
Racing Radios
Racing Radios NASCAR Helmet to IMSA Chassis Adapter
$95.00
Racing Radios NASCAR Male Helmet to IMSA Female Chassis Adapter
If you have a NASCAR 3/C plug on your helmet and an IMSA 4/C Harness in the car, this adapter will go in line between your helmet and the harness to convert your 3/C output to a 4/C output.
This cable is handmade in America using a Nexus plug and magnetically shielded cabling.
Racing Radios NASCAR Male to IMSA Female Adapter Details:
Manufacturer: Racing Radios
Manufacturer part number: RRC-10
Connector 1 / Helmet Side: NASCAR 3C Female
Connector 2 / Chassis Side: IMSA 4C Male
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Racing Radios
Racing Radios IMSA Helmet to NASCAR Chassis Adapter
$80.00
Racing Radios IMSA Male to NASCAR Female Adapter
If You Have An IMSA 4/c Plug On Your Helmet and a NASCAR 3/C Harness in the car, this adapter will go in line between your helmet and the harness to convert your 4/C output to a 3/C output. This cable is handmade in Racing Radios US office in Forest Park Georgia using genuine Nexus plugs and magnetically shielded cabling.
Short Connector On Your Helmet, Long Connector on Car Harness.
Racing Radios IMSA Male to NASCAR Female Adapter Details:
Manufacturer: Racing Radios
Manufacturer part number: RRC-20
Connector 1 / Helmet Side: IMSA 4C Female
Connector 2 / Chassis Side: NASCAR 3C Male

Racecom of Virginia
Stilo to Cell Phone Adapter Cable
$121.00
Stilo to Apple iPhone Adapter Cable
Now connect your Stilo Helmet to your iPhone or cellphone's 3.5mm audio jack. If you want to use your Stilo helmet electronics and connect to your cell phone 3.5mm female jack, this is your cable.
Stilo to Apple iPhone Adapter Cable (No PTT) Details:
Manufacturer: Custom
Manufacturer part number: RR-STILO-CELL-ADAPTOR
Cable end #1: Male Stilo
Stilo end cable length: Approximately 21" coil cord (can extend further with special order)
Cable end #2: Male 3.5mm
Male 3.5mm end cable length: Approximately 69" straight cord
Cord style: Straight
Country of manufacture: USA
Having a Stilo 4C male connector mated to a 3.5mm male connector, you can have clear communication from your phone to Stilo helmet.

Racing Radios
IMSA to Cell Phone Adapter Cable
$155.00
IMSA to Cell Phone Adapter Cable
Now connect your wired IMSA helmet to your iPhone or cellphone's 3.5mm audio jack. If you want to use your wired helmet electronics and connect to your cell phone 3.5mm female jack, this is your cable.
IMSA to Cell Phone Adapter Cable (No PTT) Details:
Manufacturer: Custom
Manufacturer part number: RR-IMSA-CELL-ADAPTOR
Cable end #1: Female IMSA 4C
IMSA female end cable length: Approximately 12" straight cord (can extend further with special order)
Cable end #2: Male 3.5mm
Male 3.5mm end cable length: Approximately 69" straight cord
Cord style: Straight
Country of manufacture: USA
Having an IMSA 4C female connector mated to a 3.5mm male connector, you can have clear communication from your phone to wired helmet.

Racing Radios
Stilo to IMSA Adapter Cable w- Driver ID (4C to 5C)
$160.00
Stilo to IMSA Adapter Cable w/ Driver ID (4C to 5C)
Connect your Stilo helmet to your IMSA driver ID radio systems where the car harness has a 5C driver id harness. This special Driver ID cable has a 5th conductor for the officials use to identify the driver in the vehicle. Each cable is custom built and has a special resistor with a four position micro-switch that is decoded to what driver is assigned to the vehicle, #1, #2, #3, #4.
Stilo to IMSA Adapter Cable w/ Driver ID (4C to 5C) Details:
Manufacturer: Racing Radios
Manufacturer part number: RRC-ST50
Helmet end: Stilo 4C
Chassis end: IMSA 5C (4C radio communications and 1C driver id)
Cord type: Coil
How do you change the assigned driver position from 1/2/3/4? Simply unthread the collar of on of the male ends and change the micro-switch to your assigned position.
This cable is used in the WeatherTech or Michelin Sportscar Challenge and other series that uses the driver ID system. This is a special cable because it is a 5C (red connector) and different than your standard IMCA connection found in your SCCA/NASA/PCA race car.
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Racing Radios
Racing Radios Camera Audio Adapter w- Audio Input
$250.00
Racing Radios Camera Audio Adapter w/ Audio Input
Do you have a camera installed in your car and wish you could get the audio from your radio system synced up with the video? Would you like to listen to a second audio input from a RACEceiver or MP3 device all while maintaining perfect communications with your crew? Well guess what? We at Racing Radios have engineered the perfect solution for you.
The RRC-AUX-IO is an adaptor cable that plugs inline with your helmet cable. The adapter has a 3.5MM audio input and it also has another 3.5MM audio output for connecting to a camera. The input jack is perfect for connecting a RACEceiver or other listening device for those required to monitor the series' radio traffic. The audio output jack will connect the driver's microphone audio and the Racing Radios in-car radio's receive audio to the camera system. The audio you'll hear on the video is incredible!
Racing Radios Camera Audio Adapter w/ Audio Input Details:
Manufacturer: Racing Radios
Manufacturer part number: AUX-IO
Connector 1 / Helmet Side: IMSA 4C Female
Connector 2 / Chassis Side: IMSA 4C Male
Audio in: 3.5mm female
Audio out: 3.5mm female
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Racing Radios
Racing Radios IMSA to Headset Cable
$90.00
Racing Radios IMSA to Headset Cable
Racing Radios coiled headset cable to connect a headset 5 pin connector to an IMSA (4C) female harness. The 5-Pin male connector, called a Switchcraft connector is adapted to an IMSA 4X plug, also called a Nexus 4-pin plug. The Racing Radios RDH-125 connects your headset to IMSA wired radio harness or IC cable.
Racing Radios IMSA to Headset Cable Details:
Manufacturer: Racing Radios
Manufacturer part number: RDH-125
Cord type: Coil
End 1: IMSA 4C Male
End 2: 5-Pin headset male for headset or car harness, also called a 5 Pin Switchcraft connector
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