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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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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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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 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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MSDPro Crimp Tool, Ratchet Action The Pro-Crimp features interchangeable jaws allowing for a variety of different style crimps with one heavy-duty tool.$138.95
MSDHigh-Current Solid-State Relay 35Ax4, Black High-Current Solid-State Relay 35 Amp per channel up to 140 Amp continuous$229.95
TrendingPart# 8920Free Shipping$112.95
MSDHigh-Current Solid-State Relay 35Ax4, Red High-Current Solid-State Relay 35 Amp per channel up to 140 Amp continuous$230.95
MSDMSD LS Coil Harness, Power Upgrade Recommended for use with MSD Pro Power Coils and can even be used with OE coils.$110.95
MSDMSD Tach Signal GMR Pickup Converts a low-voltage, high-current pulse to a clean 12-volt square wave with no wire splicing required.$118.95
MSDHarness, MSD 6 to Ford TFI These are especially handy for quick installation on late model vehicles!$63.19
Part# 7566-2In Stock$103.95
MSDMSD High Current Relay, SPST The SPST High Current Relay is rated at 30 amps with an input voltage of 12 volts DC.$63.49
MSDMSD Cable Assembly - 2 Wire - 6 Foot Replacement Harness - MSD Ignition to Distributor or Crank TriggerPart# 8860In Stock$31.80
MSDMSD 6 to GM Dual Connector Coil Harness Easy install of MSD 6 series ignition to GM Dual Connector Coil$82.25
$168.95
MSDProgrammable Fuel Pump Voltage Booster The controller allows you to increase voltage based on boost.$749.95
$425.95
$208.95
MSDMSD Noise Capacitor, 26 Kufd Filters away EMI that is caused by MSD power cables and prevents damage from voltage and current surges.$76.49
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 Stock$36.60
$199.95
$208.95
MSDMSD Deutsch Connector Kit 360 Piece Deutsch Connector Kit comes with 2, 3, 4, 6, 8 and 12 Pole Housings and Pins w/Seals$259.95
$56.25
$42.11
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 Stock$35.08
MSDTach Adapter, Electronic Ignition System Designed for current-limiting ignition systems (non-ballast resistor systems)$110.95
Part# 5087In Stock$92.75
MSDTach Adapter For use on non-current limiting ignitions, originally equipped with a ballast resistor.Part# 8910Free Shipping$105.95
$406.95
$212.95
$415.95
MSDHarness, Dodge/Chrysler 98-03 Easy install for your MSD 6 series ignition control to Dodge/Chrysler vehicles. 1998 through 2003Part# 8884In Stock$77.25
$51.95
$183.95
Part# 22791In Stock$51.95
Part# 88621In Stock$25.95
MSDMAP Sensor 2-bar for blown/turbo applications Plug-in 2psia - 29psia MAP sensor for the Programmable Digital-7.$167.95
MSDConnector Kit for MSD GM HEI Dist. Cap Replacement Connector Kit for GM HEI Distributor or PN 8365, PN 8362Part# 8194In Stock$22.44
$84.29
MSDMSD Magnetic Pickup Cable - Shielded - 6 Foot Shielded Magnetic Pickup Cable Protects the Trigger Signal from Electromagnetic Interference (EMI)$63.19
Part# 8894In Stock$49.95
MSDReplacement Harness for 62152/62153 Multi-Channel Ignition Replacement Harness for PN 62152/62153, DIS 4, DIS 4 High-OutputPart# 8898In Stock$78.55
MSDElectric Fuel Pump Harn./Relay Kit 30A Electric Fuel Pump Harness & Relay Wiring Kit. 30 Amp Relay and Circuit Breaker$47.72
MSDMSD Weathertight Connector - 2-Pin - Qty 1 Self-Lubricating Silicone Seals for Protection Against Water, Dust, Oil, and Other Engine Compartment FluidsPart# 8173In Stock$18.19
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 $49.47$28.58Save $20.89
Last ChancePart# 8177-1In StockMSRP $68.95$29.95Save $39.00
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 $94.95$54.79Save $40.16
$49.95
MSDPickup for MSD GM HEI Distributors Replacement Magnetic Pick-Up for OE GM HEI Distributor or PN 8365/PN 83653.$49.95
Part# 8824In Stock$15.37
Part# 3508In Stock$29.60
MSDMSD DynaForce Starter Solenoid Replacement Starter Solenoid for GM LS Starters p/n: 5096 and 50963Part# 5086In Stock$83.29
Part# 2933In Stock$78.55
$47.95
Part# 89911In Stock$58.59
Part# 80001In Stock$105.95
Part# 80002In Stock$105.95
$91.85
$90.49
$77.25
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$76.19
$58.15
Part# 8895In Stock$14.56
MSDHarness for PN 6530 or PN 65303, Programmable 6AL-2 Replacement Harness for PN 6530 or PN 65303 Programmable 6AL-2Part# 8892In Stock$51.09
Part# 8181In Stock$25.95
Part# 3512MSDIn Stock$47.95
Part# 8183In Stock$21.01
Part# 3506In Stock$63.89
Part# 7782In Stock$26.24
Part# 8190In Stock$21.01
Part# 8191In Stock$21.01
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$16.78
$139.95
$190.95
MSDMAP Sensor 3-bar for blown/turbo applications Plug-in 2psia - 44psia MAP sensor for the Programmable Digital-7.$199.95
$92.75
MSDMSD Power Grid Harness - Pro 600 Replacment Harness To Connect To MSD Power Grid Or Davis ProfilerMSRP $157.95$76.95Save $81.00
MSDMSD Weathertight Connector - 1-Pin - Qty 1 Self-Lubricating Silicone Seals for Protection Against Water, Dust, Oil, and Other Engine Compartment FluidsPart# 8174In StockMSRP $20.46$11.82Save $8.64
Part# 8509Free Shipping$149.95
Part# 8810In Stock$16.78
MSDUniversal, Push On/Off Button, Alternate Action Switch Assembled and constructed for harsh racing conditions.$167.95
$63.19
$118.95
$199.95
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 EFIPart# 88814Free Shipping$220.95
ClearanceMSDLS2 EFI to 6012 w/58 Tooth Harness CLEARANCE ITEM / ALL SALES FINAL - Easy install harness for 6LS or 6LS-2 to factory LS2Part# 88862In StockMSRP $67.95$39.95Save $28.00
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 Stock$85.79
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$62.29
$103.95
MSDHigh Performance Ignition System by Todd Ryden High-Performance Ignition Systems publication by Todd RydenPart# 9630In Stock$32.43





















































































