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
1978
Regal
My Garage
19
View Garage
1978
Buick
Regal
Shop Parts
Filter Search
1973
GMC
C25/C2500
Shop Parts
Filter Search
1977
Oldsmobile
Cutlass
Shop Parts
Filter Search
1978
Oldsmobile
Cutlass
Shop Parts
Filter Search
2002
Cadillac
DeVille
Shop Parts
Filter Search
1972
GMC
K15/K1500
Shop Parts
Filter Search
1962
Pontiac
LeMans
Shop Parts
Filter Search
2005
Chevrolet
Malibu
Shop Parts
Filter Search
1983
Buick
T-Type
Shop Parts
Filter Search
1975
Pontiac
LeMans
Shop Parts
Filter Search
1961
Pontiac
LeMans
Shop Parts
Filter Search
1939
Cadillac
Series 62
Shop Parts
Filter Search
1963
Chevrolet
Corvair
Shop Parts
Filter Search
1998
Chevrolet
Malibu
Shop Parts
Filter Search
1985
Pontiac
Bonneville
Shop Parts
Filter Search
1980
Buick
Regal
Shop Parts
Filter Search
1983
GMC
C25/C2500
Shop Parts
Filter Search
1968
Buick
Riviera
Shop Parts
Filter Search
1986
Cadillac
Eldorado
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
1978
Cooling & Heating
1978 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
1978 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
×
Clear All Filters
Product Type
Aftermarket
0
Other
0
Performance
0
Restoration
0
Part Type
A/C Compression Fitting Seal O-Ring
0
A/C Compressor
0
A/C Compressor Bracket
0
A/C Compressor Clutch
0
A/C Condenser
0
A/C Condenser and Evaporator Assembly
0
A/C Control Switch
0
A/C Evaporator Core
0
A/C Evaporator Core Case Drain Tube Kit
0
A/C Evaporator Core Kit
0
A/C Receiver Drier
0
Accessory Drive Belt
0
Air Distribution Duct
0
Auto Trans Oil Cooler Assembly
0
Automatic Transmission Oil Cooler Bolt
0
Auxiliary Engine Cooling Fan Switch
0
Bolt Kit
0
Cooling System Adapter
0
Electric Engine Water Pump
0
Electrical Bulkhead Connector
0
Engine Coolant / Antifreeze
0
Engine Coolant / Power Steering / Supercharger Reservoir Kit
0
Engine Coolant Additive
0
Engine Coolant By-Pass Hose
0
Engine Coolant Fan Mounting Kit
0
Engine Coolant Filler Neck
0
Engine Coolant Overflow Tank Kit
0
Engine Coolant Recovery Tank
0
Engine Coolant Recovery Tank Cap
0
Engine Coolant Recovery Tank Hose
0
Engine Coolant Refractometer
0
Engine Coolant Temperature Sensor
0
Engine Coolant Thermostat
0
Engine Coolant Thermostat/Water Outlet Assembly
0
Engine Coolant Water Outlet
0
Engine Coolant Water Outlet Seal
0
Engine Cooling Control Module
0
Engine Cooling Fan
0
Engine Cooling Fan Assembly
0
Engine Cooling Fan Bracket
0
Engine Cooling Fan Clutch
0
Engine Cooling Fan Motor Wiring Harness
0
Engine Cooling Fan Shroud
0
Engine Cooling Fan Spacer Kit
0
Engine Water Pump
0
Engine Water Pump Assembly
0
Engine Water Pump Fitting
0
Firewall
0
Firewall Grommet
0
Firewall Plate
0
HVAC Blower Motor
0
HVAC Blower Motor Relay
0
HVAC Blower Motor Resistor
0
HVAC Control Duct Hose
0
HVAC Defrost and Heater Air Duct Hose
0
HVAC Heater Control Valve
0
HVAC Heater Core
0
Intake Manifold Fitting
0
Pigtail
0
Power Steering Line
0
Radiator
2
Radiator Cap
0
Radiator Coolant Hose
0
Radiator Drain Petcock
0
Radiator Mount Bushing
0
Radiator Support Air Deflector
0
Thermal Acoustic Insulation
0
Tube Fitting
0
Wheel
0
Uncategorized
0
Category
Air Conditioning
0
Climate Control Panels & Components
0
Fans
0
Heater Blower Motors
0
Heater Cores
0
Heaters
0
Hvac Ducts & Accessories
0
Oil & Fluid Coolers
0
Overflow Tanks & Catch Cans
0
Radiators
2
Thermostats, Housings & Fillers
0
Water Pumps
0
Price
$1 - $100
0
$101 - $200
0
$201 - $300
0
$301 - $400
0
$401 - up
0
Brand
Clear
Griffin Radiator
2
AC Delco
5
Aeromotive
5
ARP
3
Be Cool
7
Champion Cooling
2
Cold Case Radiators
8
Derale
2
Eddie Motorsports
2
Edelbrock
1
Evans Coolant
3
Hedman Hedders
1
Intellitronix
1
Lokar
1
Maradyne
38
March Performance
1
Mishimoto
2
Mr. Gasket
1
NotcHead
3
Old Air Products
21
Performance by OPGI
1
RESTOPARTS
10
Tuff Stuff
8
U.S. Radiator
12
UMI Performance
1
Vintage Air
10
Weiand Performance
1
Review Rating
ooooo
ooooo
0
ooooo
ooooo
0
ooooo
ooooo
0
ooooo
ooooo
0
ooooo
ooooo
0
Not Yet Reviewed
0
Griffin Radiator
Radiator, Griffin Aluminum ExactFit, 1964-88, 26" Core, 2-Row
2 Finish Options
ooooo
ooooo
From
$959.99
Griffin Radiator
Radiator, Griffin Aluminum ExactFit, 1964-88, 28" Core, 2-Row
1 Finish Options
ooooo
ooooo
$959.99
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