1-800-275-7499
Account Login
0
My Cart

Adapter Plugs & Wire Harness

Heavy Truck & Trailer / Electrical & Wiring / Wiring Accessories / Adapter Plugs & Wire Harness

Heavy Truck & Trailer / Electrical & Wiring / Wiring Accessories / Adapter Plugs & Wire Harness

Show All Products
Heavy Truck & Trailer
5591
Air Systems
647
Air Brake
55
Hose & Hose Assemblies
44
1/2" Hose ID
24
3/8" Hose ID
20
Tubing
11
Air Intake
305
Air Cleaners & Accessories
153
Accessories
34
Air Cleaners
45
Covers
7
Filter Indicators
19
Inlet Hoods
19
Mounting Bands
21
Vacuator Valves
8
Precleaners
23
Bowls
7
Donaldson Full View Precleaners
13
Donaldson Top Spin Precleaners
3
Rubber Intake
129
Intake Elbows
34
Reducing Hump Hoses
27
Reducing Inserts
26
Reducing Intake Elbows
30
Straight Hump Hoses
12
Air Tanks
13
Air Treatment
37
Air Dryers & Cartridges
35
Air Treatment Products
2
Air Valves
168
Check Valves
9
Compressors
8
Full Function Valves
4
Other Valves
35
Push-Pull Style Valves
31
Quick Release Valves
10
Relay Valves
33
Spring Brake Valves
12
Suspension Valves
16
Treadle Valves
5
Connection Systems & Accessories
69
Aircoils
14
Gladhands & Accessories
33
Suspending Devices
22
Axles & Components
83
Axles
18
Components
20
Spindle Nuts & Washers
32
Trailer Axle Hubs
13
Brake Parts
679
ABS
19
Air Brake Components
11
Brake Drums
51
15" Diameter
9
16.5" Diameter
32
Other
10
Brake Shoes
284
Brake Shoe Components
15
Hardware Kits
31
Individual Relined Shoes
197
12.25" Diameter
33
14.5" Diameter
4
15" Diameter
45
16.5" Diameter
115
5" Wide
20
6" Wide
19
7" Wide
61
8.625" Wide
12
Other
3
New Shoe Kits
2
Relined Shoe Kits
39
15" Diameter
11
16.5" Diameter
28
Camshafts
151
10 Spline
22
28 Spline
65
37 Spline
4
Camshaft Components
60
Disc Brake Parts
29
Miscellaneous Brake Parts
12
Slack Adjusters
71
Automatic Slacks
35
Manual Slacks
10
Slack Adjuster Components
26
Spring Brakes
51
Chambers
29
Components
22
Driveline
42
Clutches
22
Accessories & Components
11
Clutches
11
Driveline
12
Transmission
8
Electrical & Wiring
265
Batteries & Accessories
16
Accessories
13
Batteries
3
CB & Antenna
28
Electrical Accessories
50
Circuit Breakers
11
Fuses
7
Junction Boxes
10
Miscellaneous
8
Switches
14
Plugs & Sockets
28
Powercoils
5
Wiring Accessories
138
Adapter Plugs & Wire Harness
39
Flasher Modules
10
Grommets
18
Miscellaneous
24
Mounting Brackets
47
Exhaust
238
Exhaust Components
144
Exhaust Adapters
16
Exhaust Clamps
66
Exhaust Elbows
29
Exhaust Tubing
16
Rain Caps
14
Turbo Flanges & V-Band Clamps
3
Miscellaneous
8
Mufflers
83
Muffler Hangers & Brackets
12
Oval Style
13
Resonators & Spark Arrestors
5
Round Style
53
Fifth Wheel Parts
24
Filters
1311
Air Filters
456
Air Panel
42
Breathers
4
Cabin Air
41
Duralite
17
Powercore
25
Primary
161
RadialSeal
114
Secondary
52
Coolant Filters
23
DEF
3
Filter Heads
9
Filter Kits
9
Fuel Filters
350
Box
7
Cartridge
45
Fuel, Water Separators: Cartridge
49
Fuel, Water Separators: Spin-On
112
In-Line
19
Spin-On
118
Hydraulic Filters
195
Breathers
19
Cartridge
86
Spin-On
90
Luberfiner
28
Oil Filters
215
Cartridge
20
Spin-On
195
Power Steering & Transmission
24
Fittings
302
Collet Style Fittings (Transmission Tubing)
12
Compression Fittings
6
D.O.T. Air Brake Fittings (Nylon Tubing)
148
1/2" Tube Size
30
1/4" Tube Size
42
1/8" Tube Size
8
3/4" Tube Size
5
3/8" Tube Size
46
5/32" Tube Size
7
5/8" Tube Size
10
Frame Fittings
10
Miscellaneous Fittings
22
Pipe Fittings
70
1/2" Thread
18
1/4" Thread
15
1/8" Thread
13
3/4" Thread
6
3/8" Thread
18
Reusable Hose Fittings
18
1/2" Hose ID
7
3/8" Hose ID
11
SAE 45° Flared Fittings
16
Hood Latches
10
Hydraulics
24
Jacks & Landing Gear
31
Jacks
5
Landing Gear
14
Landing Gear Parts
12
Lighting
529
Bulbs
0
Headlights & Foglights
19
Interior & Utility
20
License & Back-Up
33
Marker/Clearance
215
Pedestal Lights
31
Reflectors
30
Stop/Turn/Tail
126
Load Control
96
Miscellaneous
40
Mudflaps & Qtr. Fenders
47
Accessories & Brackets
23
Mudflaps & Anti-Spray
18
Quarter Fenders
6
Pintle
41
Drawbar Eyes
13
Miscellaneous
21
Pintle Hitches
7
Safety Products
279
Back-up Alarms
21
Conspicuity & Reflective Tape
9
Decals & Placards
22
Flags, Banners & Hardware
36
Log Books & Document Holders
8
Mirrors & Back-up Cameras
70
Back-Up Cameras
11
Component Parts
17
Convex & Safety
29
West Coast Style
13
Miscellaneous
7
Rubber Bumpers
9
Strobe Lights
91
Beacons
36
Directional Lighting
38
Lightbars
17
Wheel Chocks
7
Seats
9
Silicone Hose Products
12
Charge Air Hoses
9
Silicone Elbows
1
Silicone Hump Hoses
2
Steering
21
King Pins
13
Tie Rod Ends
8
Suspension
455
Air Bags
59
Alignment Shims
23
Components
150
Bushings
47
Bushings
21
Poly Bushings
26
Equalizers
28
Hangers
17
Nuts, Bolts & Bolt Kits
48
Spring Seats
10
Miscellaneous
58
Shocks
23
Springs
59
Spring Hardware
30
Springs
29
Torque Rods
35
U-Bolts
48
Attaching Hardware
18
Round
14
Semi-Round
4
Square
4
U-Bolt Kits
8
Wheel End Products
191
Bearings
46
Bearings
14
Races
11
Sets
21
Hub Caps
74
Gaskets
14
Hub Caps
34
Miscellaneous Parts
26
Seals
71
Wheels
213
Accessories
31
Buffing Tools
9
Chrome Covers
22
Aluminum
21
Steel
23
Wheel Attaching Hardware
139
Nuts
37
Studs
102
1 1/8" - 16 Thread
9
22mm x 1.5 Thread
12
3/4" - 16 Thread
81
Wiper Blades
0
Light Trailer
1883
Agricultural Products
4
Axles
196
Axle Brake Flanges
3
Axle Kits
22
2000 Lbs. Capacity
4
3500 Lbs. Capacity
5
5200 Lbs. Capacity
4
6000 Lbs. Capacity
6
7000 Lbs. Capacity
3
Leaf Spring
116
4" Drop Axles
46
3500 Lbs. Capacity
25
7000 Lbs. Capacity
21
Straight Axles
70
2000 Lbs. Capacity
23
3500 Lbs. Capacity
26
7000 Lbs. Capacity
21
Spindle End Hardware
29
Individual Parts
24
Trailer Tech Packaged Product
5
Spindles
22
Dexter Torsion Axle Spindles
4
Spindle Only
10
Stock Spindles w/ Hardware
1
Tie Down Spindles
2
UFP Torsion Axle Spindles
5
Torsion
4
Flexride Half Axles
4
Bearings, Seals, Grease / Oil Caps
195
Bearings
91
Bearing Kits
7
Bearing Sets
6
Bearings & Races
42
Bearings
32
Races
10
Nev-R-Lube Bearings & Parts
10
Parts
8
Replacement Cartridges
2
Timken Bearing & Races
27
Bearings
14
Races
13
Caps
48
Bearing Protectors
10
Grease Caps
15
Oil Caps
23
Seals
33
Grease Seals
27
Oil Seals
6
Trailer Tech Packaged Product
23
Brakes, Drums, Hubs
373
Brakes
260
Brake Mounting Hardware
20
Electric Brakes Assy.
144
15,000 lbs. Axles
2
16,000 lbs. Axles
2
2000 lbs. Axles
2
3000 lbs. Axles
4
4400 lbs. Axles
6
6000 lbs. Axles
8
7200 lbs. Axles
2
Replacement Components
80
ABS Components
6
Adjusting Screw Kits
14
Brake Shoes
34
10" Brake Shoe Kit
10
12-1/4" Brake Shoe Kit
16
12" Brake Shoe Kit
7
7" Brake Shoe Kit
1
Brake Spring Kits
8
Dust Shields
3
Magnets
8
Misc. Parts
7
Hydraulic Brakes
96
Brake Lines
5
Disc Brakes
18
Disc Brakes Kits
1
Replacement Components
17
Drum Brakes
72
10K - 15K Capacity
9
2000 lbs. Axles
2
3500 lbs. Axles
4
5200 lbs. Axles
8
7000 lbs. Axles
2
8000 lbs axles
12
Replacement Components
35
Hubs/Drums
81
Brake Drums
46
10,000 lbs, Capacity
9
12,000 lbs. Capacity
2
2000 lbs. Capacity
3
3000 lbs. Capacity
1
3500 lbs. Capacity
7
4400 lbs. Capacity
1
5200 lbs. Capacity
3
6000 lbs, Capacity
6
7000 lbs. Capacity
2
7200 lbs. Capacity
5
8000 lbs. Capacity
8
Idler Hubs
35
10,000 lbs. Capacity
5
12,000 lbs, Capacity
2
15,000 lbs, Capacity
2
2000 lbs. Capacity
6
3500 lbs. Capacity
10
5200 lbs. Capacity
1
6000 lbs. Capacity
3
7000 lbs. Capacity
1
8000 lbs. Capacity
4
Wheel Studs & Lug Nuts
32
Lug Nuts
12
Wheel Studs
20
Couplers
113
A-Frame
10
Adjustable
18
Coupler Accessories
30
Coupler Locks
10
Coupler Repair Kits
4
Fold-Away Hinges
3
Safety Chain & Cables
13
Accessories
7
Chains & Cables
6
Gooseneck
22
Accessories & Parts
8
King Pin Style
4
Round Tube
2
Square Tube
2
Round Tube Couplers
8
Couplers
5
Inner Members
3
Square Tube Couplers
2
Straight Tongue
12
Surge Brakes
21
Fenders
40
Hardware
43
Door Hinges
9
Latches
23
Lynch & Snap Pins
11
Jacks
84
Accessories
26
Jacks
58
A-Frame Jacks
9
Bracket Swivel Jacks
9
2000 Lbs. Cap
7
5000 Lbs. Cap
2
Drop Leg Jacks
9
Bulldog
2
Ram
5
Marine Jacks
10
Square Drop Leg
2
Swing Up
8
Tube Swivel Jacks
21
2000 Lbs. Cap
8
5000 Lbs. Cap
8
7000 Lbs. Cap.
5
Lighting / Wiring
362
ID Light Bars
18
License & Back-Up
13
Marker/Clearance
76
Stop/Turn/Tail
54
Incandescent
14
LED
40
Warning Lights
5
Wiring & Accessories
170
Accessories
15
Adapter Plugs & Wire Harnesses
23
ArticFlex Cable
4
Powercoils
5
Split Loom & Heat Shrink
28
Tube Clamps & Cable Ties
24
Wire
43
Wire Terminals
28
Work, Spot & Flood
6
Load Control
146
Lashing, Rope & D-Rings
19
Load Control
111
Trailer Winches
16
Pintle
16
Suspension
200
Attaching Hardware
64
E-Z Loader Parts
21
Boat Trailer Suspension Parts
7
C-Hook Springs
4
E-Z Loader Square Axles Pre-95
2
Square U-Bolt Kits (per axle)
8
Hanger Kits
28
E-Z Flex Suspension
4
Hanger Kits
17
Heavy Duty Suspension Kits
5
Trailer Shock Kit
2
Springs
37
Double Eye Springs
20
Slipper Springs
5
Suspension Parts
37
Double Eye Hangers
6
Equalizers - 1.75" Wide, Double Eye Spring
11
Equalizers - 2" Wide, Slipper Spring
4
Hanger Kit Components
6
Slipper Hangers
5
U-Bolt Kit Components
1
U-Bolts
13
Round U-Bolts
7
Tie Plates for Round U-Bolts
2
Tires / Wheels
113
Accessories
1
Assemblies
40
Bias Tire
21
13-15" Wheels
10
8-12" Wheels
11
Radial Tire
19
Spare Tire Carriers
9
Tires
18
Wheels
45
Light Truck / Automotive
665
Brake Controllers
43
Electrical
11
Hitches / Receivers
180
Accessories
66
Ball Mounts
5
Aluminum
5
Fifth Wheel
7
Gooseneck
2
Hitch Extensions & Receiver Tubes
17
Hitch Pins & Accessories
22
Hitches / Receivers
45
Pintle
16
Light Truck Accessories
25
Miscellaneous
25
Locks
13
Mirrors
8
Specialty Shims
94
Alignment Shims
19
Camber/Caster Adj. Bolts & Brackets
16
Sleeves
59
23220 & 23230 Sleeve Sets
17
Ford & Dodge Camber/Caster Sleeves
9
Ford 2 & 4WD Camber/Caster Truck Sleeves
14
Ford 4WD Camber/Caster Sleeves
12
Other Sleeves
7
Truck & Trailer Accessories
71
Door Hardware
7
Miscellaneous
17
Ratchet Straps & Tie Downs
9
Truck Boxes/Tool Boxes
21
Truck Steps
10
Wheels
180
Accessories
91
Accessories
3
Hub Caps & Covers
16
Lug Nuts
68
1/2" - 20 Thread
9
12mm x 1.25 Thread
5
12mm x 1.50 Thread
11
12mm x 1.75 Thread
1
14mm x 1.50 Thread
16
14mm x 2.00 Thread
9
7/16" - 20 Thread
4
9/16" - 18 Thread
6
Keys
7
Spacers
4
Aluminum
33
16"
3
17.5"
2
19.5"
6
Accessories
22
Steel
56
14"
3
15"
8
16"
18
17"
20
18"
3
19.5"
5
Wiper Blades
40
Windshield Chemicals & Treatments
4
RV Parts & Accessories
3635
Battery Boxes & Accessories
8
Cleaners & Maintenance
99
Dehumidifiers
3
Exterior Cleaners
84
Lubricants & Protectants
6
Pest Control Solutions
6
Electrical, Lighting, & Gas Detectors
319
Cords & Adapters
139
Exterior Lighting
18
Interior Lighting
21
Inverters
43
LP/CO Detectors
42
Solar
50
Southwire Surge Protection & Accessories
6
Fresh Water
559
Faucets, Shower Heads, & Accessories
345
Fresh Water Barbed Fittings & Filters
87
Fresh Water Hoses & Accessories
84
Heated Hoses & Winterization Accessories
12
Water Pumps
6
Water Regulators
25
Hardware
1054
Cabinet & Drawer
51
Curtain & Folding Door
57
Door Handles & Latches
40
Entry Door
55
Entry Door / Baggage Door Holders & Latches
64
Exterior
364
Gas Shocks & Accessories
78
Interior
275
Registers
27
Screws & Fasteners
6
TV Mounts
5
Vinyl Accessories
10
Vinyl Insert
22
LP Products
89
LP Tank Sensors
3
Pigtails, Adapters & LP Accessories
53
Tank Covers, Brackets, & Locks
13
Roof /Repairs, Lap Sealants, Weather Stripping
118
Tank Repair/Shower Repair
2
Weather Stripping & Gaskets
116
RV Appliances & Repair Parts
131
Air Conditioners
2
Hot Water Heaters, Anode Rods & Repair Parts
4
Refrigerators & Repair Parts
125
RV Covers & Vents
179
Air Conditioner Covers
7
Roof Vents & Install Kits
30
RV Covers
94
Spare Tire Covers
12
Wheel Covers
36
Sewer & Sanitation
565
Holding Tank Chemicals & Cleaners
53
RV Starter Kits
15
Sewer & Sanitation
5
Sewer Hoses & Accessories
105
Starter Kits
13
Toilet Paper
5
Toilets & Portable Totes
10
Valves, Couplers & Adapters
359
Stabilizer Jacks & Levelers
32
Jacks & Levelers
6
Power Tongue Jacks
4
Scissor Jacks
8
Wheel Chocks & Levelers
14
Steps & Handrails
169
Entry Steps
39
Hand Rails
3
Handrails
3
Step Rugs & Pads
109
Steps & Handrails
15
Suspension
7
Trailer -Suspension
7
Suspension, Stabilization, Tie-Downs, Slide-Repair
273
Suspension, Stabilization, Tiedowns, Slide-Out
51
Tow Vehicle-Suspension, Airbags, Helper Springs
50
Truck Camper Tie-Downs & Turnbuckles
172
Tire Pressure Monitoring
5
Shop Supplies
1959
Air Tools & Accessories
164
Accessories
108
Fittings
63
Hose
20
Oil & Lubrication
5
Surface Conditioning
20
Air Preparation Products
24
Air Tools
31
Impact Wrenches
21
Tire Buffers, Drills, Grinders & Sanders
10
Chemicals & Lubricants
212
Brushes & Swabs
8
Chemicals & Lubricants
191
Anti-seize & Threadlockers
22
Cleaners
27
Fuel Additives
11
Gasket
14
Grease
17
Hand Soaps
8
Lubes & Penetrants
10
Markers & Crayons
11
Miscellaneous
29
Silicone
9
Tire Sealant
5
Tire Service Compounds
29
Pumps & Accessories
13
Gloves
19
Lifting Jacks
48
Bottle Jacks
21
Floor Jacks
22
Jack Stands
5
OTR & Large Bore Service Parts
88
Large Bore Valve Hardware
48
O-Rings
25
Wheel Service Tools
15
Safety
6
Shop Equipment
100
Brake Lathe Accessories
15
Cordless Tools
11
Shop Equipment
25
Sockets
112
Axle Nut Sockets
32
Impact Sockets
80
#5 Spline
7
1" Drive
17
1/2" Drive
25
3/4" Drive
4
Flip
12
Sets
15
Tire & Wheel Service
259
Air Chucks
32
Bead Breakers & Pumps
33
Bead Breakers
7
Bead Seaters & Tools
18
Rams, Pumps & Accessories
8
Gauges
53
Inflator Gauges
11
Tire Gauges
35
Tread Depth Gauges
7
Safety Inflation Cages
2
Tire Service Tools
65
Hammers & Wedges
23
Mount / Demount Tools
25
Regrooving
15
Tire Spreaders
2
Wheel Service Tools
74
Torque Wrenches & Accessories
25
Wheel Service Tools
41
Wrenches & Lug Wrenches
8
Tire Repair
252
Chemicals & Sealants
22
Patches
113
Bias-Ply
11
Plugs & Inserts
27
Radial
26
Stem
10
Tube
14
Universal
25
Prema
35
Tools
82
Buffing Tools
27
Cutting Tools
14
Hand Tools
32
Surface Cleaning Tools
9
Tire Valves
300
Air/Liquid
15
Dually Valves
10
Tire Valves
99
Clamp-In Valves
66
Other Valves
18
Snap-In Valves
15
TPMS
93
Activation Tools
3
Sensors
25
Service Kits, Tools & Accessories
64
Valve Hardware
52
Valve Caps
16
Valve Extensions
23
Valve Hardware
13
Valve Service Tools
31
Wheel Balancing
398
Balancing Compounds
16
Counteract
9
IMI / Equal
7
Clip-On Wheel Weights
332
Lead
204
AW Series
24
Coated
12
Uncoated
12
CT Series
8
EN Series
11
FN Series
12
I7 Series
8
IAW Series
12
Import Lead
42
LH Series
11
LT1 Series
11
MC Series
28
Coated
16
Uncoated
12
P Series
20
T Series
12
TAL Series
5
Steel
5
Zinc
123
AW Series
11
EN Series
11
FN Series
11
I7 Series
9
IAW Series
11
LH Series
12
LT1 Series
12
MC Series
11
P Series
24
Coated
12
Uncoated
12
T Series
11
Tape Weights
29
Lead
3
Steel
26
Tools & Accessories
21
Towing
1129
Brake Controls & Harnesses
169
Bumper Hitches & Accessories
169
Electrical Connectors & Sockets
61
1 & 2-Way
3
4-Way
8
6-Way
10
7-Way
20
9-Way
2
Adapters & Accessories
18
Fifthwheel Hitches & Accessories
77
Goosenecks & Turnover Balls
51
Locks & Tow Guard Solutions
36
Mirrors
13
Shanks, Ball Mounts & Hitch Balls
230
Towbars, Baseplates, & Accessories
163
Towed Vehicle Braking Systems
52
Weight Distribution Hitches & Accessories
108
Winter Products
379
Heavy Truck
163
Alternative Traction Devices
18
Cable Chains
19
Replacement Parts
67
Tire Chain
59
Highway
40
Loader / Grader
7
Mud Service
6
Skidsteer
6
Light Truck
200
Alternative Traction Devices
28
Cable Chains
54
Replacement Parts
25
Tire Chains
93
ATV
3
Forklift
2
Highway
71
Mud Service
8
Tractor
9
Snow Plows
8
Accessories
7
Straight Blade
1
Spreaders
8

Showing 1–12 of 39 results