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: Tomorrow

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: Tomorrow

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: Tomorrow

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: Tomorrow

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: Tomorrow

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: Tomorrow

Map Sensor Extension Harness, 24 in. Length, Each

Part Number: TSN-81034

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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

Part Number: ICB-WEMAP30-24

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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: Tomorrow

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: Tomorrow

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

Part Number: TSN-81033

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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

Part Number: CEI-109080

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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: Tomorrow

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

Part Number: LPE-CE105208

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

ADAMPER EARLYGYM

Part Number: FST-308029

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Wire Connectors, MAP Sensor Pigtail, 3-pin, Female Connector, Gray, Black Wire, Cummins, Dodge, Each

Part Number: FLE-S0480

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Wiring Pigtail, MAP Sensor, 3-pins, Each

Part Number: FST-308031

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Special Order