-ft.
1995–2007 Chevrolet Monte Carlo Cloth - 1-3/4" x 6-ft.
1960–1991 Chevrolet Suburban Cloth - 1-3/4" x 6-ft.
1955–1959 Chevrolet Task Force Cloth - 1-3/4" x 6-ft.
1955–1959 GMC Blue Chip Cloth - 1-3/4" x 6-ft.
1960–1987 GMC C15/C1500 Cloth - 1-3/4" x 6-ft.
1960–1987 GMC C25/C2500 Cloth - 1-3/4" x 6-ft.
1960–1987 GMC C35/C3500 Cloth - 1-3/4" x 6-ft.
1970–1991 GMC Jimmy Cloth - 1-3/4" x 6-ft.
1960–1987 GMC K15/K1500 Cloth - 1-3/4" x 6-ft.
1960–1987 GMC K25/K2500 Cloth - 1-3/4" x 6-ft.
1977–1987 GMC K35/K3500 Cloth - 1-3/4" x 6-ft.
1947–1955 GMC New Design Cloth - 1-3/4" x 6-ft.
1961–1988 Oldsmobile Cutlass Cloth - 1-3/4" x 6-ft.
1958–1986 Pontiac Bonneville Cloth - 1-3/4" x 6-ft.
1959–1977 Pontiac Catalina Cloth - 1-3/4" x 6-ft.
1962–1987 Pontiac Grand Prix Cloth - 1-3/4" x 6-ft.
1964–1973 Pontiac GTO Cloth - 1-3/4" x 6-ft.
1961–1981 Pontiac LeMans Cloth - 1-3/4" x 6-ft.
1961–1970 Pontiac Tempest Cloth - 1-3/4" x 6-ft.
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Duct Hose, GM Vehicles, Heater & A/C, 1-¾
Old Air Products Duct Hose, GM Vehicles, Heater & A/C, 1-¾", Cloth, 6-Foot long