Check the listing for details. 12-11500-H Nitrous Outlet DIY Stand Alone Bottle Heater Wiring Harness. Color: Black, Condition: New. Listed at 174.99 USD. Nitrous Outlet DIY Stand Alone Bottle Heater Wiring Harness Description: The Nitrous Outlet DIY Bottle Heater Pro Wiring Harness is designed to provide a quick and easy wiring solution to installing a nitrous bottle heater. 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 7 easy steps Step 1: Determine location and mount the relay. Step 2: Route the main power wire and ground wire. 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: Connect power and ground source and check operation. Specs: Easy wiring solution to installing a nitrous bottle heaterHarness Routing InstructionsDetailed Colored Wiring DiagramDeutsch ConnectorsHigh Quality Molex TerminalsBueler 40/60 Amp RelayProtective Expandable Wiring LoomAutomotive Copper Core Wire with Protective Silicone CoatingInline 30 Amp FuseIlluminated toggle switchWorks in conjunction with or without a nitrous pressure safety switchShipping is FREE inside the contiguous United States. If shipping to Alaska, Hawaii or Puerto Rico please message us for a quote for additional shipping costs.