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
Last items 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.
$69.95
Racing Radios NASCAR Helmet to IMSA Chassis Adapter
Last items in stock
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. 
$80.00
Racing Radios IMSA Helmet to NASCAR Chassis Adapter
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
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.
$19.95
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. 
$19.95
Racing Radios Helmet Earpiece Jack
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
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Battery Disconnect Switch By Sparco with 6 Terminals for Alternator Disconnect with Removable Key
$55.00
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
Racing Radios Heavy Duty Push To Talk (PTT)
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Racing Radios Screw (Hole) Mount PTT Switch.  Custom Made by the Production Team at Racing Radios, these push to talk switches are used by the top race teams around the world. Screw mount switch provides a secure mount and reliable connection.  Rubber boot for all weather protection.
$120.00
-$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
On sale!-50%
Closeout CalTerm Automatic Wire Stripper and Crimper
In Stock
The Calterm 66209 automatic wire stripper is a superior self-adjusting multi-use tool for making wire connections. The tool comes with a built-in crimper. This tool easily strips and cuts solid and stranded copper core and aluminum core wire. 
$15.00
$29.99
Racing Radios Thru-Hole Push To Talk (PTT)
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Racing Radios Screw Mount PTT Switch.  Custom Made by the Production Team at Racing Radios, these push to talk switches are used by the top race teams around the world. Screw mount switch provides a secure mount and reliable connection.
$160.00
OMP Battery Disconnect Switch
In Stock
Battery Disconnect Switch By OMP with 6 Terminals for Alternator Disconnect with Removable Key
$65.00
Antenna Kit 10 Foot Long with BNC Connector
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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
Phantom Elite Shark Fin 3db Gain Antenna
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The Phantom Elite 3db Gain Antenna, Nicknamed the Shark Fin, features a patented, true field diversity that outperforms many conventional whip antennas.
$65.00
Racing Radios Four Conductor (IMSA) Radio Car Harness
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Four Conductor-Style (IMSA) Radio Car Harness By Racing Radios. For Motorola HandHeld Radios. Fits Most Motorola two-pronged style radios like the CP200, BPR40, P1225, PR400 and GP300 and  SpeedCom ST & MT series handheld radios.
$175.00
Racing Radios (IMSA) Car Harness Base Unit (Rear)
Last items in stock
In-Car Radio Car Harness By Racing Radios.  4 Conductor (IMSA) style wiring for Motorola mobile radios. Plugs directly into the REAR 16 pin accessory jack on Motorola mobile radios. Compatible with CM200, CM300, PM400, M1225 and CDM mobile radios. 
$200.00
Racing Radios Two-Way Headset - Blue
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 AutoMotorbike, MX and Kart transponder kits.
$7.99
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
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.
$8.49
MYLAPS X2 Direct Power Upgrade Kit
In Stock
MyLaps X2 Direct Power Upgrade kit allows you to take a rechargeable MyLaps X2 Transponder and make it a Direct Power. No more wondering if you charged your transponder long enough now that you are 100% powered by the built in battery and your vehicle power supply. Constant power is always there when you need it.
$76.99
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
Racing Radio Replacement Foam for Earbuds
In Stock
If you have a set of driver earpieces on which the foam is starting to get worn, this is the direct replacement to easily bring your earbuds back to the DB lowering, nice looking and feeling fit once again.
$4.95
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)
Last items 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
Afterburner FIA Rain/Brake Light
Racing in NASA or another series that requires and FIA Rain Light? The American made Afterburner rain light comes with FIA approval and is our best seller. Not only is it a hi-intensity brake light, but also an FIA approved Flashing Rain Light. 18 hi-intensity red LED lamps make an incredibly lightweight and durable rain light.
$87.95
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 2 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 two accessory switches 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.
$89.95
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.
$74.95
Longacre 4 Accy Aluminum Switch Panel
Last items in stock
Complete ready to install Aluminum switch panel with 4 switches all with their own pilot light all in one pre-wired panel assembly. All connections are soldered and heat shrunk to provide years of trouble free race service. All four switches have a pilot light that turns on when the system is on and complete making the Longacre 44586 switch panel a crew chiefs best friend.
$64.95
Stilo DG10 Intercom
Last items in stock
The Stilo DG10 digital intercom uses the award winning DG30 technology and simplifies operation and removes some of the advanced features not normally used unless you are winning the WRC championship. What features remain? Individual volume, Bluetooth to your phone,  backlit keyboard, 3 different noise filters (2 digital active and 1 analog) to always have perfect communications, and more.
$595.00
Stilo WRC 03 Intercom System
Last items in stock
Stilo WRC Intercom Amplifier Has Two Separate Volume Controls - for driver and navigator - auto-switch on, and easy roll-bar mounting. Powered by a simple 9 volt battery and an audio out for video camera, the Stilo WRC Intercom is a Rally Must Have. 
$285.00
MYLAPS Pro CAR DPi Transponder Interface Harness
Last items in stock
Replacement MyLaps Pro CAR DPI transponder interface harness comes in all Pro Car DP-i transponder kits. This is a replacement harness for when the original harness has been damaged. This is usually a very rugged item and never replaced, but if your pit stops win or loose a race, sometime a technician may get their radio belt caught on it.  
$245.00