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HLY-558-491 #1

10 Pin Harness, Sniper Tbi

Efi Wiring Harness - Input / Output Harness - Holley Sniper Efi - Each
HOLLEY  |  Part# HLY-558-491   More Details...

$68.75


HLY-558-490 #1

7 Pin Main Harness, Sniper Tbi

Efi Wiring Harness - Main Battery Harness - Fuse / Fuel Pump Relays - Kit
HOLLEY  |  Part# HLY-558-490   More Details...

$174.95


HLY-558-467 #1

Wiring Harness, LS to SS Map Adapter

Wiring Harness Adapter - Delphi M/P 3 Pin To Delphi GT 3 Pin - GM LS-SERIES - Each
HOLLEY  |  Part# HLY-558-467   More Details...

$19.95


HLY-558-466 #1

Wiring Harness, Mpfi to SS Map Adapter

Wiring Harness Adapter - Mpdi Map Sensor To Delphi GT Sensor - Each
HOLLEY  |  Part# HLY-558-466   More Details...

$49.95


HLY-558-463 #1

Terminator X Wideband Adapter Harness

Wiring Harness Adapter - Terminator X - Wideband - Each
HOLLEY  |  Part# HLY-558-463   More Details...

$66.75


HLY-558-402 #1

J2b Connector & Harness

Efi Wiring Harness - J2b Auxiliary Connector Harness - Holley Dominator Efi - Universal - Kit
HOLLEY  |  Part# HLY-558-402   More Details...

$186.95


HLY-558-416 #1

LS 1/2 to Ls3 Map Adapter

Wiring Harness Adapter - LS Main Harness To Ls3 Map Sensor - Each
HOLLEY  |  Part# HLY-558-416   More Details...

$42.87


HLY-558-406 #1

GM DBW Harness

Efi Wiring Harness - Drive by Wire - Holley Dominator Efi - GM - Each
HOLLEY  |  Part# HLY-558-406   More Details...

$259.95


HLY-558-425 #1

Can Extension Harness, 8ft

Can Wiring Harness - Extension Harness - 8 FT Long - Black Rubber Coated - Each
HOLLEY  |  Part# HLY-558-425   More Details...

$70.19


HLY-558-401 #1

J2a Connector & Harness

Efi Wiring Harness - J2a Auxiliary Connector Harness - Holley Dominator Efi - Universal - Kit
HOLLEY  |  Part# HLY-558-401   More Details...

$242.95