Wiring Harness Adapters and Extensions

Harness Adaptors, Holley EFI, LS3 MAP Sensor Adapter, Plug-and-Play, Pre-Terminated, Adapts to LS1/LS2 Engine, Chevy, 5.7L, 6.0L, Each

Part Number: HLY-558-416

4.88 out of 5 stars ( 17 )

Estimated Ship Date: Monday 1/5/2026

Harness Extension, MAP Sensor, 24 in. Length, Chevrolet, 3-Bar, Each

Part Number: ICB-WEMAP40-24

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/5/2026

Adapter Harness, Camshaft Sensor, VVT to NON-VVT, 10 in. Length, GM, LS, Each

Part Number: ICB-WAVVT40-10

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/5/2026

Wiring Pigtail, Camshaft Position Sensor, Chevy, Each

Part Number: NAL-12627501

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/5/2026

Adapter Harnesses, Holley EFI, MAP Sensor Adapter, 3-pin Delphi GT to 3-pin Delphi M/P 150 Connector, Plug-and-Play, LS Engine Harness, Each

Part Number: HLY-558-467

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

Adapter Harnesses, Holley EFI, MAP Sensor Adapter, MPFI Weatherpack 2-pin to 3-pin Delphi GT Connector, Plug-and-Play, LS Engine Harness, Each

Part Number: HLY-558-466

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

Wiring Harness Adapter, for Camshaft Sensor, 40 in. Length, Plug-and-Play From LS2 Front Location to LS1 Intake Rear, Chevy, Pontiac, Each

Part Number: CEI-109089

3.57 out of 5 stars ( 7 )

Estimated Ship Date: Monday 1/5/2026

Wiring Pigtail, Camshaft Position Sensor, Male and Female, 3-pin, 48 in. Long, Chevy, Each

Part Number: ICB-WECAM30-48

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

Harness Adapter, Each

Part Number: CEI-108103

4.53 out of 5 stars ( 17 )

Estimated Ship Date: Monday 1/5/2026

Map Sensor Adapter, Convert LS Gen III Map Sensor Harness to Gen IV LS Bosch Style Sensor, Chevrolet, Each

Part Number: ICB-WAMAP31-6

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

Map Sensor Adapter, Convert LS1/LS2 Map Sensor Harness to LS3 Sensor, Chevrolet, Each

Part Number: CEI-109103

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/5/2026

Wire Extension 24" LS Gen 3 MAP Manifold Absolute Pressure Sensor Connector

Part Number: ICB-WEMAP30-24

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

Wire Extension LS Gen 4 Gray 3-Wire CKP Crankshaft Position Sensor Connector

Part Number: ICB-WECKP40-36

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

Map Sensor Extension Harness, 24 in. Length, Each

Part Number: TSN-81034

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

Harness Adapter, Early to Late GM TPS, Each

Part Number: FST-308022

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/5/2026

Wire Extension LS Gen 3 White 3-Wire CKP Crankshaft Position Sensor Connector

Part Number: ICB-WECKP30-36

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

Wiring Pigtail, Fuel Injector, Early to Late GM TPS, Each

Part Number: FST-308030

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

Map Sensor Adapter, Convert LS Gen III Map Sensor Harness to Gen IV LS Bosch Style Sensor, Nexus Rebel, Chevrolet, Each

Part Number: HTH-HT-186511

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

Adapter, Gen 5 Crankshaft Position Sensor to LS Gen IV Harness, Each

Part Number: ICB-WACKP41-6

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

Breakout Adapter, FiTech to Late GM Adapter, Each

Part Number: CEI-108103FIT

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

Wire Harness Adapter 6 in. LS Gen 4 (IV) Vehicle to Gen 3 MAP Sensor LS1 LS3 LSA

Part Number: ICB-WAMAP40-6

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

Harness Extension, MAP Sensor, 26 in. Length, Chevy, Each

Part Number: CEI-109080

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 1/5/2026

Adapter LS Gen IV Crankshaft Position Sensor to Gen III Harness - 6

Part Number: ICB-WACKP30-6

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

Map Sensor Adapter, Convert LS Gen III Map Sensor Harness to 3-Bar Brick Style Sensor, Chevrolet, Each

Part Number: ICB-WAMAP30-6

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026