MSD has crafted high-performance electrical system components for dependable performance in the most extreme automotive and motorsports environments. From noise-suppressing capacitors and shielded pickup cables to durable distribution blocks and relay modules, MSD’s electrical lineup ensures clean, interference-free power delivery. These rugged, plug-and-play solutions are designed to integrate seamlessly with ignition boxes, coils, distributors, crank triggers, and more.
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Connectors
Reliable, race-ready connectors from MSD for high-performance wiring jobs. Shop Deutsch, Weather-Tight, and heat-shrink kits built to withstand water, dust, oil, and vibration.
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Gauges and Accessories
MSD gauges and accessories deliver precision performance data and race-ready functionality. Monitor RPM, shift points, and more with trusted accuracy and rugged construction.
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Harnesses
MSD wiring harnesses are built for plug-and-play reliability and performance. From ignition to sensors, we’ve got the right harness for your MSD system.
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Pins and Seals
Secure your connections with MSD's precision Pins and Seals. Designed for reliable ignition and sensor wiring, these components are essential for building robust, weather-resistant systems in any performance application.
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Sensors
Dial in your tune with MSD MAP sensors. Built for accuracy and reliability, these plug-and-play units are ideal for Power Grid and high-performance EFI setups.
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Starter Accessories
Essential starter accessories from MSD, designed to enhance reliability, durability, and installation efficiency. From heat shields to shims and brackets, get everything you need for a dependable start every time.
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Wiring and Relays
Wiring kits, relay blocks, toggle switches, and harnesses are designed for easy installation and reliable performance in MSD-equipped vehicles.
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Wiring Tools
Professional-grade wiring tools from MSD to help you cut, strip, crimp, and organize with precision. Ideal for street, strip, and custom installs—get the job done right.
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MSDHigh-Current Solid-State Relay 35Ax4, Black High-Current Solid-State Relay 35 Amp per channel up to 140 Amp continuousMSRP $245.95$196.15Save $49.80Compare
MSRP $120.95$96.25Save $24.70Compare
MSDHigh-Current Solid-State Relay 35Ax4, Red High-Current Solid-State Relay 35 Amp per channel up to 140 Amp continuousMSRP $245.95$196.15Save $49.80Compare
Part# 7566-4In StockMSRP $178.95$143.05Save $35.90Compare
MSDPro Crimp Tool, Ratchet Action The Pro-Crimp features interchangeable jaws allowing for a variety of different style crimps with one heavy-duty tool.MSRP $150.95$120.55Save $30.40Compare
MSRP $224.95$179.95Save $45.00Compare
MSRP $224.95$179.95Save $45.00Compare
MSRP $112.95$89.95Save $23.00Compare
MSDHarness, MSD 6 to Ford TFI These are especially handy for quick installation on late model vehicles!MSRP $66.95$53.35Save $13.60Compare
MSDElectric Fuel Pump Harn./Relay Kit 30A Electric Fuel Pump Harness & Relay Wiring Kit. 30 Amp Relay and Circuit Breaker$44.76Compare
MSDMSD Tach Signal GMR Pickup Converts a low-voltage, high-current pulse to a clean 12-volt square wave with no wire splicing required.MSRP $127.95$101.65Save $26.30Compare
MSDMSD High Current Relay, SPST The SPST High Current Relay is rated at 30 amps with an input voltage of 12 volts DC.MSRP $66.95$53.35Save $13.60Compare
MSDMSD LS Coil Harness, Power Upgrade Recommended for use with MSD Pro Power Coils and can even be used with OE coils.MSRP $118.95$94.45Save $24.50Compare
MSRP $224.95$179.95Save $45.00Compare
MSRP $194.95$155.65Save $39.30Compare
MSDMSD 6 to GM Dual Connector Coil Harness Easy install of MSD 6 series ignition to GM Dual Connector CoilMSRP $86.95$69.45Save $17.50Compare
MSDPickup for MSD GM HEI Distributors Replacement Magnetic Pick-Up for OE GM HEI Distributor or PN 8365/PN 83653.$46.09Compare
MSDMSD Magnetic Pickup Cable - Shielded - 6 Foot Shielded Magnetic Pickup Cable Protects the Trigger Signal from Electromagnetic Interference (EMI)MSRP $66.95$53.35Save $13.60Compare
MSRP $449.95$359.95Save $90.00Compare
MSDMSD Cable Assembly - 2 Wire - 6 Foot Replacement Harness - MSD Ignition to Distributor or Crank TriggerPart# 8860In Stock$29.83Compare
MSDTach Adapter For use on non-current limiting ignitions, originally equipped with a ballast resistor.$99.95Compare
MSDMAP Sensor 3-bar for blown/turbo applications Plug-in 2psia - 44psia MAP sensor for the Programmable Digital-7.MSRP $208.95$166.45Save $42.50Compare
$79.09Compare
Part# 4650Free ShippingMSRP $449.95$219.95Save $230.00Compare
MSDReplacement Harness for PN 6201/62013 and PN 6425/64253 Replacement Harness for PN 6201/62013, Digital 6A and PN 6425/64253 Digital 6A-LPart# 8897In StockMSRP $37.02$29.62Save $7.40Compare
MSDProgrammable Fuel Pump Voltage Booster The controller allows you to increase voltage based on boost.MSRP $787.95$628.95Save $159.00Compare
MSDTach Adapter, Electronic Ignition System Designed for current-limiting ignition systems (non-ballast resistor systems)$104.95Compare
Part# 5087In StockMSRP $97.95$78.25Save $19.70Compare
MSDMSD Deutsch Connector Kit 360 Piece Deutsch Connector Kit comes with 2, 3, 4, 6, 8 and 12 Pole Housings and Pins w/Seals$249.95Compare
Part# 3512MSDIn StockMSRP $51.85$25.35Save $26.50Compare
MSDMSD SPST Relay w/Socket Harness The SPST Waterproof High Current Relay is rated at 30 amps with an input voltage of 12 volts DC, supplied with Socket Harness.Part# 89611In StockMSRP $38.44$22.21Save $16.23Compare
$39.50Compare
$382.95Compare
MSRP $66.95$53.35Save $13.60Compare
$52.69Compare
$184.95Compare
Part# 22791In Stock$19.13Compare
$131.95Compare
MSDMSD Noise Capacitor, 26 Kufd Filters away EMI that is caused by MSD power cables and prevents damage from voltage and current surges.MSRP $80.95$64.55Save $16.40Compare
Part# 8894In Stock$46.09Compare
MSDMSD Power Grid Harness - Pro 600 Replacment Harness To Connect To MSD Power Grid Or Davis Profiler$131.95Compare
MSRP $51.85$25.35Save $26.50Compare
MSDUniversal, Push On/Off Button, Alternate Action Switch Assembled and constructed for harsh racing conditions.MSRP $178.95$143.05Save $35.90Compare
Part# 2279In Stock$21.88Compare
Part# 88621In Stock$24.95Compare
MSDMSD Heat Shrink Terminal Kit 165 Piece Heat Shrink Terminal and Closed End Connector Kit, Spade, Butt, and Ring terminals with 3:1 heat shrinkPart# 81951In StockMSRP $88.95$43.48Save $45.47Compare
MSRP $127.95$101.65Save $26.30Compare
MSRP $202.95$98.95Save $104.00Compare
$72.49Compare
Part# 89921Free Shipping$99.95Compare
$86.99Compare
Part# 8895In Stock$13.66Compare
$88.29Compare
MSDMSD Weathertight Connector - 1-Pin - Qty 1 Self-Lubricating Silicone Seals for Protection Against Water, Dust, Oil, and Other Engine Compartment FluidsPart# 8174In Stock$17.06Compare
Part# 8824In StockMSRP $16.22$12.98Save $3.24Compare
MSDMSD Solder Sleeve Wire Splice Kit 42 Piece Solder Sleeve Splice Heat Shrink Kit, white, red, blue and yellow with 2:1 shrink ratioPart# 81952In StockMSRP $46.41$22.69Save $23.72Compare
Part# 2933In Stock$73.69Compare
Part# 7786Free Shipping$86.99Compare
MSDModule Bypass Cable, GM HEI For connecting MSD 6 or 7-Series Ignition or Timing Accessory directly into the magnetic trigger inside a GM HEI distributor.Part# 8861In Stock$15.74Compare
MSDMAP Sensor 2-bar for blown/turbo applications Plug-in 2psia - 29psia MAP sensor for the Programmable Digital-7.$158.95Compare
Part# 80002In Stock$99.95Compare
Part# 89911In Stock$54.99Compare
MSDConnector Kit for MSD GM HEI Dist. Cap Replacement Connector Kit for GM HEI Distributor or PN 8365, PN 8362Part# 8194In Stock$21.05Compare
MSDMSD DynaForce Starter Solenoid Replacement Starter Solenoid for GM LS Starters p/n: 5096 and 50963Part# 5086In Stock$78.15Compare
Part# 8810In Stock$15.74Compare
Part# 80001In Stock$99.95Compare
$140.95Compare
MSDHarness, Dodge/Chrysler 98-03 Easy install for your MSD 6 series ignition control to Dodge/Chrysler vehicles. 1998 through 2003Part# 8884In Stock$72.49Compare
MSDLS2 EFI to 6012 w/58 Tooth Harness CLEARANCE ITEM / ALL SALES FINAL - Easy install harness for 6LS or 6LS-2 to factory LS2MSRP $67.95$56.95Save $11.00Compare
MSDElectric Fan Harn./Relay Kit 195 Deg-30A Temperature Controlled Cooling Fan Harness & Relay Kit w/ 195 degree temperature switch. 30 Amp Relay and Circuit Breaker$71.45Compare
Part# 3508In Stock$28.45Compare
MSDMSD Weathertight Connector - 2-Pin - Qty 1 Self-Lubricating Silicone Seals for Protection Against Water, Dust, Oil, and Other Engine Compartment FluidsPart# 8173In Stock$17.06Compare
Part# 3507In Stock$55.85Compare
$46.10Compare
MSDHarness for PN 6530 or PN 65303, Programmable 6AL-2 Replacement Harness for PN 6530 or PN 65303 Programmable 6AL-2Part# 8892In Stock$47.93Compare
MSDMSD Solid State N/O Relay w/Socket Harness The SPST Normally Open Relay is rated at 20 amps continuous, supplied with Socket Harness.Part# 89612In Stock$58.15Compare
$191.95Compare
Part# 3506In StockMSRP $69.95$33.76Save $36.19Compare
MSDAdapter Harness Kit, Mod Ford w/6-MOD MSD & OEM EFI Adapter Harness Kit, Modular Ford 4.6L/5.4L w/MSD 6-MOD & OEM EFI$207.95Compare
MSDMSD DIS Coil Simulator Works with Ford Modular Dual coil ignition systems and Late model Jeep with distributorless ignition systems, 1999 and later.Part# 8922In StockMSRP $90.95$44.27Save $46.68Compare
Part# 8183In Stock$19.71Compare
MSDHigh Performance Ignition System by Todd Ryden High-Performance Ignition Systems publication by Todd RydenPart# 9630In Stock$30.42Compare
MSRP $68.95$42.67Save $26.28Compare
Part# 7782In Stock$24.61Compare
MSDReplacement Harness for 62152/62153 Multi-Channel Ignition Replacement Harness for PN 62152/62153, DIS 4, DIS 4 High-OutputPart# 8898In StockMSRP $82.95$40.53Save $42.42Compare
Part# 8181In Stock$24.95Compare
Part# 8190In StockMSRP $22.17$10.84Save $11.33Compare
Part# 8191In StockMSRP $22.17$10.84Save $11.33Compare
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