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
1971
K20
My Garage
6
View Garage
1971
Chevrolet
K20
Shop Parts
Filter Search
2000
Cadillac
Escalade
Shop Parts
Filter Search
2006
Cadillac
Escalade
Shop Parts
Filter Search
1994
Cadillac
Eldorado
Shop Parts
Filter Search
1978
Cadillac
Fleetwood
Shop Parts
Filter Search
1963
Pontiac
Catalina
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
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
Everyday Free Shipping!
Free standard ground shipping on orders over $299
Home
K20
1971
Ignition & Electrical
Electrical Wiring
1971 Chevrolet K20
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
48
Performance
29
Restoration
51
Part Type
A/C Wiring Harness
2
Alternator Harness
1
Alternator Wiring Harness
1
Auto Trans Kick Down
2
Auxiliary Heater Switch Connector
1
Battery
15
Battery Cable Harness
1
Battery Ground Cable
1
Battery Relocation Kit
1
Body Wiring Harness
2
Brake Light Switch
1
Chassis Wire Harness
5
Clamp Value Pack
1
Courtesy Light Wiring Harness
1
Cruise Control Wiring Harness
1
Dashboard Wiring Harness
1
Distributor Wire Harness
1
Electrical Clamp
12
Engine Compartment Insulation
4
Engine Wiring Harness
5
Engine Wiring Harness Kit
2
Forward Light Wiring Harness
2
Fuel Pump Relay
1
Glove Box
1
Grommet
1
Headlight Relay
2
Headlight Wiring Harness
1
Heat Shield Insulator
5
Instrument Cluster Printed Circuit
3
Instrument Panel Light Socket
3
Intelligent Power Module Fuse
2
Neutral Safety Switch
2
Rear Exterior Light Wiring Harness
4
Spark Plug Boot Heat Sleeve
1
Spark Plug Wire Holder
3
Steering Column Wiring Harness
2
Tachometer Wire Harness
2
Tie Strap and Clip
1
Trailer Plug-In Adapter Wiring Harness
1
Transmission Control Module Wiring Harness
3
Tubing
1
Vehicle Speed Warning Connector
1
Windshield Washer Switch
1
Wire Separator
9
Wire Wrapping Tool
2
Wiring Harness Tape
2
Wiring Harness Wrap
10
Wiring Relay
1
Category
Charging Systems
15
Dash & Accessories
3
Electrical & Electrical Testing Tools
2
Electrical Wiring
128
Fuel Pumps & Regulators
1
Gauges, Panels & Kits
1
Glove Boxes
1
Headlights
1
Ignition Components
2
Lamp Hardware
2
Lines
4
Pedal Pads
1
Shifters
2
Spark Plug Wires & Accessories
27
Steering Components
2
Tubing
9
Price
$1 - $100
74
$101 - $200
23
$201 - $300
4
$301 - $400
2
$401 - up
25
New Arrival
New
15
Brand
American Autowire
5
Antigravity Batteries
15
Lokar
27
M&H
35
MSD
1
Painless Performance
27
RESTOPARTS
1
Thermo-Tec
5
Review Rating
ooooo
ooooo
7
ooooo
ooooo
5
ooooo
ooooo
1
ooooo
ooooo
1
Not Yet Reviewed
114
Antigravity Batteries
Car Battery, Group 26 Lithium, Antigravity, w/Re-Start & Management System
2 Amp Hour Rating Options
ooooo
ooooo
From
$471.99
Antigravity Batteries
Car Battery, H8/Group 49 Lithium, Antigravity, w/Re-Start & Management System
2 Amp Hour Rating Options
ooooo
ooooo
From
$1,075.99
Antigravity Batteries
Car Battery, Group 75 Lithium, Antigravity, w/Re-Start & Management System
2 Amp Hour Rating Options
ooooo
ooooo
From
$737.99
Lokar
ButN-Snap, Made4You, 7-8mm Plug Wire Loom Set, 6-Pieces (SET)
6 Color Options
ooooo
ooooo
$27.99
Antigravity Batteries
Car Battery, Group 24/R Lithium, Antigravity, w/Re-Start & Management System
4 Positive Term Loc/Amp Hour Rating Options
ooooo
ooooo
From
$973.99
Antigravity Batteries
Car Battery, T6/L2 Lithium, Antigravity, w/Re-Start & Management System
2 Amp Hour Rating Options
ooooo
ooooo
From
$973.99
Antigravity Batteries
Car Battery, H6/Group 48 Lithium, Antigravity, w/Re-Start/Management System, 16V
ooooo
ooooo
$973.99
American Autowire
Intelligent Fuse Set, American Autowire, For Highway 22 Harness (SET)
ooooo
ooooo
$32.99
Antigravity Batteries
Car Battery, H5/Group 47 Lithium, Antigravity, w/Re-Start & Management System
2 Amp Hour Rating Options
ooooo
ooooo
From
$737.99
Tubing, Cloth Insulation, 1/2" X 50'
ooooo
ooooo
$108.99
Antigravity Batteries
Powersports Battery, YTX20 Lithium, Antigravity, w/Battery Management System
ooooo
ooooo
$461.99
Lokar
Insulation Sleeves, Spark Plug Boot, Made4You, 1" Diameter, 7.5" Long, 8-Pieces (SET)
4 Color Options
ooooo
ooooo
$98.99
MSD
Relay, Solid State, MSD, 4 Channel
4 Style/Color Options
ooooo
ooooo
From
$208.99
Antigravity Batteries
Car Battery, H6/Group 48 Lithium, Antigravity, w/Re-Start & Management System
3 Amp Hour Rating Options
ooooo
ooooo
From
$737.99
Antigravity Batteries
Car Battery, Group U1/R Lithium, Antigravity, w/Re-Start & Management System
2 Positive Term Loc Options
ooooo
ooooo
$634.99
Antigravity Batteries
Car Battery, Group 51R Lithium, Antigravity, w/Re-Start & Management System
2 Amp Hour Rating Options
ooooo
ooooo
From
$737.99
Antigravity Batteries
Car Battery, Group 27/R Lithium, Antigravity, w/Re-Start & Management System
4 Positive Term Loc/Amp Hour Rating Options
ooooo
ooooo
From
$973.99
Antigravity Batteries
Car Battery, Q85/Group 35 Lithium, Antigravity, w/Re-Start & Management System
ooooo
ooooo
$973.99
Lokar
Wire Separator Set, Made4You Smoothie, Horizontal, 14pcs (SET)
12 Wire Size/Color Options
ooooo
ooooo
From
$55.99
Lokar
Wire Separator Set, STAC-PAK, Made4You Smoothie, 7-8mm Plug Wires, 16-Pieces (SET)
6 Color Options
ooooo
ooooo
$55.99
American Autowire
Intelligent Fuse Set, American Autowire, For Highway 15 Harness (SET)
ooooo
ooooo
$21.99
Tubing, Cloth Insulation, 3/8" X 50'
ooooo
ooooo
$103.99
Antigravity Batteries
Car Battery, H7/Group 94R Lithium, Antigravity, w/Re-Start & Management System
3 Amp Hour Rating Options
ooooo
ooooo
From
$973.99
Antigravity Batteries
Powersports Battery, YTX30 Lithium, Antigravity, w/Battery Management System
ooooo
ooooo
$644.99
Page 4 of 6 - 128 Items
«
2
3
4
5
6
»
Page 4 of 6 - 128 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