Manufacturers
X-Series Plug and Play Wiring Harness - Stage 2, 12-11000-S2  Product 4923 of 5115 in category Nitrous Systems Corvette  Nitrous Outlet DIY Stand Alone Dedicated Fuel System Wiring Harness, 12-11500-DE

Nitrous Outlet DIY Wiring Harness Dual Bottle Upgrade, 12-11500-DB

$205.99 
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  • Easy harness upgrade solution for systems using dual nitrous bottles

  • Harness Routing Instructions

  • Detailed Colored Wiring Diagram

  • Deutsch Connectors

  • High Quality Molex Terminals

  • Bueler 40/60 Amp Relay

  • Protective Expandable Wiring Loom

  • Automotive Copper Core Wire with Protective Silicone Coating

  • Single to Dual Bottle Opener Y Adapter

New Wiring Harness Upgrade!

The Nitrous Outlet DIY Dual Bottle upgrade harness is needed for systems utilizing dual nitrous bottles and needing to add an additional bottle heater and remote opener option to the Nitrous Outlet vehicle specific wiring harness or the Nitrous Outlet DIY series harness. 
 
The most time consuming and complicated part of the wiring process is eliminated with the detailed instructions, colored wiring schematics, pin out sheet, and universally mounted prewired relay.

Installation requires 8 easy steps

Step 1: Mount the relay to the nitrous systems PDA (Power Distribution Center)
Step 2: Route the power wire to an open spot on the Harness€™s fuse panel and install the 30amp fuse.
Step 3: Route the wiring to the system components.
Step 4: Cover the wire with the protective expandable wiring loom.
Step 5: Cut the wire to length.
Step 6: Terminate the wiring ends and connect to the system components.
Step 7: Plug in the Single to Dual Bottle Opener Y adapter.
Step 8: Connect power and ground source and check operation.

This product was added to our catalog on Friday 23 January, 2026.
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X-Series Plug and Play Wiring Harness - Stage 2, 12-11000-S2  Product 4923 of 5115 in category Nitrous Systems Corvette  Nitrous Outlet DIY Stand Alone Dedicated Fuel System Wiring Harness, 12-11500-DE
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