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
1984
Grand Prix
My Garage
80
View Garage
1984
Pontiac
Grand Prix
Shop Parts
Filter Search
1965
Oldsmobile
Cutlass
Shop Parts
Filter Search
1953
Cadillac
Series 75
Shop Parts
Filter Search
1969
Pontiac
LeMans
Shop Parts
Filter Search
1987
GMC
Caballero
Shop Parts
Filter Search
1974
Chevrolet
Chevelle
Shop Parts
Filter Search
1968
Pontiac
Catalina
Shop Parts
Filter Search
1973
GMC
Sprint
Shop Parts
Filter Search
1980
Chevrolet
K20
Shop Parts
Filter Search
1969
Chevrolet
El Camino
Shop Parts
Filter Search
1984
Cadillac
60 Special
Shop Parts
Filter Search
1987
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1973
Cadillac
Series 62
Shop Parts
Filter Search
1961
Cadillac
60 Special
Shop Parts
Filter Search
1968
Pontiac
Bonneville
Shop Parts
Filter Search
1981
Chevrolet
El Camino
Shop Parts
Filter Search
1992
Chevrolet
Blazer
Shop Parts
Filter Search
1965
Pontiac
Grand Prix
Shop Parts
Filter Search
1957
Cadillac
60 Special
Shop Parts
Filter Search
1978
GMC
Jimmy
Shop Parts
Filter Search
1936
Cadillac
Series 67
Shop Parts
Filter Search
1977
Pontiac
Bonneville
Shop Parts
Filter Search
2006
Cadillac
CTS
Shop Parts
Filter Search
1978
Cadillac
60 Special
Shop Parts
Filter Search
1967
Chevrolet
K20
Shop Parts
Filter Search
1983
GMC
C35/C3500
Shop Parts
Filter Search
1979
Pontiac
Grand Prix
Shop Parts
Filter Search
1963
Pontiac
Bonneville
Shop Parts
Filter Search
1987
Chevrolet
C10
Shop Parts
Filter Search
1965
Pontiac
Bonneville
Shop Parts
Filter Search
1972
Chevrolet
El Camino
Shop Parts
Filter Search
1972
GMC
C15/C1500
Shop Parts
Filter Search
1970
Oldsmobile
Cutlass
Shop Parts
Filter Search
1989
Cadillac
DeVille
Shop Parts
Filter Search
2007
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1966
Chevrolet
El Camino
Shop Parts
Filter Search
1939
Cadillac
Series 67
Shop Parts
Filter Search
1972
Pontiac
Bonneville
Shop Parts
Filter Search
1999
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1980
Cadillac
DeVille
Shop Parts
Filter Search
1964
Chevrolet
Chevelle
Shop Parts
Filter Search
1982
Pontiac
Grand Prix
Shop Parts
Filter Search
1967
Chevrolet
Suburban
Shop Parts
Filter Search
1987
GMC
Jimmy
Shop Parts
Filter Search
1967
Chevrolet
Corvair
Shop Parts
Filter Search
1977
Chevrolet
El Camino
Shop Parts
Filter Search
2015
Chevrolet
Malibu
Shop Parts
Filter Search
1979
Chevrolet
Suburban
Shop Parts
Filter Search
1987
Chevrolet
El Camino
Shop Parts
Filter Search
1975
Chevrolet
El Camino
Shop Parts
Filter Search
1962
GMC
C35/C3500
Shop Parts
Filter Search
1983
GMC
K15/K1500
Shop Parts
Filter Search
1987
Cadillac
60 Special
Shop Parts
Filter Search
1974
Buick
Riviera
Shop Parts
Filter Search
1975
Chevrolet
Chevelle
Shop Parts
Filter Search
1988
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1974
Cadillac
Eldorado
Shop Parts
Filter Search
1970
Pontiac
Grand Prix
Shop Parts
Filter Search
1960
GMC
K25/K2500
Shop Parts
Filter Search
1975
Pontiac
Catalina
Shop Parts
Filter Search
1970
Chevrolet
K20
Shop Parts
Filter Search
1937
Cadillac
Series 67
Shop Parts
Filter Search
1975
Cadillac
Eldorado
Shop Parts
Filter Search
1946
Cadillac
Series 63
Shop Parts
Filter Search
1987
GMC
C25/C2500
Shop Parts
Filter Search
1963
Chevrolet
Suburban
Shop Parts
Filter Search
1967
GMC
C35/C3500
Shop Parts
Filter Search
2002
Cadillac
Seville
Shop Parts
Filter Search
1962
Pontiac
Grand Prix
Shop Parts
Filter Search
1959
Cadillac
Eldorado
Shop Parts
Filter Search
1977
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1975
Chevrolet
K20
Shop Parts
Filter Search
1970
Pontiac
GTO
Shop Parts
Filter Search
1964
Cadillac
Series 62
Shop Parts
Filter Search
1970
Pontiac
Bonneville
Shop Parts
Filter Search
1960
Cadillac
60 Special
Shop Parts
Filter Search
1985
Chevrolet
El Camino
Shop Parts
Filter Search
1975
Pontiac
Bonneville
Shop Parts
Filter Search
1982
GMC
K15/K1500
Shop Parts
Filter Search
1980
Chevrolet
El Camino
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
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
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
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
Grand Prix
1984
Ignition & Electrical
Electrical Wiring
1984 Pontiac Grand Prix
Electrical Wiring
Filters
12
24
36
48
60
96
120
Relevance
Best Selling
A-Z ↓
Z-A ↑
Highest Price ↑
Lowest Price ↓
Newest Arrivals
×
Product Type
Aftermarket
65
Performance
36
Restoration
20
Part Type
Accessory Fuse / Relay Wiring Kit
1
Accessory Wiring Junction Block Connector
2
Battery
15
Battery Relocation Kit
1
Brake Light Switch
1
Chassis Wire Harness
5
Chassis Wiring Harness Clip
1
Clamp Value Pack
1
Courtesy Light
1
Dimmer Switch
2
Distributor Wire Harness
3
Electrical Clamp
12
Engine Compartment Insulation
4
Engine Cooling Fan Motor Relay
2
Firewall Plate
1
Fuel Pump Relay
2
Fuse Block
2
Glove Box
1
Grommet
1
Headlight Relay
2
Heat Shield Insulator
5
HVAC Blower Motor Relay
1
Instrument Panel Light Socket
3
Spark Plug Boot Heat Sleeve
1
Spark Plug Wire Holder
3
Thermal Acoustic Insulation
7
Tie Strap and Clip
1
Tubing
1
Wire Separator
8
Wire Stripper
1
Wire Wrapping Tool
2
Wiring Harness Clip
1
Wiring Harness Tape
2
Wiring Relay
1
Uncategorized
25
Category
Carpets & Flooring
2
Charging Systems
15
Dash & Accessories
3
Electrical & Electrical Testing Tools
3
Electrical Wiring
122
Firewalls/Cowls
1
Fuel Pumps & Regulators
1
Gauges, Panels & Kits
1
Glove Boxes
1
Heater Blower Motors
1
Ignition Components
1
Interiors Clips & Screws
1
Lines
4
Pedal Pads
1
Spark Plug Wires & Accessories
26
Starters
1
Steering Components
1
Tail Lamps
1
Transmissions
1
Tubing
9
Price
$1 - $100
81
$101 - $200
8
$201 - $300
3
$301 - $400
2
$401 - up
27
Brand
AC Delco
1
American Autowire
6
Antigravity Batteries
15
Lectric Limited
2
Lokar
26
M&H
1
MSD
1
Painless Performance
37
Powermaster
1
RESTOPARTS
2
Revolution Electronics
1
Taylor
1
Thermo-Tec
13
Review Rating
ooooo
ooooo
12
ooooo
ooooo
10
ooooo
ooooo
2
ooooo
ooooo
1
Not Yet Reviewed
96
Thermo-Tec
Heat Sleeve, Thermo-Tec, Aluminized, 50' x 2" I.D.
ooooo
ooooo
$546.99
Thermo-Tec
Heat Sleeve, Thermo-Tec, Aluminized, 50' x 1/2" I.D.
ooooo
ooooo
$272.99
Thermo-Tec
Heat Sleeve, Thermo-Tec, Aluminized, 50' x 2 1/2" I.D.
ooooo
ooooo
$636.99
Lokar
Wire Separators, Box Cluster 4-Wire, Made4You Smoothie, 7-8mm Plug Wires, 2pcs (SET)
6 Color Options
ooooo
ooooo
$20.99
Lokar
Wire Separator Set, Made4You Smoothie, V6, 7-8mm Plug Wires, 8-Pieces (SET)
6 Color Options
ooooo
ooooo
$55.99
SALE
Clip, Wire Harness, 1954-93 GM
ooooo
ooooo
$5.99
Save an extra 17%
Use
USA250
at checkout
Painless Performance
Grommets, Painless Performance, Assortment
ooooo
ooooo
$16.99
SALE
Clip, Wire, 67-88 GM All, TH400 Transmission
ooooo
ooooo
$15.99
Save an extra 14%
Use
USA250
at checkout
Painless Performance
Clips, Cable Tie, Painless Performance, 1/4" Hole
ooooo
ooooo
$15.99
Painless Performance
Wiring Harness, Chassis, Painless, Classic Custom-Plus, 28 Circuit, Grommet
2 Key Location Options
ooooo
ooooo
From
$347.99
SALE
Clip Set, Printed Circuit Board Retainer, 12-Pieces (SET)
ooooo
ooooo
$14.99
Save an extra 8%
Use
USA250
at checkout
Lokar
Wire Separator Set, Made4You Smoothie, Top Mount For Center Bolt Covers, 6-Piece (SET)
12 Wire Size/Color Options
ooooo
ooooo
$64.99
Lokar
T-Clamp Single Place, Made4You, Small Diameter, 8-Pieces (SET)
12 Size/Color Options
ooooo
ooooo
$24.99
Lokar
Bracket Set, Made4You Smoothie, Side Mount, 4 Brackets w/Hardware, Aluminum (SET)
ooooo
ooooo
$38.99
Lokar
T-Clamp All Plumb, 3/16" to 3/8" Single and 5/16" to 3/8" Double Clamps, 176pcs (SET)
6 Color Options
ooooo
ooooo
$186.99
Lokar
T-Clamp Brake Line, 3/16" to 1/4" Single & 3/16" to 1/4" Double Clamps, Black (SET)
ooooo
ooooo
$105.99
Lokar
Chazis Clamp, Made4You, Screwless, 1-5/8" Chassis Tube to Hose, 3-Piece, Black (SET)
7 Size Options
ooooo
ooooo
$27.99
Lokar
T-Clamp Double Place, Made4You, Extra Large Diameter, 2-Pieces (PAIR)
24 Size/Color Options
ooooo
ooooo
$26.99
Lokar
T-Clamp Double Place, Made4You, Large Diameter, 3-Piece (SET)
18 Size/Color Options
ooooo
ooooo
$26.99
Lokar
T-Clamp Single Place, Made4You, Extra Large Diameter, 3-Piece (SET)
12 Size/Color Options
ooooo
ooooo
$24.99
Lokar
T-Clamp Single Place, Made4You, Medium Diameter, 6-Pieces (SET)
18 Size/Color Options
ooooo
ooooo
$24.99
Lokar
T-Clamp Single Place, Made4You, Large Diameter, 4-Pieces (SET)
18 Size/Color Options
ooooo
ooooo
$24.99
Lokar
T-Clamp Double Place, Made4You, Small Diameter, 6-Pieces (SET)
18 Size/Color Options
ooooo
ooooo
$24.99
Lokar
T-Clamp Double Place, Made4You, Medium Diameter, 4-Pieces (SET)
36 Size/Color Options
ooooo
ooooo
$25.99
Page 5 of 6 - 122 Items
«
2
3
4
5
6
»
Page 5 of 6 - 122 Items
«
2
3
4
5
6
»
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