2026 GMC Sierra 2500 Hitch Wiring
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CURT® - 20" USCAR Wiring Extension Harness (USCAR to USCAR)$28.17 + Save an extra $1.40 with iD FastTrack -
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- CURT® - 2-Way Flat Connector Plug and Socket$3.80 - $5.90
- CURT® - 2-to-3-Wire Tail Light Converter$31.04 + Save an extra $1.40 with iD FastTrack
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- CURT® - 4-Way Flat Connector Dust Cover$0.71 - $5.78
- CURT® - 4-Way Flat Connector Plug$3.53 - $23.30
- CURT® - 4-Way Flat Connector Plug and Socket$6.08 - $16.47
- CURT® - 4-Way Flat Connector Socket$8.35 - $13.02
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- CURT® - 4-Way Flat Connector Tester$6.20 - $9.80
- CURT® - 4-Way Flat Dual-Output Electrical Adapter$16.67 - $46.53
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- CURT® - 4-Way Flat Electrical Adapter with Tester$16.43 - $39.53
- CURT® - 4-Way Flat License Plate Light Plug Connector Socket$8.15 - $12.92
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- CURT® - 4-Way Flat to Round Adapter$25.32 - $28.28
- CURT® - 4-Way Round Connector$8.15 - $23.19
- CURT® - 4-Way Round to 4-Way Flat Adapter$7.27 - $10.15
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- CURT® - 5-Way Flat Connector$12.56 - $18.57
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- CURT® - 6-Way Round Connector$7.79 - $24.70
- CURT® - 6-Way Round Connector Plug with Spring$11.33 - $15.01
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- CURT® - 6-Way Round to 4-Way Flat Adapter$9.20 - $14.76
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