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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.

148 results found in all categories
EV6 Fuel Injector Connector Pigtail Wiring Set of 8 LS2 LS3 LS7 LS9 GM
22d 4h left
US $55.40
List Price: US $62.95(11% off)
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LS1 Coil Extension Relocation Cable 24" Set of 2 LS2 LS3 LS6
21d 15h left
US $62.44
List Price: US $70.95(11% off)
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PCM Connector Terminals 97-02 LS1 01-04 LS6 Camaro Firebird Corvette GTO ECM ECU
12d 4h left
US $10.52
List Price: US $11.95(11% off)
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T56 VSS Speed Sensor Connector Wiring Pigtail GM LT1 LS1 Transmission
20d 17h left
US $9.67
List Price: US $10.99(12% off)
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LS3 LS7 Mass Air Flow 24" Extension Cable Wiring Harness GM 5 Wire MAF
25d 12h left
US $25.48
List Price: US $28.95(11% off)
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Knock Sensor Connector Pigtail Harness LS2 LS3 LS7 Camaro Corvette Wiring 2 Wire
21d 18h left
US $12.28
List Price: US $13.95(11% off)
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LS3 LS7 5 Wire MAF Sensor Wiring Connector Pigtail GM Mass Air Flow
5d 4h left
US $12.98
List Price: US $14.75(12% off)
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LS1 Coil Extension Relocation Cable 30" LS2 LS3 LS6
20d 7h left
US $32.52
List Price: US $36.95(11% off)
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LS1 Oxygen O2 Sensor Wiring Connector Pigtail GM Camaro Firebird
27d 10h left
US $12.28
List Price: US $13.95(11% off)
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PCM ECM Connector Camaro Firebird Corvette Red 97-04 LS1 LS6
12d 18h left
US $26.36
List Price: US $29.95(11% off)
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Set of 8 GM Coil Connector Kit D585 D581 LS2 LS7 Corvette Ignition AC Delco
23d 10h left
US $30.76
List Price: US $34.95(11% off)
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GM Ignition Coil Connector Wiring Pigtail LS2 LS7 D581 D585 Truck
26d 16h left
US $9.90
List Price: US $11.25(12% off)
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GM LS3 Oxygen Sensor Extension Cable Set of Two O2 2010 Camaro Front
4d 5h left
US $35.16
List Price: US $39.95(11% off)
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GM D580 Ignition Coil Connector Kit LS1 LS6 Camaro Firebird Corvette
13d 9h left
US $4.80
List Price: US $5.45(11% off)
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GM LT1 Oxygen Sensor Extension Cable 24" O2 Corvette
13d 13h left
US $17.56
List Price: US $19.95(11% off)
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EV6 Fuel Injector Connector Pigtail Wiring LS2 LS3 LS7 LS9 GM
10d 12h left
US $8.76
List Price: US $9.95(11% off)
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LS1 LT1 Fuel Injector Pigtail Connector Wiring Set of 8 Camaro Firebird Corvette
16d 4h left
US $62.44
List Price: US $70.95(11% off)
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T56 Backup Light Connector Wiring Pigtail GM LT1 LS1 Lamp Transmission
20d 16h left
US $9.67
List Price: US $10.99(12% off)
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LS1 LT1 O2 Oxygen Sensor Wiring Connector Pigtail GM Camaro Firebird Corvette
10d 9h left
US $10.52
List Price: US $11.95(11% off)
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GM 5 Wire MAF Sensor Wiring Connector Pigtail GM Mass Air Flow Type 1
26d 16h left
US $13.42
List Price: US $15.25(12% off)
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T56 Connector Set of 3 Backup, Reverse Lockout, VSS Wiring Pigtail GM LT1 LS1
20d 17h left
US $19.35
List Price: US $21.99(12% off)
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Knock Sensor Connector Pigtail Wiring 85-04 TPI LT1 LS1 LS6 GM Camaro Corvette
24d 16h left
US $8.67
List Price: US $9.85(11% off)
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Turn Signal Parking Light Socket Connector Pigtail Wiring 97-02 Camaro Firebird
15d 18h left
US $13.38
List Price: US $15.21(12% off)
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LS1 LT1 TPS Throttle Position Sensor Pigtail Wiring Connector 93-02
21d 14h left
US $9.67
List Price: US $10.99(12% off)
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GM LS1 LT1 OBDII OBD2 Wiring Harness Connector Pigtail 96+ Camaro Corvette
17h 8m left
US $14.04
List Price: US $15.95(11% off)
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LS1 Crankshaft Position Sensor Wiring Connector Pigtail 98-02 Camaro Corvette
7d 1h left
US $10.52
List Price: US $11.95(11% off)
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GM LS1 Oxygen Sensor Extension Cable 24" O2 Camaro Firebird
26d 17h left
US $16.94
List Price: US $19.25(12% off)
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LS1 LT1 IAC Idle Air Controller Pigtail Wiring Connector GM
13d 8h left
US $10.82
List Price: US $12.29(11% off)
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LS1 Alternator Wiring Connector Pigtail 98-02 Camaro Firebird
1d 14h left
US $8.67
List Price: US $9.85(11% off)
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GM LT1 Oxygen Sensor Extension Cable 12" O2 Corvette
13d 13h left
US $16.06
List Price: US $18.25(12% off)
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LS1 LT1 Oil Pressure Sender Wiring Connector Pigtail Camaro Firebird
2d 15h left
US $9.67
List Price: US $10.99(12% off)
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GM LS1 Oxygen Sensor Extension Cable 12" O2 Camaro Firebird 4 Terminal Square
26d 17h left
US $16.06
List Price: US $18.25(12% off)
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73 - 88 GM Alternator Connector Wiring Pigtail Camaro Corvette Delco 10SI 12SI
24d 17h left
US $7.88
List Price: US $8.95(11% off)
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LS1 LS6 Ignition Coil Main Harness Connector Kit GM Camaro Firebird Corvette
2d 16h left
US $15.18
List Price: US $17.25(12% off)
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GM A/C AC Compressor Clutch Connector Wiring Pigtail  82-89 Camaro Firebird
17h 7m left
US $11.40
List Price: US $12.95(11% off)
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Fan Connector Pigtail Wiring Harness Camaro Firebird Corvette TPI LT1 LS1 LS6
7d 16h left
US $10.52
List Price: US $11.95(11% off)
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Mass Air Flow 12" Extension Cable Wiring 93-97 LT1 98-02 LS1 MAF Harness 3 Wire
21d 15h left
US $16.68
List Price: US $18.95(11% off)
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PCM ECM Connector Camaro Firebird Corvette Blue 97-04 LS1 LS6
12d 18h left
US $26.36
List Price: US $29.95(11% off)
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Map Sensor Connector Pigtail Wiring LS3 LS7 Camaro Firebird Corvette GTO
7d 19h left
US $21.96
List Price: US $24.95(11% off)
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LT1 LS1 GM A/C Air Conditioner High Pressure Switch Wiring Connector Pigtail AC
19d 9h left
US $10.82
List Price: US $12.29(11% off)
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GM Ignition Coil Connector Wiring Pigtail Set of 8 LS2 LS7 D581 D585
12d 19h left
US $63.32
List Price: US $71.95(11% off)
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LS1 Manifold Pressure MAP Sensor Wiring Pigtail Connector GM LS2 LS6
27d 13h left
US $9.67
List Price: US $10.99(12% off)
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LS1 LT1 GM 3 Wire MAF Mass Air Flow Sensor Wiring Connector Pigtail
15d 5h left
US $10.52
List Price: US $11.95(11% off)
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LS1 3 Wire Coolant Temperature Temp Sensor Wiring Connector 97-98 GM Corvette
15d 5h left
US $10.55
List Price: US $11.99(12% off)
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Coolant Temperature Temp Sensor Wiring Harness Camaro Firebird TPI LT1 LT5
28d 18h left
US $9.67
List Price: US $10.99(12% off)
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LT1 Crankshaft Position Sensor Wiring Connector Pigtail 96-97 Camaro Firebird
22d 17h left
US $10.52
List Price: US $11.95(11% off)
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Torque Converter TCC 700R4 4L60 Connector Pigtail Wiring Harness TPI TBI Camaro
13d 9h left
US $10.98
List Price: US $12.48(12% off)
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LS1 LS6 Ignition Coil Connector Set of 8 Pigtails GM D580 Camaro Corvette
1d 14h left
US $63.32
List Price: US $71.95(11% off)
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