1‑800‑243‑8355
Help
Contact Us
Free Shipping
Shipping Information
Manufacturer Rebates
How To Order
Payment Options
Return Policy
FAQs
Emissions Regulations
Gift Card Balance
Sponsorship Opportunities
Company
Request Catalog
OPGI Blog
Hours & Location
History
Frequent Buyer Points
Volume Discounts
Price Match Guarantee
Kit Swap Savings
Reviews
Careers
Clearance Sale
Archives
My Account
My Orders
My Wish List
As seen on
1985
Regal
My Garage
66
View Garage
1965
Oldsmobile
Cutlass
Shop Parts
Filter Search
1967
Pontiac
Tempest
Shop Parts
Filter Search
1980
Oldsmobile
Cutlass
Shop Parts
Filter Search
1984
Cadillac
Fleetwood
Shop Parts
Filter Search
1975
Cadillac
DeVille
Shop Parts
Filter Search
1964
Chevrolet
Chevelle
Shop Parts
Filter Search
1973
Oldsmobile
Cutlass
Shop Parts
Filter Search
1972
Oldsmobile
Cutlass
Shop Parts
Filter Search
1999
Cadillac
Seville
Shop Parts
Filter Search
1970
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1983
Buick
Regal
Shop Parts
Filter Search
1985
Buick
Regal
Shop Parts
Filter Search
1979
Pontiac
LeMans
Shop Parts
Filter Search
1999
Cadillac
DeVille
Shop Parts
Filter Search
1975
Oldsmobile
Cutlass
Shop Parts
Filter Search
1987
Oldsmobile
Cutlass
Shop Parts
Filter Search
2007
Cadillac
Escalade
Shop Parts
Filter Search
1972
Buick
Riviera
Shop Parts
Filter Search
1971
Cadillac
Eldorado
Shop Parts
Filter Search
1978
Pontiac
LeMans
Shop Parts
Filter Search
1963
Cadillac
60 Special
Shop Parts
Filter Search
1959
Pontiac
Bonneville
Shop Parts
Filter Search
1977
Cadillac
DeVille
Shop Parts
Filter Search
2006
Cadillac
XLR
Shop Parts
Filter Search
1969
Buick
Skylark
Shop Parts
Filter Search
1966
Chevrolet
Corvair
Shop Parts
Filter Search
1976
Pontiac
LeMans
Shop Parts
Filter Search
1975
Pontiac
LeMans
Shop Parts
Filter Search
2011
Cadillac
STS
Shop Parts
Filter Search
2006
Cadillac
STS
Shop Parts
Filter Search
1976
Buick
Riviera
Shop Parts
Filter Search
1964
Pontiac
LeMans
Shop Parts
Filter Search
2004
Cadillac
Escalade
Shop Parts
Filter Search
1963
Pontiac
LeMans
Shop Parts
Filter Search
1967
Cadillac
DeVille
Shop Parts
Filter Search
1967
Chevrolet
Chevelle
Shop Parts
Filter Search
1982
Chevrolet
Malibu
Shop Parts
Filter Search
1988
Chevrolet
Suburban
Shop Parts
Filter Search
2010
Cadillac
STS
Shop Parts
Filter Search
1968
Buick
Riviera
Shop Parts
Filter Search
1979
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1969
Chevrolet
K20
Shop Parts
Filter Search
1983
GMC
K25/K2500
Shop Parts
Filter Search
1971
Buick
Skylark
Shop Parts
Filter Search
2003
Cadillac
Escalade
Shop Parts
Filter Search
1986
Buick
Regal
Shop Parts
Filter Search
1965
Pontiac
GTO
Shop Parts
Filter Search
1968
Oldsmobile
Cutlass
Shop Parts
Filter Search
2013
Cadillac
Escalade EXT
Shop Parts
Filter Search
1959
Cadillac
DeVille
Shop Parts
Filter Search
1978
Oldsmobile
Cutlass
Shop Parts
Filter Search
1967
Pontiac
LeMans
Shop Parts
Filter Search
1973
Cadillac
60 Special
Shop Parts
Filter Search
1964
GMC
K25/K2500
Shop Parts
Filter Search
1977
Pontiac
LeMans
Shop Parts
Filter Search
1972
Pontiac
LeMans
Shop Parts
Filter Search
1991
Cadillac
DeVille
Shop Parts
Filter Search
1965
Chevrolet
Corvair
Shop Parts
Filter Search
1982
Oldsmobile
Cutlass
Shop Parts
Filter Search
1979
Chevrolet
K20
Shop Parts
Filter Search
1994
Chevrolet
Blazer
Shop Parts
Filter Search
1964
Cadillac
Eldorado
Shop Parts
Filter Search
1977
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1979
Oldsmobile
Cutlass
Shop Parts
Filter Search
2018
Cadillac
CTS
Shop Parts
Filter Search
1961
Cadillac
Series 75
Shop Parts
Filter Search
Shop All Parts
+ Add Vehicle
Catalogs
Cart
Have a Question?
Ask our Experts
Mon‑Fri 8:00‑4:30 PT
Experts Offline
Interior
Door Handles & Hardware
Door & Window Handles, Door Hinges
Emblems
Reproduction, Aftermarket, Kits, Hardware
Fasteners & Hardware
Bolts, Clips, Screws, Ties, Straps, Washer, Nuts
Gauges & Accessories
Gauges, Panels, Kits, Sending Units
Interior Accessories
Armrests, Carpet, Flooring, Consoles, Dash, Door, Glove Box
Keys & Locks
Hardware, Keys, Locks, Sets, & Switches
Mirrors & Hardware
Mirrors, Mounting Hardware
Exterior
Decals
Decals, Body Stripes, Misc
Emblems
Reproduction, Aftermarket, Kits, Hardware
Exhaust
Mufflers, Headers, Pipes, Mainfolds, Tips, Kits
Fasteners & Hardware
Bolts, Clips, Screws, Ties, Straps, Washer, Nuts
Gaskets & Seals
Adhesives, Gaskets, Seals, Weatherstripping
Keys & Locks
Hardware, Keys, Locks, Sets, & Switches
Lamps & Lenses
Headlights, Lamps, Lenses, Bulbs, Hardware
Mirrors & Hardware
Mirrors, Mounting Hardware
Wheels & Accessories
Lug Nuts, Bolts, Studs, Wheels, Accessories
Body Parts & Trim
Bumpers & Hardware
Bumpers, Hardware, Inserts, Brackets
Convertible Tops & Accessories
Tops, Moldings, Boots, Hardware
Door Handles & Hardware
Door & Window Handles, Door Hinges
Mirrors & Hardware
Mirrors, Mounting Hardware
Moldings
Front End, Rear, Side, Window, Hardware
Sheet Metal & Body Panels
Doors, Hoods, Fenders, Quarter, Trunk, Floor, Armrest
Trunk Panels & Accessories
Mats, Dividers, Hardware, Accessories
Window
Glass, Motors, Regulators, Hardware
Suspension & Brakes
Brake Systems
Disc, Drum, Master Cylinders, Boosters, Pumps, Valves
Chassis & Suspension
Bushings, Mounts, Chassis, Steering, Suspension
Fasteners & Hardware
Bolts, Clips, Screws, Ties, Straps, Washer, Nuts
Engine & Drivetrain
Air & Fuel Delivery
Air Cleaners, Filters, Carburetors, Pumps, Tanks, Manifolds
Cooling & Heating
Air Conditioning, Controls, Fans, Motors, Cores, Radiators, Thermostats, Heaters, Pumps, Ducts
Decals
Decals, Body Stripes, Misc
Drivetrain
Differentials, Driveshafts, Chaines, Shifters, Transmissions, Bearings, Seals
Emblems
Reproduction, Aftermarket, Kits, Hardware
Engines & Components
Belts, Pulleys, Camshafts, Heads, Oiling Systems, Engines
Exhaust
Mufflers, Headers, Pipes, Mainfolds, Tips, Kits
Fasteners & Hardware
Bolts, Clips, Screws, Ties, Straps, Washer, Nuts
Fittings & Hoses
Fittings, Clamps, Brackets, Hoses, Lines, Plugs, Tubing, Valves
Gaskets & Seals
Adhesives, Gaskets, Seals, Weatherstripping
Ignition & Electrical
Alternators, Wiring, Horns, Starters, Distributors
Oils, Fluids & Sealer
Oils, Fluids, Grease, Lubricants, Grease, Cleaners, Sealers, Glues
Windshield Washer
Bottles, Pumps, Arms, Motors, Switches, Hardware
Audio & Electric
Gauges & Accessories
Gauges, Panels, Kits, Sending Units
Ignition & Electrical
Alternators, Wiring, Horns, Starters, Distributors
Mobile Electronics
Antennas, Radios, Speakers, GPS, iPod, Bluetooth
Tools & More
Books
Owners Manuals, Service Manuals, History
Car Care & Paint
Covers, Cleaners, Waxes, Polishes, Paints, Coatings, Dyes, Markers
Fasteners & Hardware
Bolts, Clips, Screws, Ties, Straps, Washer, Nuts
Gifts & Apparel
Shirts, Jackets, Hats, Plates, Garage Decor
Tools & Shop Equipment
Brake, Electrical, Engine, Fuel, Hand, Suspension, Wheel, Tire
×
We use cookies to ensure that we give you the best experience on our website. Click
here
for more information.
Got It
250th Anniversary Sale
Save up to 20% on Restoration - use code: USA250
Home
Regal
1985
Cooling & Heating
1985 Buick Regal
Cooling & Heating
Categories
Air Conditioning
Climate Control Panels & Components
Fans
Heater Blower Motors
Heater Cores
Heaters
Hvac Ducts & Accessories
Oil & Fluid Coolers
Overflow Tanks & Catch Cans
Radiators
Thermostats, Housings & Fillers
Water Pumps
1985 Buick Regal
Cooling & Heating
Filters
12
24
36
48
60
96
120
Relevance
Best Selling
A-Z ↓
Z-A ↑
Highest Price ↑
Lowest Price ↓
Newest Arrivals
×
Product Type
Aftermarket
56
Performance
83
Restoration
88
Part Type
A/C Clutch Cycle Switch
1
A/C Compression Fitting Seal O-Ring
1
A/C Compressor
9
A/C Compressor Bracket
2
A/C Compressor Clutch
1
A/C Condenser
1
A/C Condenser and Evaporator Assembly
1
A/C Condenser and Receiver Drier Assembly
2
A/C Control Switch
2
A/C Evaporator Core
3
A/C Evaporator Core Case Drain Tube Kit
1
A/C Evaporator Core Kit
2
A/C Receiver Drier
1
A/C Refrigerant Liquid Hose
1
Accessory Drive Belt
1
Air Distribution Duct
1
Auto Trans Oil Cooler Assembly
1
Automatic Transmission Oil Cooler Bolt
1
Auxiliary Engine Cooling Fan Switch
1
Bolt Kit
5
Cooling System Adapter
2
Electric Engine Water Pump
3
Electrical Bulkhead Connector
2
Engine Air Box Cover
1
Engine Coolant / Antifreeze
1
Engine Coolant Additive
1
Engine Coolant By-Pass Hose
1
Engine Coolant Fan Mounting Kit
1
Engine Coolant Filler Neck
1
Engine Coolant Filler Neck Cap
2
Engine Coolant Recovery Tank
3
Engine Coolant Recovery Tank Cap
2
Engine Coolant Recovery Tank Hose
1
Engine Coolant Refractometer
1
Engine Coolant Temperature Sensor
5
Engine Coolant Thermostat
5
Engine Coolant Thermostat/Water Outlet Assembly
1
Engine Coolant Water Outlet
7
Engine Coolant Water Outlet Seal
1
Engine Cooling Control Module
1
Engine Cooling Fan
2
Engine Cooling Fan Assembly
24
Engine Cooling Fan Bracket
2
Engine Cooling Fan Clutch
5
Engine Cooling Fan Motor Wiring Harness
6
Engine Cooling Fan Shroud
2
Engine Cooling Fan Spacer Kit
1
Engine Water Pump
10
Engine Water Pump Assembly
1
Engine Water Pump Fitting
1
Firewall
1
Firewall Grommet
3
Firewall Plate
1
HVAC Blower Motor
3
HVAC Blower Motor Relay
1
HVAC Blower Motor Resistor
2
HVAC Control Duct Hose
14
HVAC Defrost and Heater Air Duct Hose
6
HVAC Heater Control Valve
1
HVAC Temperature Control Panel
1
Intake Manifold Fitting
1
Pigtail
1
Power Steering Line
1
Radiator
33
Radiator Cap
3
Radiator Coolant Hose
10
Radiator Drain Petcock
1
Radiator Mount Bushing
1
Radiator Support Air Deflector
1
Thermal Acoustic Insulation
1
Tube Fitting
1
Wheel
2
Uncategorized
11
Category
Air Conditioning
38
Climate Control Panels & Components
1
Fans
51
Heater Blower Motors
8
Heater Cores
1
Heaters
4
Hvac Ducts & Accessories
28
Oil & Fluid Coolers
1
Overflow Tanks & Catch Cans
9
Radiators
56
Thermostats, Housings & Fillers
21
Water Pumps
20
Price
$1 - $100
137
$101 - $200
27
$201 - $300
7
$301 - $400
13
$401 - up
43
Brand
AC Delco
5
Aeromotive
5
ARP
3
Be Cool
7
Champion Cooling
4
Cold Case Radiators
8
Derale
2
Eddie Motorsports
2
Edelbrock
1
Evans Coolant
3
Griffin Radiator
2
Hedman Hedders
1
Intellitronix
1
Lokar
1
Maradyne
38
March Performance
1
Mishimoto
2
Mr. Gasket
1
NotcHead
3
Old Air Products
20
Performance by OPGI
1
RESTOPARTS
7
Tuff Stuff
8
U.S. Radiator
18
UMI Performance
1
Vintage Air
16
Weiand Performance
1
Review Rating
ooooo
ooooo
34
ooooo
ooooo
22
ooooo
ooooo
8
ooooo
ooooo
2
ooooo
ooooo
1
Not Yet Reviewed
160
SALE
Blower Motor, w/Fan, 1966-77 Pontiac, 1978-88 GM
ooooo
ooooo
$56.99
Save an extra 5%
Use
USA250
at checkout
Vintage Air
Heat & Cool Unit, Vintage Air, Mini Gen II (SET)
ooooo
ooooo
$999.99
SALE
AC Condenser, 1978-88 G-Body, Passenger Side Lines
2 Style Options
ooooo
ooooo
$216.99
Save an extra 14%
Use
USA250
at checkout
Fan Shroud, 3" Depth, Chrome
ooooo
ooooo
$26.99
Derale
Fan Blade, Derale, 17", Chevy 283/327
ooooo
ooooo
$82.99
Vintage Air
HVAC Louver Panel, Universal Under Dash, Vintage Air Slimline, Brushed Aluminum (SET)
ooooo
ooooo
$119.99
Heat Sink Oil Cooler, Transmission, Dual Pass 1/4" NPT
3 Style/Color Options
ooooo
ooooo
$79.99
RESTOPARTS
Water Outlet, 15°, Aluminum, Swivel w/O-Ring, Chevrolet V8
2 Finish Options
ooooo
ooooo
From
$29.99
Water Pump, 1978-87 El Camino, 78-83 Malibu, 78-88 Monte Carlo, 81-82 Regal
ooooo
ooooo
$196.99
SALE
U.S. Radiator
Radiator, Std Core, 80-88 G-Body, V8, 3-Row, w/AC, 17" x 26-1/4"
4 Transmission/Rows Options
ooooo
ooooo
$646.99
Save an extra 8%
Use
USA250
at checkout
SALE
Old Air Products
Duct Hose, GM Vehicles, Heater & A/C, 3", Vinyl, 6-Foot Length
ooooo
ooooo
$24.99
Save an extra $1.20
Use
USA250
at checkout
Radiator Hose, Upper, 1982-85 Regal 5.7 Diesel, 86-87 Regal 307
ooooo
ooooo
$15.99
U.S. Radiator
Radiator, Std Core, 73-77 CH/EC/MC L6, 78-85 Regal V6, 17" x 20-3/4", PS. Fill
6 Transmission/Rows Options
ooooo
ooooo
From
$519.99
Be Cool
Radiator Module, Aluminum, Be Cool, 1978-87 G-Body, AT, 32" x 19", LH Upr/RH Lwr
2 Finish Options
ooooo
ooooo
From
$1,499.99
Weiand Performance
Water Pump, Weiand Action +Plus, Chevrolet SB, Long, w/"Twisted Snout" design
2 Finish Options
ooooo
ooooo
From
$195.99
SALE
AC Delco
Radiator Cap, 1969-88 G-Body, RC-27, 15lbs., ACDelco
ooooo
ooooo
$15.99
Save an extra 14%
Use
USA250
at checkout
Champion Cooling
Radiator, Alum. American Eagle, 1978-88 G-Body, 2Row 1" Tube, 18.25" H x 31" W
ooooo
ooooo
$339.99
SALE
Temperature Sending Unit, 1980-88 Malibu/Monte Carlo/El Camino, V8, w/Gauges
ooooo
ooooo
$49.99
Save an extra 12%
Use
USA250
at checkout
SALE
Old Air Products
Heater Control Valve, Inline, Vac, Normally Closed, 3" Long, 5/8" inlet/outlet
ooooo
ooooo
$38.99
Save an extra 11%
Use
USA250
at checkout
Water Pump, 1978-87 El Camino, 78-83 Malibu, 78-88 Monte Carlo, 81-82 Regal
ooooo
ooooo
$78.99
Radiator Hose, Lower, 1982-85 Regal, V6 Diesel
ooooo
ooooo
$37.99
Radiator Hose, Lower, 1982-85 Regal 5.7 Diesel, 1986-87 Regal 307
ooooo
ooooo
$23.99
Be Cool
Radiator, Be Cool, 1978-83 All/1984-87 MC/EC, AT, 32" x 19", LH Upper/RH Lower
2 Finish Options
ooooo
ooooo
From
$749.99
SALE
RESTOPARTS
Cap, Overflow Tank, 1978-88 G-Body, Non-Vented
ooooo
ooooo
$6.49
Save an extra 9%
Use
USA250
at checkout
Page 3 of 10 - 234 Items
«
1
2
3
4
5
»
Page 3 of 10 - 234 Items
«
1
2
3
4
5
»
Free Ground Shipping
Free Ground Shipping on orders over $299 in the contiguous United States.
Shop Clearance
Save up to 55% on huge clearance deals on hundreds of items.
Earn Points for Free Parts
Earn points for every dollar you spend with OPGI’s Frequent Buyer Rewards Program.
Price Match Guarantee
We’ll price match any currently advertised retail price offered by a retail competitor.
Select Your Vehicle
Find parts that fit your vehicle
GM Cars
GM Trucks
Make
Model
Year
Go