Sold Out
Holley Sniper EFI 558-491 Sniper EFI Input/Output Harness Holley Sniper EFI 558-491
$68.75
This harness gives you the access to (2) ground trigger inputs, (3) ground trigger outputs, points output, tachometer output, and digital gauge output wires. The input grounds can be used...
Guaranteed Fitment
Always the correct part
In-House Experts
We know our products
Fast Shipping
Quick delivery across Canada
Secure Checkout
100% safe & secure
This harness gives you the access to (2) ground trigger inputs, (3) ground trigger outputs, points output, tachometer output, and digital gauge output wires. The input grounds can be used for AC kick, nitrous stage activation, and other items. The output grounds can be used for electronic fan control or A/C shutdown at wide open throttle (WOT).
Specifications:
| Brand | Holley Sniper EFI |
| Category | Electrical, Lighting and Body |
| 43 | Male |
| 347 | Sealed |
| Emission Code | 3 |
| part type | Accessory Wiring Harness |
| Product Type | Input/Output Harness |
| Sub Category | Wire, Cable and Related Components |
| Warning | California Proposition 65 |
| 338 | 8 |
| Description_ABR | SNIP AWH |
| Description_SHO | Harness |
| Description_INV | 10 PIN HARNESS SNIPER TBI |
| Description_DES | Sniper EFI Input/Output Harness |
| Description_EXT | Input/Output Harness for Sniper EFI Systems |
| Description_MKT | This harness gives you the access to (2) ground trigger inputs, (3) ground trigger outputs, points output, tachometer output, and digital gauge output wires. The input grounds can be used for AC kick, nitrous stage activation, and other items. The output grounds can be used for electronic fan control or A/C shutdown at wide open throttle (WOT). |
| Description_FAB | Wires come individually labeled for easy identification 1x 5&rsquo, Tachometer output 1x 3’ Output wire 2x 5&rsquo, Output Wires 2x 3&rsquo, Inputs Wires 1x 3&rsquo, Output Wire 1x 5&rsquo, Digital Gauge Output (For Holley EFI analog gauges) |
Shipping Information
We offer FREE shipping on all orders within Canada. Most orders ship within 1-2 business days.
Standard delivery typically takes 3-7 business days depending on your location.
Returns Policy
We accept returns within 30 days of purchase. Items must be in original condition with all packaging.
For returns or exchanges, please contact our customer service team.

