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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.MSRP $154.95$123.25Save $31.70
MSDHigh-Current Solid-State Relay 35Ax4, Black High-Current Solid-State Relay 35 Amp per channel up to 140 Amp continuousMSRP $250.95$200.65Save $50.30
Part# 8920Free ShippingMSRP $122.95$98.05Save $24.90
MSDMSD LS Coil Harness, Power Upgrade Recommended for use with MSD Pro Power Coils and can even be used with OE coils.MSRP $120.95$96.25Save $24.70
MSDHigh-Current Solid-State Relay 35Ax4, Red High-Current Solid-State Relay 35 Amp per channel up to 140 Amp continuousMSRP $250.95$200.65Save $50.30
MSDMSD Tach Signal GMR Pickup Converts a low-voltage, high-current pulse to a clean 12-volt square wave with no wire splicing required.Part# 8918Free ShippingMSRP $129.95$103.45Save $26.50
MSDHarness, MSD 6 to Ford TFI These are especially handy for quick installation on late model vehicles!MSRP $68.95$54.68Save $14.27
MSDMSD High Current Relay, SPST The SPST High Current Relay is rated at 30 amps with an input voltage of 12 volts DC.MSRP $68.95$54.68Save $14.27
MSDMSD Cable Assembly - 2 Wire - 6 Foot Replacement Harness - MSD Ignition to Distributor or Crank TriggerPart# 8860In StockMSRP $34.40$27.52Save $6.88
MSDMSD 6 to GM Dual Connector Coil Harness Easy install of MSD 6 series ignition to GM Dual Connector CoilMSRP $88.95$71.18Save $17.77
Part# 7566-4In StockMSRP $182.95$145.75Save $37.20
MSDProgrammable Fuel Pump Voltage Booster The controller allows you to increase voltage based on boost.MSRP $806.95$644.95Save $162.00
MSRP $461.95$367.95Save $94.00
Part# 7566-2In StockMSRP $112.95$89.96Save $22.99
MSRP $224.95$179.95Save $45.00
MSRP $212.95$170.05Save $42.90
MSRP $224.95$179.95Save $45.00
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 $39.40$31.52Save $7.88
MSDMSD Deutsch Connector Kit 360 Piece Deutsch Connector Kit comes with 2, 3, 4, 6, 8 and 12 Pole Housings and Pins w/SealsMSRP $281.95$224.95Save $57.00
MSRP $60.95$48.65Save $12.30
MSDMSD Noise Capacitor, 26 Kufd Filters away EMI that is caused by MSD power cables and prevents damage from voltage and current surges.MSRP $82.95$66.20Save $16.75
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 $37.95$30.36Save $7.59
MSRP $45.55$36.44Save $9.11
MSRP $440.95$352.75Save $88.20
MSRP $230.95$184.45Save $46.50
Part# 2279In StockMSRP $56.19$44.96Save $11.23
Part# 5087In StockMSRP $100.95$80.24Save $20.71
MSDMAP Sensor 2-bar for blown/turbo applications Plug-in 2psia - 29psia MAP sensor for the Programmable Digital-7.MSRP $182.95$145.75Save $37.20
MSDTach Adapter, Electronic Ignition System Designed for current-limiting ignition systems (non-ballast resistor systems)MSRP $120.95$96.25Save $24.70
Part# 88621In StockMSRP $28.07$22.46Save $5.61
MSDTach Adapter For use on non-current limiting ignitions, originally equipped with a ballast resistor.MSRP $114.95$91.75Save $23.20
MSDHarness, Dodge/Chrysler 98-03 Easy install for your MSD 6 series ignition control to Dodge/Chrysler vehicles. 1998 through 2003Part# 8884In StockMSRP $83.95$66.86Save $17.09
MSDConnector Kit for MSD GM HEI Dist. Cap Replacement Connector Kit for GM HEI Distributor or PN 8365, PN 8362Part# 8194In StockMSRP $24.28$19.42Save $4.86
MSRP $91.95$72.95Save $19.00
MSDMSD Magnetic Pickup Cable - Shielded - 6 Foot Shielded Magnetic Pickup Cable Protects the Trigger Signal from Electromagnetic Interference (EMI)MSRP $68.95$54.68Save $14.27
Part# 8894In StockMSRP $53.15$42.52Save $10.63
MSDReplacement Harness for 62152/62153 Multi-Channel Ignition Replacement Harness for PN 62152/62153, DIS 4, DIS 4 High-OutputPart# 8898In StockMSRP $84.95$68.00Save $16.95
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 $47.57$31.71Save $15.86
Part# 22791In StockMSRP $56.19$44.96Save $11.23
MSDElectric Fuel Pump Harn./Relay Kit 30A Electric Fuel Pump Harness & Relay Wiring Kit. 30 Amp Relay and Circuit BreakerMSRP $51.62$41.29Save $10.33
Part# 3508In StockMSRP $32.81$26.24Save $6.57
Part# 8177-1In StockMSRP $68.95$36.95Save $32.00
Part# 2933In StockMSRP $84.95$68.00Save $16.95
MSRP $53.16$42.53Save $10.63
MSDPickup for MSD GM HEI Distributors Replacement Magnetic Pick-Up for OE GM HEI Distributor or PN 8365/PN 83653.MSRP $53.15$42.52Save $10.63
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 $91.95$60.79Save $31.16
MSRP $53.15$42.52Save $10.63
Part# 8824In StockMSRP $16.63$13.30Save $3.33
Part# 89911In StockMSRP $63.95$50.72Save $13.23
Part# 80001In StockMSRP $114.95$91.75Save $23.20
Part# 80002In StockMSRP $114.95$91.75Save $23.20
MSRP $101.95$81.44Save $20.51
MSRP $100.95$80.24Save $20.71
MSDMSD DynaForce Starter Solenoid Replacement Starter Solenoid for GM LS Starters p/n: 5096 and 50963Part# 5086In StockMSRP $90.95$72.08Save $18.87
MSRP $83.95$66.86Save $17.09
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 BreakerMSRP $82.95$65.93Save $17.02
Part# 3507In StockMSRP $64.95$51.53Save $13.42
Part# 8895In StockMSRP $15.75$12.60Save $3.15
MSDMSD Weathertight Connector - 2-Pin - Qty 1 Self-Lubricating Silicone Seals for Protection Against Water, Dust, Oil, and Other Engine Compartment FluidsPart# 8173In StockMSRP $19.68$15.74Save $3.94
MSDHarness for PN 6530 or PN 65303, Programmable 6AL-2 Replacement Harness for PN 6530 or PN 65303 Programmable 6AL-2MSRP $55.27$44.22Save $11.05
Part# 8181In StockMSRP $28.07$22.46Save $5.61
Part# 3512MSDIn StockMSRP $53.15$35.43Save $17.72
Part# 8183In StockMSRP $22.73$18.18Save $4.55
Part# 3506In StockMSRP $70.95$47.21Save $23.74
Part# 7782In StockMSRP $28.38$22.71Save $5.67
Part# 8190In StockMSRP $22.73$18.18Save $4.55
Part# 8191In StockMSRP $22.73$15.15Save $7.58
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 StockMSRP $18.15$14.52Save $3.63
MSRP $151.95$121.45Save $30.50
Part# 2313Free ShippingMSRP $206.95$165.55Save $41.40
MSDMAP Sensor 3-bar for blown/turbo applications Plug-in 2psia - 44psia MAP sensor for the Programmable Digital-7.MSRP $212.95$170.05Save $42.90
MSRP $100.95$80.24Save $20.71
MSDMSD Power Grid Harness - Pro 600 Replacment Harness To Connect To MSD Power Grid Or Davis ProfilerMSRP $151.95$121.45Save $30.50
MSDMSD Weathertight Connector - 1-Pin - Qty 1 Self-Lubricating Silicone Seals for Protection Against Water, Dust, Oil, and Other Engine Compartment FluidsPart# 8174In StockMSRP $19.68$13.12Save $6.56
Part# 8509Free ShippingMSRP $161.95$129.55Save $32.40
Part# 8810In StockMSRP $18.15$14.52Save $3.63
MSDUniversal, Push On/Off Button, Alternate Action Switch Assembled and constructed for harsh racing conditions.MSRP $182.95$145.75Save $37.20
Part# 8822Free ShippingMSRP $68.95$54.68Save $14.27
MSRP $129.95$103.45Save $26.50
MSRP $220.95$176.35Save $44.60
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 ShippingMSRP $239.95$191.65Save $48.30
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$46.95Save $21.00
MSRP $449.95$359.95Save $90.00
MSRP $199.95$159.25Save $40.70
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 $92.95$74.24Save $18.71
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 StockMSRP $67.95$53.63Save $14.32
MSRP $112.95$89.96Save $22.99
MSDHigh Performance Ignition System by Todd Ryden High-Performance Ignition Systems publication by Todd RydenPart# 9630In Stock$31.18





















































































