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
1981
Grand Prix
My Garage
13
View Garage
1972
Chevrolet
El Camino
Shop Parts
Filter Search
1985
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1955
Chevrolet
Advance Design
Shop Parts
Filter Search
1947
Chevrolet
Advance Design
Shop Parts
Filter Search
1982
Pontiac
Grand Prix
Shop Parts
Filter Search
1981
Pontiac
Grand Prix
Shop Parts
Filter Search
1982
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1967
Oldsmobile
Cutlass
Shop Parts
Filter Search
1949
GMC
New Design
Shop Parts
Filter Search
1970
Buick
Riviera
Shop Parts
Filter Search
1952
Cadillac
Series 75
Shop Parts
Filter Search
1970
Buick
Riviera
Shop Parts
Filter Search
1978
GMC
C15/C1500
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
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
Sale Extended!
Save up to 20% on Restoration - use code: USA250
Home
Grand Prix
1981
Cooling & Heating
1981 Pontiac Grand Prix
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
1981 Pontiac Grand Prix
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
79
Restoration
73
Part Type
A/C Charging Valve Cap
3
A/C Compression Fitting Seal O-Ring
1
A/C Compressor
12
A/C Compressor Bracket
3
A/C Compressor Clutch
3
A/C Condenser
1
A/C Condenser and Evaporator Assembly
1
A/C Control Switch
2
A/C Evaporator Bezel
2
A/C Evaporator Core
1
A/C Evaporator Core Case Drain Tube Kit
1
A/C Evaporator Core Kit
2
A/C Receiver Drier
1
Accessory Drive Belt
3
Air Distribution Duct
1
Alternator Bracket
1
Auto Trans Oil Cooler Assembly
1
Automatic Transmission Oil Cooler Bolt
1
Auxiliary Engine Cooling Fan Switch
1
Belt Tensioner Cap
1
Bolt Kit
5
Cooling System Adapter
2
Dash Face Vents Duct
1
Electric Engine Water Pump
3
Electrical Bulkhead Connector
2
Engine Coolant / Antifreeze
1
Engine Coolant / Power Steering / Supercharger Reservoir Kit
1
Engine Coolant Additive
1
Engine Coolant Fan Mounting Kit
1
Engine Coolant Filler Neck
1
Engine Coolant Filler Neck Cap
2
Engine Coolant Recovery Tank
2
Engine Coolant Recovery Tank Cap
2
Engine Coolant Recovery Tank Hose
1
Engine Coolant Refractometer
1
Engine Coolant Temperature Sensor
4
Engine Coolant Thermostat
5
Engine Coolant Thermostat/Water Outlet Assembly
1
Engine Coolant Water Outlet
8
Engine Coolant Water Outlet Seal
1
Engine Cooling Control Module
1
Engine Cooling Fan
3
Engine Cooling Fan Assembly
24
Engine Cooling Fan Bracket
2
Engine Cooling Fan Clutch
3
Engine Cooling Fan Motor Wiring Harness
6
Engine Cooling Fan Shroud
2
Engine Cooling Fan Spacer Kit
2
Engine Water Pump
5
Engine Water Pump Assembly
1
Engine Water Pump Fitting
1
Firewall
1
Firewall Grommet
4
Firewall Plate
1
Heater Assembly Mounting Hardware
1
Heater Hose Nipple
1
HVAC Blower Motor
2
HVAC Blower Motor Relay
1
HVAC Blower Motor Resistor
2
HVAC Blower Motor Switch
2
HVAC Control Duct Hose
14
HVAC Defrost and Heater Air Duct Hose
5
HVAC Heater Control Valve
2
HVAC Heater Core
2
Intake Manifold Fitting
1
Pigtail
1
Power Steering Line
1
Radiator
17
Radiator Auxiliary Cooling Module Electric Fan
2
Radiator Cap
3
Radiator Coolant Hose
4
Radiator Drain Petcock
1
Radiator Mount Bushing
1
Radiator Support Air Deflector
1
Radiator Surge Tank
1
Stud
1
Thermal Acoustic Insulation
1
Tube Fitting
1
Wheel
2
Category
Air Conditioning
40
Climate Control Panels & Components
1
Fans
50
Heater Blower Motors
9
Heater Cores
4
Heaters
5
Hvac Ducts & Accessories
28
Oil & Fluid Coolers
1
Overflow Tanks & Catch Cans
9
Radiators
32
Thermostats, Housings & Fillers
22
Water Pumps
16
Price
$1 - $100
128
$101 - $200
32
$201 - $300
5
$301 - $400
12
$401 - up
31
Brand
AC Delco
5
Aeromotive
5
ARP
3
Be Cool
7
Champion Cooling
2
Cold Case Radiators
9
Derale
2
Eddie Motorsports
2
Edelbrock
1
Evans Coolant
3
Griffin Radiator
2
Hedman Hedders
1
Intellitronix
1
Lokar
1
Maradyne
37
March Performance
2
Milodon
1
Mr. Gasket
1
NotcHead
4
Old Air Products
20
Performance by OPGI
1
RESTOPARTS
8
Tuff Stuff
8
U.S. Radiator
6
UMI Performance
1
Vintage Air
16
Weiand Performance
1
Review Rating
ooooo
ooooo
35
ooooo
ooooo
26
ooooo
ooooo
9
ooooo
ooooo
2
ooooo
ooooo
1
Not Yet Reviewed
135
U.S. Radiator
Radiator, Std Core, 78-88 G-Body, Non-Turbo V6, 17"x20-3/4", 2" L, 2-3/4" R Mnts
4 Transmission/Rows Options
ooooo
ooooo
From
$513.99
U.S. Radiator
Radiator, Std Core, 80-88 G-Body, Non-Turbo V6, w/AC, 14" x 20-3/4", 2-3/4" Mnts
4 Transmission/Rows Options
ooooo
ooooo
From
$646.99
Be Cool
Radiator Cap, Be Cool Billet, 12-15 PSI
4 Style/Finish Options
ooooo
ooooo
From
$65.99
Fan Clutch, US Motor Works, 1969+ Long Water Pump, Thermal
ooooo
ooooo
$66.99
Cold Case Radiators
Mounting Set, Cold-Case, Universal For Aluminum Radiators (SET)
ooooo
ooooo
$34.99
Fan Spacer, 1969-76 GM Models, 2"
ooooo
ooooo
$44.99
SALE
Old Air Products
Duct Hose, GM Vehicles, Heater & A/C, 1-½", Cloth, 6-Foot long
ooooo
ooooo
$49.99
Save an extra 6%
Use
USA250
at checkout
SALE
Blower Motor Resistor, 1976-88, 3-Prong w/o AC
ooooo
ooooo
$14.99
Save an extra 8%
Use
USA250
at checkout
Griffin Radiator
Radiator, Griffin Aluminum ExactFit, 1964-88, 28" Core, 2-Row
1 Finish Options
ooooo
ooooo
$959.99
Eddie Motorsports
Overflow Tank, Coolant, Eddie Motorsports, Billet Aluminum
7 Finish Options
ooooo
ooooo
From
$159.99
Tuff Stuff
AC Compressor, Tuff Stuff, Sanden SD508 Style, R-134A, 2V-Groove Pulley
7 Finish Options
ooooo
ooooo
From
$449.99
Vintage Air
Hardline, Power Steering, Vintage Air Front Runner, TiteFit
ooooo
ooooo
$79.99
NotcHead
Firewall Trim Ring, Notchead, 5pc Set (SET)
3 Finish Options
ooooo
ooooo
From
$109.99
SALE
Old Air Products
Duct Hose, GM Vehicles, Heater & A/C, 3-1/4", Cloth, 6-Foot Long
ooooo
ooooo
$78.99
Save an extra 12%
Use
USA250
at checkout
Cold Case Radiators
Radiator Cap Cover, Fits Cold Case Radiators Only
ooooo
ooooo
$25.99
U.S. Radiator
Radiator, Std Core, 1980-88 G-Body V8, Non-AC, 26" Wide, 2-3/4" & 2" Mounts
4 Transmission/Rows Options
ooooo
ooooo
From
$604.99
Cold Case Radiators
Plug, Transmission Cooler, 5/16"
ooooo
ooooo
$6.99
Evans Coolant
Coolant, Waterless Engine, Evans, 1936-19 GM, High Performance, 1-Gallon
ooooo
ooooo
$54.99
Compressor, AC, 1980-86 G-Body, R4 Style, w/Clutch, Non-Switch Type
ooooo
ooooo
$217.99
RESTOPARTS
Bulkhead Connector, Firewall, AC & Heater, Four-Port In-Line, Push-On
ooooo
ooooo
$47.99
SALE
Old Air Products
Duct Hose, GM Vehicles, Heater & A/C, 4", Vinyl, 6-Foot Length
ooooo
ooooo
$34.99
Save an extra 15%
Use
USA250
at checkout
SALE
Wheel, Blower Motor, 1966-88, w/AC, Standard Rotation, 5-3/4", Steel
ooooo
ooooo
$12.99
Save an extra $0.32
Use
USA250
at checkout
U.S. Radiator
Aluminum Radiator, 1978-79 C/B/O, V6, 2-Row, 18-1/4" x 20-3/4", PS. Fill
4 Transmission/Rows Options
ooooo
ooooo
From
$574.99
Maradyne
Fans, Maradyne Mach 2, Dual 11", Side Flanges
ooooo
ooooo
$346.99
Page 5 of 9 - 213 Items
«
3
4
5
6
7
»
Page 5 of 9 - 213 Items
«
3
4
5
6
7
»
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