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EFI Performance Wiring

EFI Performance Wiring

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Welcome to EFI Performance Wiring We manufacture Wiring Harnesses and Pigtails for Chevy, Pontiac, GM, and other makes and models. Our pro...read more

EFI Performance Wiring

Welcome to EFI Performance Wiring We manufacture Wiring Harnesses and Pigtails for Chevy, Pontiac, GM, and other makes and models. Our products are manufactured using OEM parts to a high standard of quality. We assemble our items in the United States. Please add me to your list of favorite sellers and visit often. Thank you for your business.

170 results found in all categories
85-89 Camaro Corvette TPI Mass Air Flow Sensor Pigtail Wiring Harness MAF
29d 13h left
US $13.16
List Price: US $14.95(11% off)
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GM Starter Connector Pigtail Wiring Harness Corvette 2005+ CTS Hummer Truck
25d 22h left
US $11.40
List Price: US $12.95(11% off)
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88-89 Camaro Firebird Dual Fan Wiring Harness TPI IROC Z28 Trans Am
5d 1h left
US $68.60
List Price: US $77.95(11% off)
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Coolant Fan Switch Connector Pigtail Wiring 88-92 TBI Temperature Camaro
4d 7h left
US $9.64
List Price: US $10.95(11% off)
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Coolant Temp Gauge Connector Pigtail Harness 89-92 TPI TBI  Camaro Temperature
4d 7h left
US $9.64
List Price: US $10.95(11% off)
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85-89 Camaro Firebird Corvette TPI Fuel Pump Relay Connector Wiring Harness
28d 9h left
US $26.36
List Price: US $29.95(11% off)
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GM E85 Flex Fuel Sensor Connector Pigtail Plastic Body Fuel Composition Ethanol
15d 3h left
US $9.64
List Price: US $10.95(11% off)
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90-92 Camaro Firebird Fuel Pump Relay Connector Pigtail Wiring
14d 2h left
US $15.80
List Price: US $17.95(11% off)
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4L60E 4L80E Neutral Safety Switch Connector Pigtail 4 Wire MLPS Range Switch
12d 4h left
US $12.19
List Price: US $13.85(11% off)
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PCM Connector Terminals 97-02 LS1 01-04 LS6 Camaro Firebird Corvette GTO ECM ECU
4d 21h left
US $11.40
List Price: US $12.95(11% off)
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LS1 LS4 LS6 Oil Pressure Sensor Connector Pigtail 1997-2008 GM Chevy
14d 5h left
US $6.56
List Price: US $7.45(11% off)
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LT1 LS1 GM A/C Air Conditioner High Pressure Switch Wiring Connector Pigtail AC
16d 21h left
US $10.82
List Price: US $12.29(11% off)
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Distributor Connector Wiring Harness Camaro Firebird Corvette TPI 85 86 85-91
17d 4h left
US $11.84
List Price: US $13.45(11% off)
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LS2 LS3 LS7 6 Wire Throttle Body Actuator Connector Pigtail Plug GM L99
23d 2h left
US $14.92
List Price: US $16.95(11% off)
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GM OBD 1 DLC Kit ALDL Diagnostic Connector TBI TPI  Panel Mount with Terminals
14d 4h left
US $7.91
List Price: US $8.99(12% off)
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Knock Sensor Connector Pigtail Harness LS2 LS3 LS7 Camaro Corvette Wiring 2 Wire
19d 6h left
US $10.80
List Price: US $12.27(11% off)
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PCM ECM Connector Camaro Firebird Corvette Blue 97-04 LS1 LS6
10d 6h left
US $20.20
List Price: US $22.95(11% off)
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GM 1227165 ECM Connector Kit TPI TBI Camaro Firebird MAF Computer Truck 1227747
19d 22h left
US $10.52
List Price: US $11.95(11% off)
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Intake Air Temperature Connector IAT Wiring Pigtail Connector GM LS1 98-02
24d 6h left
US $10.52
List Price: US $11.95(11% off)
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Turn Signal Parking Light Socket Connector Pigtail Wiring 97-02 Camaro Firebird
13d 7h left
US $13.38
List Price: US $15.21(12% off)
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4L60E 4L80E Neutral Safety Switch Connector Pigtail 7 Wire MLPS Range Switch
17d 21h left
US $19.32
List Price: US $21.95(11% off)
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T56 Connector Set of 3 Backup, Reverse Lockout, VSS Wiring Pigtail GM LT1 LS1
18d 6h left
US $19.35
List Price: US $21.99(12% off)
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6 Wire Throttle Position Sensor TPS Connector Pigtail Wiring LS1 LS6 Corvette
13d 7h left
US $14.92
List Price: US $16.95(11% off)
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90-92 Camaro Firebird TPI 1227730 ECM Connector Kit Speed Density Computer
22d 6h left
US $14.04
List Price: US $15.95(11% off)
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Manifold Absolute Pressure MAP Connector Pigtail Wiring Camaro Corvette TPI TBI
8d 6h left
US $9.67
List Price: US $10.99(12% off)
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88-92 Camaro Firebird Cooling Fan Relay Connector Pigtail Wiring Harness TPI TBI
23d 21h left
US $14.92
List Price: US $16.95(11% off)
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PCM ECM Connector Green 80 Pin Delphi GM LS1 Cadillac Chevy Truck
21d 1h left
US $20.20
List Price: US $22.95(11% off)
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GM E85 Flex Fuel Sensor Connector Pigtail Metal Body Fuel Composition Ethanol
14d 22h left
US $7.44
List Price: US $8.45(11% off)
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88-89 Camaro Firebird Mass Air Flow Burn Off Relay MAF Pigtail Wiring Corvette
7h 16m left
US $15.80
List Price: US $17.95(11% off)
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1988-2000 GM Truck and SUV Tail Light Circuit Board Connector Pigtail Right Side
18d 3h left
US $10.08
List Price: US $11.45(11% off)
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EGR Temperature Sensor Connector Pigtail Wiring TPI 85-89 Camaro Firebird Temp
26d 17h left
US $8.32
List Price: US $9.45(11% off)
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Crankshaft Position Sensor Pigtail Connector GM 3.8L Camaro Firebird
12d 3h left
US $8.32
List Price: US $9.45(11% off)
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LS1 Oxygen O2 Sensor Wiring Connector Pigtail GM Camaro Firebird
24d 23h left
US $12.28
List Price: US $13.95(11% off)
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82-92 Camaro Firebird C100 Firewall Engine Harness Connector TPI TBI
21d 1h left
US $15.80
List Price: US $17.95(11% off)
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TPI Cold Start Injector Switch Pigtail Wiring Connector Camaro Firebird 85-88
11d 1h left
US $8.32
List Price: US $9.45(11% off)
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LS1 Crankshaft Position Sensor Wiring Connector Pigtail 98-02 Camaro Corvette
4d 14h left
US $10.52
List Price: US $11.95(11% off)
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82-92 Camaro Firebird C100 Firewall Headlight Harness Connector TPI TBI
21d 1h left
US $11.40
List Price: US $12.95(11% off)
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GM A/C AC Compressor Clutch Connector Wiring Pigtail  82-89 Camaro Firebird
28d 5h left
US $11.40
List Price: US $12.95(11% off)
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LS1 Alternator Wiring Connector Pigtail 98-02 Camaro Firebird
29d 2h left
US $8.67
List Price: US $9.85(11% off)
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86-87 Camaro TPI MAF Power Relay Wiring Harness Connector Corvette Firebird
28d 9h left
US $26.36
List Price: US $29.95(11% off)
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86-87 Camaro Corvette Firebird TPI MAF Burnoff Relay Wiring Harness Connector
28d 9h left
US $23.72
List Price: US $26.95(11% off)
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T56 Backup Light Connector Wiring Pigtail GM LT1 LS1 Lamp Transmission
18d 5h left
US $9.67
List Price: US $10.99(12% off)
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Map Sensor Connector Pigtail Wiring LS3 LS7 Camaro Firebird Corvette GTO
5d 7h left
US $21.96
List Price: US $24.95(11% off)
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Horn Connector Pigtail Wiring GM Vehicles 1984-2006
24d 1h left
US $7.00
List Price: US $7.95(11% off)
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85-89 Camaro Firebird ESC Electronic Spark Control Connector Pigtail Wiring TPI
6h 46m left
US $14.92
List Price: US $16.95(11% off)
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Idle Air Control Valve Adapter Wire Harness IAC LT1 Camaro Corvette
14d 5h left
US $17.56
List Price: US $19.95(11% off)
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LS3 LS7 Mass Air Flow 24" Extension Cable Wiring Harness GM 5 Wire MAF
23d left
US $25.48
List Price: US $28.95(11% off)
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GM LS3 Oil Temp and Oil Level Sensor Wiring Connector Pigtail Temperature
5h 3m left
US $14.04
List Price: US $15.95(11% off)
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