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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.

147 results found in all categories
LS1 Manifold Pressure MAP Sensor Wiring Pigtail Connector GM LS2 LS6
29d 15h 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
27d 14h left
US $25.48
List Price: US $28.95(11% off)
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GM LS1 LT1 OBDII OBD2 Wiring Harness Connector Pigtail 96+ Camaro Corvette
2d 19h left
US $14.04
List Price: US $15.95(11% off)
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LS1 Oxygen O2 Sensor Wiring Connector Pigtail GM Camaro Firebird
29d 13h left
US $12.28
List Price: US $13.95(11% off)
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6 Wire Throttle Position Sensor TPS Connector Pigtail Wiring LS1 LS6 Corvette
17d 21h left
US $14.92
List Price: US $16.95(11% off)
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LS1 Coil Extension Relocation Cable 24" LS2 LS3 LS6
4d 20h left
US $31.64
List Price: US $35.95(11% off)
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GM 5 Wire MAF Sensor Wiring Connector Pigtail GM Mass Air Flow Type 1
28d 18h left
US $13.42
List Price: US $15.25(12% off)
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Knock Sensor Connector Pigtail Harness LS2 LS3 LS7 Camaro Corvette Wiring 2 Wire
23d 20h 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
14d 20h left
US $26.36
List Price: US $29.95(11% off)
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LS1 Coil Extension Relocation Cable 24" Set of 2 LS2 LS3 LS6
23d 18h left
US $62.44
List Price: US $70.95(11% off)
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LS1 LT1 O2 Oxygen Sensor Wiring Connector Pigtail GM Camaro Firebird Corvette
12d 12h left
US $10.52
List Price: US $11.95(11% off)
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Coolant Temperature Temp Sensor Wiring Harness Camaro Firebird TPI LT1 LT5
21h 1m left
US $9.67
List Price: US $10.99(12% off)
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EV6 Fuel Injector Connector Pigtail Wiring Set of 8 LS2 LS3 LS7 LS9 GM
24d 7h left
US $55.40
List Price: US $62.95(11% off)
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T56 Connector Set of 3 Backup, Reverse Lockout, VSS Wiring Pigtail GM LT1 LS1
22d 19h left
US $19.35
List Price: US $21.99(12% off)
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GM D580 Ignition Coil Connector Kit LS1 LS6 Camaro Firebird Corvette
15d 12h left
US $4.80
List Price: US $5.45(11% off)
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T56 Backup Light Connector Wiring Pigtail GM LT1 LS1 Lamp Transmission
22d 19h left
US $9.67
List Price: US $10.99(12% off)
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EV6 Fuel Injector Connector Pigtail Wiring LS2 LS3 LS7 LS9 GM
12d 14h left
US $8.76
List Price: US $9.95(11% off)
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LS1 Crankshaft Position Sensor Wiring Connector Pigtail 98-02 Camaro Corvette
9d 4h left
US $10.52
List Price: US $11.95(11% off)
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73 - 88 GM Alternator Connector Wiring Pigtail Camaro Corvette Delco 10SI 12SI
26d 19h left
US $7.88
List Price: US $8.95(11% off)
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Set of 4 GM Coil Connector Kit D585 D581 LS2 LS7 Corvette Ignition AC Delco
25d 12h left
US $15.62
List Price: US $17.75(12% off)
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LT1 LS1 GM A/C Air Conditioner High Pressure Switch Wiring Connector Pigtail AC
21d 11h left
US $10.82
List Price: US $12.29(11% off)
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TPI LT1 LS1 LS6 Fan Connector Kit Camaro Firebird Corvette
23d 9h left
US $7.26
List Price: US $8.25(12% off)
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Knock Sensor Connector Pigtail Wiring 85-04 TPI LT1 LS1 LS6 GM Camaro Corvette
26d 18h left
US $8.67
List Price: US $9.85(11% off)
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LS1 LT1 TPS Throttle Position Sensor Pigtail Wiring Connector 93-02
23d 17h left
US $9.67
List Price: US $10.99(12% off)
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LS1 LT1 Intake Air Temperature Connector Wiring Pigtail Temp IAT GM 92-02
4d 20h 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
17d 21h left
US $13.38
List Price: US $15.21(12% off)
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T56 VSS Speed Sensor Connector Wiring Pigtail GM LT1 LS1 Transmission
22d 19h left
US $9.67
List Price: US $10.99(12% off)
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PCM ECM Connector Camaro Firebird Corvette Blue 97-04 LS1 LS6
14d 20h left
US $26.36
List Price: US $29.95(11% off)
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LS1 LT1 IAC Idle Air Controller Pigtail Wiring Connector GM
15d 11h left
US $10.82
List Price: US $12.29(11% off)
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LS1 3 Wire Coolant Temperature Temp Sensor Wiring Connector 97-98 GM Corvette
17d 7h left
US $10.55
List Price: US $11.99(12% off)
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GM LS3 Oxygen Sensor Extension Cable Set of Two O2 2010 Camaro Front
6d 8h left
US $35.16
List Price: US $39.95(11% off)
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Set of 8 GM Coil Connector Kit D585 D581 LS2 LS7 Corvette Ignition AC Delco
25d 12h left
US $30.76
List Price: US $34.95(11% off)
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Oxygen O2 Sensor Extension 12" Wiring Harness Camaro Firebird Corvette TPI
21h 2m left
US $10.99
List Price: US $12.49(12% off)
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LS3 LS7 5 Wire MAF Sensor Wiring Connector Pigtail GM Mass Air Flow
7d 7h left
US $12.98
List Price: US $14.75(12% off)
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GM LS1 Oxygen Sensor Extension Cable 12" O2 Camaro Firebird 4 Terminal Square
28d 19h left
US $16.06
List Price: US $18.25(12% off)
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Map Sensor Connector Pigtail Wiring LS3 LS7 Camaro Firebird Corvette GTO
9d 21h left
US $21.96
List Price: US $24.95(11% off)
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LS1 LT1 GM 3 Wire MAF Mass Air Flow Sensor Wiring Connector Pigtail
17d 7h left
US $10.52
List Price: US $11.95(11% off)
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GM Ignition Coil Connector Wiring Pigtail LS2 LS7 D581 D585 Truck
28d 18h left
US $9.90
List Price: US $11.25(12% off)
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LS1 LT1 Fuel Injector Pigtail Connector Wiring Set of 8 Camaro Firebird Corvette
18d 7h left
US $62.44
List Price: US $70.95(11% off)
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GM LS1 LS2 Oxygen Sensor Extension Cable 12" O2 Gray Square GTO
15d 15h left
US $16.06
List Price: US $18.25(12% off)
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EGR Solenoid Connector Wiring Pigtail Harness 93-97 LT1 Camaro Firebird Corvette
20d 13h left
US $9.67
List Price: US $10.99(12% off)
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GM LS1 Oxygen O2 Sensor 24" Extension Cable Set of 2 Camaro Firebird
23d 16h left
US $34.28
List Price: US $38.95(11% off)
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88-92 Camaro Firebird Cooling Fan Relay Connector Pigtail Wiring Harness TPI TBI
28d 10h left
US $14.92
List Price: US $16.95(11% off)
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LS1 Alternator Wiring Connector Pigtail 98-02 Camaro Firebird
3d 16h left
US $8.67
List Price: US $9.85(11% off)
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GM LT1 Oxygen Sensor Extension Cable 24" O2 Corvette
15d 15h left
US $17.56
List Price: US $19.95(11% off)
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LS1 LS6 Ignition Coil Main Harness Connector Kit GM Camaro Firebird Corvette
4d 19h left
US $15.18
List Price: US $17.25(12% off)
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GM LT1 Oxygen Sensor Extension Cable 12" O2 Corvette
15d 15h left
US $16.06
List Price: US $18.25(12% off)
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GM LS1 Oxygen Sensor Extension Cable 24" O2 Camaro Firebird
28d 19h left
US $16.94
List Price: US $19.25(12% off)
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