1959 DeSoto All Models Painless Performance Products

When you need protection from the harsh conditions, this set provides complete protection from the elements to ensure reliable and dependable performance. This is inexpensive protection for an electric fan and a vehicle's...

This is a replacement switch for use with the Painless Fan-Thom II electric fan relay set. Made in USA Includes: 185° F on / 175° F off thermostat 1/2" NPT to 3/8" NPT adapter Insulated terminals

This PCM Controlled, Weatherproof Fan Relay kit is inexpensive protection for an electric fan and a vehicle's wire harness. Relay activation by grounding the relay coil can be provided by most Powertrain Control Modules. ...

The safe way to add electrical accessories to any vehicle is with a Painless Performance CirKit Boss. The CirKit Boss is the first circuit isolator system available with both constant and ignition hot circuits. This CirKit...

Mounts in 5/16" hole. 12 Volt operation. Made in USA

Mounts in 1/8" hole. 12 Volt operation. Made in USA

This is inexpensive protection for an electric fan and a vehicle's wire harness. Provides constant voltage, protects from voltage and amperage spikes and prevents the fan from back feeding voltage through the vehicle's wire...

Installing air conditioning to your hot rod with dual electric cooling fans? Need cooling fan relays to operate off a thermostatic switch and when your AC is on? Then this dual activation cooling fan relay set by Painless...

This set is designed to allow a wide range of temperature adjustments for your electric fan. A bulb at the top of the capillary tube is designed to probe or be attached to the top or hottest portion of the radiator. The...

Mounts in 1/2" hole. 12 Volt operation. Made in USA

Mounts in 5/16" hole. 12 Volt operation. Made in USA

This customizable harness may be just what you need. Wiring harnesses just don?t come any simpler than this. This compact harness has all the basic circuits to get you rolling in no time. This 18 Circuit - 8 Fuse harness...

Mounts in 1/8" hole. 12 Volt operation. Made in USA

EFI Wiring Harness 2006-12 GM LS2/LS3/LS7 This harness is designed for use on any 2006-12 LS2, LS3, LS7, or LS99 with throttle by wire. It uses the factory ECM & TCM and will operate engines with or without varible valve...

This is a replacement switch for use with the Painless Fan-Thom II electric fan relay set. Made in USA Includes: 195° F on / 185° F off thermostat 1/2" NPT to 3/8" NPT adapter Insulated terminals

For alternators that produce up to 100 AMPS, this add-on kit provides heavier gauge wiring with connectors to complete the high output alternator installation process quickly, easily and safely.

It's a good idea to relay your fuel pump for the street and a must when you're racing. Designed specifically to prevent voltage drops at the fuel pump to maintain constant fuel pump pressure and to prevent fuel pump amperage...

Mounts in 1/2" hole. 12 Volt operation. Made in USA

When upgrading tail lights to the newer high wattage halogens, always use a relay. This set gives you everything you need to protect your wiring and switches. Made in USA

The Perfect Flow Fuel Delivery System is a fuel pump system designed to support up to 1000 horse power in naturally aspirated applications or it can be configured as a main and secondary pump to support up to 500 horse power in situations where a redun dant fuel delivery system is needed such as off road use or racing. This pump delivers up to 67 gallon per hour at 45 psi and 59 gallon per hour at 80 psi. Made in U SA Set comes with necessary wiring and relays. Important: Due to the many possible plumbing options no fittings are included with this set.

Painless Performance high amp alternator wiring kit. This includes a high amp inline fuse with protected fuse holder, all necessary ring terminals, heat shrink, and a detailed set of diagrams and step by step instructions to...

The safe way to add electrical accessories to any vehicle is with a Painless Performance CirKit Boss. The CirKit Boss is the first circuit isolator system available with both constant and ignition hot circuit kits. The kit...

The safe way to add electrical accessories to any vehicle is with a Painless Performance CirKit Boss. The CirKit Boss is the first circuit isolator system available with both constant and ignition hot circuit kits. The kit...

Mounts in 1/2" hole. 12 Volt operation. Made in USA

H4 Headlight plugs. Preterminated with butt connectors for easy attachment. Perfect for replacement of worn original connectors.

Installing air conditioning to your hot rod with dual electric cooling fans? Need cooling fan relays to operate off a thermostatic switch and when your AC is on? Then this dual activation cooling fan relay set by Painless...

If you want to keep your under-dash area organized or you think that you need to remove gauges from time to time then you need to install our universal gauge harness. Made in USA Harness will connect to all major brand...

This set is designed to allow a wide range of temperature adjustments for your electric fan. A bulb at the top of the capillary tube is designed to probe or be attached to the top or hottest portion of the radiator. The...

Perfect for trunk mounted batteries. Both positive and negative cables are 1 gauge and 16 feet in length which allows for them to be attached to the engine for maximum starting current. Helps prevent voltage drop to the...

This Painless Performance premium performance terminal assortment kit provides 84 pieces of assorted sized electrical teminals. These terminals are American made and are top quality. The terminal assortment kit weighs one...

This Fan-Thom II kit comes with a threaded thermostat that screws into the engine block or intake manifold for a professional looking installation. This is inexpensive protection for an electric fan and a vehicle's wire...

Relay banks are ideal for powering accessories such as fuel pumps, water pumps, throttle stops, electric cooling fans, nitrous solenoids, etc. and for keeping the relays in a centralized location.

This kit has only the highest quality components. Kit comes complete with 16 feet of red #1 gauge positive cable and 3 feet of black #1 gauge cable, both with heavy duty battery terminals already installed capable of...

This PCM Controlled, Fan Relay kit is inexpensive protection for an electric fan and a vehicle's wire harness. Relay activation by grounding the relay coil can be provided by most Powertrain Control Modules. Provides direct...

The safe way to add electrical accessories to any vehicle is with a Painless Performance CirKit Boss. The CirKit Boss is the first circuit isolator system available with both constant and ignition hot circuits. This kit...

If you want to keep your under-dash area organized or you think that you need to remove gauges from time to time then you need to install our universal gauge harness. Made in USA Harness will connect to all major brand...

Mounts in 1/2" hole. 12 Volt operation. Made in USA

Ideal for any type of street rod, muscle car or kit car. Universal kit includes wires and light sockets to install courtesy lights inside your vehicle. Made in USA

This weatherproof Fan-Thom II kit comes with a threaded thermostat that screws into the engine block or intake manifold for a professional looking installation. This is inexpensive protection for an electric fan and a...

Installing air conditioning to your hot rod with dual electric cooling fans? Need cooling fan relays to operate off a thermostatic switch and when your AC is on? Then this dual activation cooling fan relay set by Painless...

Mounts in 5/16" hole. 12 Volt operation. Made in USA

The safe way to add electrical accessories to any vehicle is with a Painless Performance CirKit Boss. The CirKit Boss is the first circuit isolator system available with both constant and ignition hot circuits. This kit...

This set allows you to position the starter solenoid any place you need to in order to make maintenance easier, clean up an inner fender or just replace a factory starting circuit. Set includes: Starter solenoid Wire ha...

This set, complete with a 250 amp solenoid, will effectively handle alternator feedback of the highest amperage alternators. Eliminates engine run-on when the master disconnect is turned off. Alternator feedback can keep your...

Install extra driving or fog lights easily with this set. Set includes: Lighted switch Switch base Wiring harness Mounting hardware 30 amp relay Connectors Switch can be wired to turn lights on per state law requirements:...

The safe way to add electrical accessories to any vehicle is with a Painless Performance CirKit Boss. This is the first circuit isolator system available with both constant and ignition hot circuits. The kit includes an...

This Fan-Thom II kit comes with a threaded thermostat that screws into the engine block or intake manifold for a professional looking installation. This is inexpensive protection for an electric fan and a vehicle's wire...

Mounts in 1/8" hole. 12 Volt operation. Made in USA

Designed specifically to prevent voltage drops at the fuel pump to maintain constant fuel pump pressure and to prevent fuel pump amperage overloads from damaging the vehicle's electrical system. Set includes: 30 amp heavy...

This Painless Performance modular blank fuse block can be used on any vehicle where additional circuits are needed. The four circuit ATO fuse center works great for in-line wiring applications, such as trailer wiring or when...

This weatherproof Fan-Thom II kit comes with a threaded thermostat that screws into the engine block or intake manifold for a professional looking installation. This is inexpensive protection for an electric fan and a...

Mounts in 5/16" hole. 12 Volt operation. Made in USA