Racing Electronics Built For The Harsh Environment of Your Racecar

Electrical / Electronics

Race Car Electronics need to be solid and secure for years of trouble free racing. Quality electrical components from DiscoveryParts will ensure you have what you need to stay competitive on the track. We offer complete driver communications from driver to passenger in the same vehicle to a pro driven making the perfect Road Atlanta turn 7. To make that perfect lap, first we need a battery disconnect switch, MyLaps transponder, and quality switches to control your ecu and every accessory. 

Longacre Battery Disconnect Switch w/ Alt 125 amp
In Stock
Longacre 125 amp 4 post battery disconnect switch with 2 hi-amp circuits, one for the battery circuit and one for the output of a race engine with modern hi-amp alternator. The Longacre 52-45782 uses four 3/8" threaded lugs to provide a secure and solid mount of your hi-current battery and alternator cables. This is Longacre's highest AMP battery disconnect.
$94.99
Longacre Ignition Switch
In Stock
2 Terminal HD Ignition Switch w/ Weatherproof Cover. Control your fuel pump relay, coolshirt, helmet blower, brake blower, or almost anything with Longacre Racing's heavy duty racecar quality switches.
$25.99
Racing Radios IMSA Helmet to NASCAR Chassis Adapter
Last items in stock
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 our office using Nexus plug and magnetically shielded cabling. 
$80.00
Racing Radios Velcro Mount Push To Talk (PTT)
In Stock
This Push to Talk Button By Racing Radios Has An Easy Mount Velcro Strap to attach to your steering wheel. Radio communication is within reach and requires minimal movement. This is a great spares item.
$65.00
Longacre 2 Terminal HD Ignition Switch w/ Flip-Up Cover
In Stock
2 Terminal HD Ignition Switch w/ Flip Cover. The Primary use of a Flip-Up cover (guarded) switch is main ignition cut-off. If you need to shut your engine off quickly, a correctly placed guarded switch makes powering down easy and fast. 
$25.99
Racing Radio Foam Earbuds
In Stock
Foam Driver Earpieces By Racing Radios . Designed With Ultra High Noise Transducers. Plugs directly into Driver Helmet  with 3.5mm jack and has a 19" wiring lead.  The industry standard foam earpiece used by Racing Radios for over 30 years. 
$95.00
Racing Radios Helmet Earpiece Jack
Last items in stock
This is the piece that connects your ear pieces to your helmet cord. Heat shrink on gold plated connections provide years of trouble free communications, in the harshest of weather conditions. This is a true pro level motorsports piece of equipment.
$35.00
Sparco Battery Disconnect Switch
Last items in stock
Battery Disconnect Switch By Sparco with 6 Terminals for Alternator Disconnect with Removable Key
$59.00
Racing Radios 4/C IMSA Helmet Coil Cord
In Stock
Racing Radios 4 Conductor IMSA Helmet Coil Cord. This IMSA coiled cable for your helmet kit makes driver changes even easier by allowing you more movement to prevent accidental disconnects. 
$70.00
-$5.00
Closeout CalTerm Off Road Toggle Switch
In Stock
CalTerm 41800 20 AMP heavy duty sealed toggle switche. Features a 20A continous rating and has two terminals. The most common use of this switch is to control a relay or low power cunsumption device like a CoolShirt cooler. 
$4.99
$9.99
OMP Battery Disconnect Switch
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Battery Disconnect Switch By OMP with 6 Terminals for Alternator Disconnect with Removable Key
$65.00
Antenna Kit 10 Foot Long with BNC Connector
Last items in stock
Car Antenna Kit With Whip Antenna And 10 Foot Cable By Racing Radios. BNC on Radio Side, NMO Cable With Metal Shielding, and UHF Whip Antenna on the Other End. This is the normal 1/4 turn chrome connector that goes on the radio.
$99.00
Racing Radios Two-Way Headset - Blue
Last items in stock
Racing Radios Most Popular Behind The Head Headset. Fully Featured with Noise cancelling microphone and full foam ear seals. Built in scanner port on left earcup to plug in existing scanner for 2nd audio feed. 
$199.95
MYLAPS Transponder Holder & Clip TR2 & Old Style
In Stock
MYLAPS Transponder Holder & Clip for rechargeable transponders. This solid race worthy kit allows you to mount your MYLAPS Rechargeable Car, Motorcycle or Kart transponder securely. This is the same item included in all TR2 and Classic Auto, Moto, MX and Kart transponder kits.
$12.99
Reprogram Radios - Frequency Match
In Stock
Reprogram Radios with supplied frequency sheet or scan-copy. Let DiscoveryParts reprogram all of your radios to match frequency and channels. You will receive a complete data sheet showing receive, transmit and squelch codes for all channels programmed. We can use your channels of "fill it up" with random frequencies to make sure you always have a clear channel available. Price per pair.
$25.00
Crew Radio Scanner - Bearcat BC-125AT
Last items in stock
The Bearcat BC-125AT is a Very Affordable 500 channel (ten banks of 50) Scanner with great features. The Priority Scan with Do Not Disturb function lets you program one channel in each bank (10 in all) and then have the scanner check each channel every 2 seconds while it scans the banks so you don’t miss transmissions on those channels. 
$149.95
Motorola Antenna Adapter For Digital Hand Held Radios
Last items in stock
Antenna Adapter for Motorola CP200D / PR400 Portable Radio To BNC Antenna Adapter. Use this to connect your 1/4 turn BNC antenna to the fully threaded adapter on the back of your Motorola CP200D or Motorola PR400
$80.00
TNC Antenna Kit 8'
Last items in stock
RAK-40/8 by Racing Rdios is a small semi-flexable rubber car antenna kit with an 8 Foot Cable attached to connect to radios with the TNC wiring connecor. Starting with the radio side, we have a TNC thread-on connector used on digital mobile base unit radios, like the Motorolla CM200D and CM300D.
$95.00
Helmet Wiring Installation
Last items in stock
Let DiscoveryParts install your supplied radio kit into your open or full face helmet. We will disassemble the required padding and make the modifications so you can have many races with trouble free communication. If you purchase your radio kit from DIscoveryParts, there is no charge for this.
MYLAPS Transponder Holder & Clip X2 Series
In Stock
MYLAPS Transponder Holder & Clip for all X2 model transponders, both direct power and rechargeable. This solid race worthy kit allows you to mount all MYLAPS X2 Car, Motorcycle or Kart transponders securely. This is the same item included in all X2 Auto, Motorbike, MX and Kart transponder kits.
$12.99
Chatterbox to IMSA Helmet Adapter 12" Short
Last items in stock
The Chatterbox to IMSA Headset Adapter lets you use your IMSA male connection from your helmet cord or the male connection on your Roux helmet and easily adapt it to the new Chatterbox Tandem 2. This adapter connects your IMSA male helmet to your new style Chatterbox.
$52.00
Motorola Antenna Adapter For HT750, HT1250, EX500/600, GP300, P110
Last items in stock
Antenna Adapter for Motorola HT750, HT1250, EX500, EX600, GP300 and P110 Portable Radio To BNC Antenna Adapter. Use this to connect your 1/4 turn BNC antenna to the fully threaded adapter on the back of your Motorola  HT750, HT1250, EX500, EX600, GP300 and P110
$35.00
Motorola to IMSA Helmet Cable with Built-In Push To Talk (PTT)
In Stock
Racing Radios Motorola adapter cable that lets you plug directly into your Motorola hand held radio's two pronged connection to your IMSA helmet kit. Using the built in Push To Talk (PTT) you can also use this cable as an emergency car harness. It is shorter, but will work perfectly.
$105.00
Motorola Antenna Adapter For SP50, P1225
Last items in stock
Antenna Adapter for Motorola SP50 and P1225 Portable Radio To BNC Antenna Adapter. Use this to connect your 1/4 turn BNC antenna to the fully threaded adapter on the top of your Motorola P1225 and SP50.
$30.00
Longacre Flip-up Start/Ignition 1 Accy Alum Panel
Last items in stock
Complete ready to install Aluminum switch panel with flip-up ignition switch (with red switch guard), push-button starter switch and one accessory switch all in one pre-wired panel assembly. The ignition and accessory switches have a pilot light that turns on when the system is on and complete making the Longacre 44867 switch panel a crew chief's best friend.
$89.99
Coil Cord 5 Conductor 18" Long
In Stock
5 Conductor coil cord is used on race car steering wheel remote buttons for PTT (Push To Talk), Drink, Flash to Pass, and many other uses. The 18" long relaxed length is perfect for giving enough room to remotely hang your steering wheel, but not too long to where it droops below the dash. 
$32.95
MyLaps TR2 GO Auto Lifetime Rechargeable Transponder - No Subscription
Last items in stock
The new, never registered, rechargeable MyLaps TR2 GO lifetime transponder allows for quick and easy transfer of your transponder between multiple vehicles. A full charge is achieved in 14 hours and will give the transponder a minimum of 3 days of continuous operating time.
$629.00
RaceCom 4/C IMSA Helmet Speaker Kit
Last items in stock
4/C IMSA Style Straight Cord Helmet Kit By RaceCom of Virginia. This cable allows the driver to have some movement with the helmet, but not the range a driver will have with a coil cord.  Comes with 3.5mm earpiece connection and dual speakers. This kit is normally used in Drivers Ed/Driver Coaching situations in muffled vehicles. If used in a race car the speakers volume must be louder than car
$99.99
RaceCom 3/C NASCAR Helmet Speaker Kit
Last items in stock
5/C NASCAR Style Straight Cord Helmet Kit By RaceCom of Virginia. This cable allows the driver to have some movement with the helmet, but not the range a driver will have with a coil cord.  Comes with 3.5mm earpiece connection and dual speakers. This kit is normally used in Drivers Ed/Driver Coaching situations in muffled vehicles. If used in a race car the speakers volume must be louder than car
$99.99
Acoustic Tube In-Ear Surveillance Kit
In Stock
Acoustic Tube In-Ear Surveillance Kit connects to your Motorola hand held radio and allows complete communication (transmit and receive) with one piece. Listening to requests from crew members and driver coaches who want the smallest/simplest/rugged communications piece, the ARSK is the answer.
$49.95
Stilo to NASCAR Adapter Cable (4C to 3C)
In Stock
Stilo helmet adapter to go to NASCAR radio systems. Genuine Stilo to NASCAR helmet adapter for clear communication with your best friend at the track. This is an adapter for using Stilo helmets with Stilo integrated electronics to a radio system using a NASCAR car harness.
$86.52
Stilo to IMSA Adapter Cable (4C to 4C)
In Stock
Stilo Helmet Adapter AC0212.2 connects your Stilo helmet to an IMSA Radio Systems. Genuine Stilo to IMSA helmet adapter for clear communication with your best friend at the track. This is an adapter for using Stilo helmets with a vehicle wired for IMSA (4C four conductor). Both ends look the same as Stilo and IMSA use the same international 4C IMSA protocol. 
$86.52
Trac-Com to Stilo Adapter Cable
Trac-Com to Stilo adapter cable. If you own a Stilo helmet with built in communications, this genuine Trac-Com cable will allow you to connect your built-in Stilo ear cup speakers and built in microphone to your Trac-Com Intercom unit.
$39.00
On sale!
Trac-Com to IMSA Adapter Cable
Trac-Com to IMSA adapter cable. If you own a helmet with an IMSA helmet kit, this genuine Trac-Com cable will allow you to connect your built-in IMSA radio kit to your Trac-Com Intercom unit.
$39.00
Trac-Com to NASCAR Adapter Cable
Last items in stock
Trac-Com to NASCAR adapter cable. If you own a helmet with an NASCAR helmet kit, this genuine Trac-Com cable will allow you to connect your built-in NASCAR radio kit to your Trac-Com Intercom unit.
$39.00
Stilo to IMSA Adapter Cable (4C to 4C) - Long
In Stock
Stilo Helmet Adapter AC0224 is the long cable that connects your Stilo helmet to an IMSA Radio Systems. Genuine Stilo to IMSA helmet adapter for clear communication with your best friend at the track. This is a longer cable adapter for using Stilo helmets with a vehicle wired for IMSA (4C four conductor). Both ends look the same as Stilo and IMSA use the same international 4C IMSA protocol. 
$86.52
IMSA to RACEceiver Adapter Cable 36"
Last items in stock
IMSA Helmet Adapter To Go To RACEceiver. Genuine IMSA to RACEceiver helmet adapter for clear communication for your RACEceiver to IMSA helmets.
$39.00
IMSA to RACEceiver (3.5mm) Adapter Cable 12"
Last items in stock
IMSA Helmet Adapter To Go To RACEceiver. Genuine IMSA to RACEceiver helmet adapter for clear communication for your RACEceiver to IMSA helmets.
$39.00