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
1973
Grand Prix
My Garage
48
View Garage
1973
Pontiac
Grand Prix
Shop Parts
Filter Search
1969
GMC
C25/C2500
Shop Parts
Filter Search
1977
GMC
C15/C1500
Shop Parts
Filter Search
1984
GMC
Caballero
Shop Parts
Filter Search
1961
Cadillac
Series 62
Shop Parts
Filter Search
1964
Chevrolet
Chevelle
Shop Parts
Filter Search
1976
Cadillac
Fleetwood
Shop Parts
Filter Search
1981
Cadillac
60 Special
Shop Parts
Filter Search
1980
Buick
Regal
Shop Parts
Filter Search
1984
Chevrolet
Suburban
Shop Parts
Filter Search
1991
Chevrolet
Suburban
Shop Parts
Filter Search
1989
Chevrolet
Suburban
Shop Parts
Filter Search
1977
Chevrolet
K10
Shop Parts
Filter Search
1982
Cadillac
Seville
Shop Parts
Filter Search
1961
Chevrolet
Corvair 95 FC
Shop Parts
Filter Search
1980
GMC
C35/C3500
Shop Parts
Filter Search
1993
Cadillac
Eldorado
Shop Parts
Filter Search
1972
Pontiac
LeMans
Shop Parts
Filter Search
1966
GMC
K15/K1500
Shop Parts
Filter Search
1972
Pontiac
Catalina
Shop Parts
Filter Search
1969
Pontiac
LeMans
Shop Parts
Filter Search
1949
Cadillac
Series 75
Shop Parts
Filter Search
1951
Cadillac
Series 63
Shop Parts
Filter Search
1975
Chevrolet
Suburban
Shop Parts
Filter Search
1980
Pontiac
Bonneville
Shop Parts
Filter Search
1993
Cadillac
60 Special
Shop Parts
Filter Search
1969
GMC
C15/C1500
Shop Parts
Filter Search
1972
GMC
C15/C1500
Shop Parts
Filter Search
1983
Chevrolet
C30
Shop Parts
Filter Search
1968
Pontiac
Tempest
Shop Parts
Filter Search
1987
Chevrolet
K30
Shop Parts
Filter Search
1974
GMC
C25/C2500
Shop Parts
Filter Search
1967
Cadillac
Eldorado
Shop Parts
Filter Search
1982
Cadillac
Fleetwood
Shop Parts
Filter Search
1963
Chevrolet
Corvair 95 FC
Shop Parts
Filter Search
1972
Chevrolet
Chevelle
Shop Parts
Filter Search
1982
GMC
K15/K1500
Shop Parts
Filter Search
1953
GMC
New Design
Shop Parts
Filter Search
1974
Chevrolet
K10
Shop Parts
Filter Search
1964
Chevrolet
C10
Shop Parts
Filter Search
1977
Chevrolet
Suburban
Shop Parts
Filter Search
1954
Cadillac
Series 75
Shop Parts
Filter Search
1974
GMC
C35/C3500
Shop Parts
Filter Search
1953
Cadillac
Eldorado
Shop Parts
Filter Search
1972
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1937
Cadillac
Series 67
Shop Parts
Filter Search
1982
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1985
Chevrolet
Suburban
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
Vinyl Tops
Tops, Modlings, Clips
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
Bonus! Extended! ★
Free ground shipping $99 + up to 20% Savings - use code: USA250
Home
Grand Prix
1973
Ignition & Electrical
Electrical Wiring
1973 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
37
Restoration
35
Part Type
Accessory Fuse / Relay Wiring Kit
1
Accessory Wiring Junction Block Connector
2
Alternator Harness
1
Auto Trans Kickdown Solenoid Switch
2
Battery
15
Battery Relocation Kit
1
Brake Light Switch
2
Brake Light Switch Bracket
2
Chassis Wire Harness
5
Chassis Wiring Harness Clip
1
Chassis Wiring Harness Strap
2
Circuit Breaker
1
Clamp Value Pack
1
Courtesy Light
1
Courtesy Light Bracket
1
Distributor Wire Harness
1
Door Lock Switch Connector
1
Electrical Clamp
12
Engine Compartment Insulation
4
Engine Cooling Fan Motor Relay
2
Fuel Pump Relay
2
Fuse Block
2
Grommet
1
Headlight Relay
2
Headlight Wiring Harness
1
Heat Shield Insulator
5
Ignition Capacitor
1
Instrument Panel Light Socket
3
Neutral Safety Switch
2
Pigtail
1
Power Seat Recliner Actuator Wiring Harness Relay
1
Power Seat Wiring Harness
1
Spark Plug Boot Heat Sleeve
1
Spark Plug Wire Holder
3
Thermal Acoustic Insulation
7
Tie Strap and Clip
1
Tubing
1
Under Hood Light
1
Wire Separator
8
Wire Stripper
1
Wire Wrapping Tool
2
Wiring Harness Clip
3
Wiring Harness Tape
2
Wiring Relay
1
Uncategorized
27
Category
Audio Components
1
Charging Systems
15
Computers, Chips & Programmers
3
Convertible Top Hardware
1
Dash & Accessories
3
Electrical & Electrical Testing Tools
3
Electrical Wiring
138
Fuel Pumps & Regulators
1
Gauges, Panels & Kits
1
Headlights
1
Ignition Components
2
Interiors Clips & Screws
2
Lamp Hardware
1
Lines
4
Oiling Systems
1
Pedal Pads
4
Shifters
1
Spark Plug Wires & Accessories
26
Starters
1
Steering Components
2
Tail Lamps
1
Ties & Straps
1
Transmissions
1
Tubing
9
Window Hardware
1
Price
$1 - $100
94
$101 - $200
9
$201 - $300
3
$301 - $400
4
$401 - up
27
Brand
American Autowire
6
Antigravity Batteries
15
Lectric Limited
2
Lokar
27
M&H
7
MSD
1
Painless Performance
37
Powermaster
1
RESTOPARTS
2
Revolution Electronics
1
Taylor
1
Thermo-Tec
13
Review Rating
ooooo
ooooo
18
ooooo
ooooo
14
ooooo
ooooo
1
ooooo
ooooo
1
ooooo
ooooo
1
Not Yet Reviewed
102
Painless Performance
Powerbraid Installation Tool Set, 3-pc , 1/8", 1/4", 1/2", 3/4" (SET)
ooooo
ooooo
$27.99
Painless Performance
Wire Wrap, Painless Classic Braid, 1/4" Diameter, 20' Length
ooooo
ooooo
$36.99
Painless Performance
Wire Wrap, Painless Classic Braid, 1/2" Diameter, 10' Length
ooooo
ooooo
$34.99
Painless Performance
Powerbraid Wire Wrap, 1"-diameter, 12-feet
ooooo
ooooo
$49.99
Painless Performance
Relay, Fuel Pump, Painless Performance, Standard
ooooo
ooooo
$34.99
Painless Performance
Powerbraid Wire Wrap, 1/8"-diameter, 20-feet
ooooo
ooooo
$31.99
SALE
Lectric Limited
Capacitor, Ignition Coil, 1970-74 Bonneville & Catalina & Grand Prix & GTO
ooooo
ooooo
$17.99
Save an extra 7%
Use
USA250
at checkout
Painless Performance
Powerbraid Wire Wrap, 3/4"-diameter, 6-feet
ooooo
ooooo
$24.99
Painless Performance
Wire Wrap, Painless Classic Braid, 1/8" Diameter, 20' Length
ooooo
ooooo
$36.99
Wiring Harness, Headlight Dimmer, 1961-78 GM Vehicles
ooooo
ooooo
$6.99
Painless Performance
Powerbraid Wire Wrap, 1/2"-diameter, 10-feet
ooooo
ooooo
$29.99
Painless Performance
Wire Wrap, Painless Classic Braid, 3/4" Diameter, 6' Length
ooooo
ooooo
$31.99
Painless Performance
Powerbraid Wire Wrap, 1/4"-diameter, 20-feet
ooooo
ooooo
$31.99
Revolution Electronics
Accessory Fuse Panel, All
ooooo
ooooo
$54.99
Painless Performance
Powerbraid Installation Tool , 1"
ooooo
ooooo
$14.99
M&H
Wiring Harness, Engine, 1973 GTO, V8, Early, Functional Scoop, W/AC
ooooo
ooooo
$347.99
Thermo-Tec
Thermo Sleeve, Thermo-Tec 1/2" I.D.
2 Color Options
ooooo
ooooo
From
$17.99
SALE
Tape, Wire Harness, (Roll)
ooooo
ooooo
$10.99
Save an extra 20%
Use
USA250
at checkout
M&H
Wiring Harness, Engine, 1973 GTO, V8, Early, Unitized Distr., W/AC
ooooo
ooooo
$328.99
Taylor
Wire Stripper/Crimper Tool, Taylor Cable Professional
ooooo
ooooo
$21.99
SALE
Tubing, Cloth Insulation, 3/16" X 30"
ooooo
ooooo
$8.99
Save an extra 20%
Use
USA250
at checkout
Thermo-Tec
Wire Sleeving, Thermo-Tec, Ignition, 25Ft, 3/8" ID
2 Color Options
ooooo
ooooo
$72.99
Thermo-Tec
Express Sleeve, Thermo-Tec, 1"-1.5" I.D.
3 Color Options
ooooo
ooooo
From
$37.99
Thermo-Tec
Express Sleeve, Thermo-Tec, 0.5"-1" I.D.
3 Color Options
ooooo
ooooo
From
$32.99
Page 3 of 6 - 138 Items
«
1
2
3
4
5
»
Page 3 of 6 - 138 Items
«
1
2
3
4
5
»
Free Ground Shipping
Free Ground Shipping on orders over $99 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