MACK RD Ignitions & Electrical

Odyssey Drycell Batteries

Odyssey sealed rechargeable drycell batteries provide high engine-cranking pulses and are capable of 400 deep cycles. They can be installed on their sides or at any angle and have a 2-year storage life at 25 degrees C.

4.86 out of 5 stars ( 240 )

$514.81

Optima YellowTop Deep-Cycle 12-Volt Batteries

Optima YellowTop Deep-Cycle 12-volt batteries are high-performance, dual-purpose power sources. They're great for applications requiring repetitive amperage drain and quick recharging—like trucks with winches, commercial or public safety fleets, and vehicles loaded with electronics and accessories. YellowTops also power forklifts, tractors, and other heavy equipment. The maintenance-free AGM batteries deliver premium ignition starts, while sustaining high power levels even when system loads exceed the alternator output. Optima deep-cycle models are sealed, spill-proof, and can be mounted in most any position. They are far more resistant to vibrations than standard batteries, and will perform up to three times longer. For consistent power and faster recharges, order the YellowTop designed for your needs.

4.79 out of 5 stars ( 436 )

$419.99

On Sale

Bully Dog Heavy-Duty GT Diesel Tuners

Increased fuel mileage and horsepower are just two of the benefits your big rig will realize with a Bully Dog heavy-duty GT diesel tuner. These computerized units combine diagnostics, gauges, data displays, and engine control programming to monitor nearly 20 truck functions. With up to 12 percent savings in fuel economy, Bully Dog tuners can pay for themselves in a matter of months. Users also report better throttle response, steady pulling power, and cooler operation. You can customize your diesel for more power or economy; the possibilities are endless. Install a GT diesel tuner and experience the savings and performance of a premier big rig ECM programmer! Here are a few more features of the Bully Dog system: * Increase of up to 100 hp (specialized tuning for additional power) * Up to 12 percent increase in fuel economy * Speed limiter adjustments * Diagnostic reader * Driving coach * Watchdog monitoring

Not Yet Reviewed

$999.00

$899.10

On Sale

Bully Dog Heavy-Duty WatchDog Diesel Tuners

Bully Dog heavy-duty WatchDog diesel tuners monitor multiple parameters to improve engine performance tracking. They also allow you to read/clear diagnostic trouble codes (DTCs), and accurately set the limit of your vehicle's cruise control. This can save considerable time and money when crossing borders by switching the maximum speed setting before the engine automatically limits power (not available for PACCAR MX 13 engines). They also feature Driving Coach mode to help you achieve the best fuel economy possible. Bully Dog heavy-duty WatchDog diesel tuners help develop confidence, fuel-saving driving habits, and provide extra monitoring of truck functions. Features and specs: * Set vehicle warnings to alarm if parameters are exceeded for coolant temperature, oil temperature, boost, and speed * Free internet updates help assure that you always have the latest files for your vehicle * Adjustable options vary for each vehicle and may not be available on all vehicles

Not Yet Reviewed

$449.99

$404.99

Dorman Accelerator Pedal Position Sensors

Are you having problems with your electronic throttle? If so, then pick up one of these Dorman accelerator pedal position sensors. They are designed to indicate the position of the accelerator pedal by converting the accelerator pedal movement into two electrical signals so that the computer can provide the proper change in throttle position. Available for a variety of vehicles, the Dorman accelerator pedal position sensors are sure to solve any of your electronic throttle issues.

4.38 out of 5 stars ( 16 )

$224.99

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$333.99

Four Seasons Binary and Trinary Pressure Switches

Four Seasons binary and trinary pressure switches are zinc coated to resist corrosion. Providing the proper fit and reliable operation, these multi-function switches will protect your A/C system from excessive high or low system pressures. Order the switch type recommended for your vehicle.

Not Yet Reviewed

$10.99

Clearance

Dorman Vehicle Speed Sensors

Dorman has you covered on all of your vehicle speed sensor needs. The speedometer gauge on your dashboard is getting its data from somewhere--and these are the units. Dorman takes pride in having produced high-quality OE replacement parts with state-of-the-art equipment since 1918. Take advantage of having access to an industry-leading brand originally intended only for dealers. Dorman vehicle speed sensors are available for many makes and models of cars and trucks. Match your vehicle specs with the sensor that'll get you back up to speed!

4.14 out of 5 stars ( 7 )

$54.99

$38.50

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$62.99

Dorman Battery Box Covers

Your vehicle is going nowhere without the battery—so take every protective measure to extend its life. Dorman battery box covers shield the terminals to prevent corrosion. These replacements are constructed of durable plastic for increased safety against debris and harsh weather. The covers also ensure that your battery cells are sealed and cannot be accessed. Simply match up your vehicle to the Dorman battery box cover designed for direct fitment.

4.67 out of 5 stars ( 3 )

$90.99

ACDelco Gold Automotive AGM Batteries

ACDelco Gold Automotive AGM batteries have high-cycling capabilities, are remarkably charge-receptive, and are necessary for start/stop applications. These batteries are also maintenance-free, 100 percent pressure-tested against leaks, and are manufactured to resist corrosion. Best of all, they are backed by ACDelco's outstanding warranty coverage. When reliable starting power is a priority— ACDelco Gold Automotive AGM batteries are the answer! Additional features include: * Absorbed Glass Mat design is 100 percent leak and spill-proof, because the electrolyte is permanently held in the glass mat separator, instead of free flowing within each cell * Oxygen recombination reduces water loss and reassures maintenance-free performance * ACDelco Gold Automotive AGM batteries have longer life expectancy in traditional vehicle applications, due to a maintained pressure on the plates, which significantly reduces the amount of active mass lost from the grid

4.78 out of 5 stars ( 402 )

$483.99

Clearance

Bosch T5 Heavy-Duty Dual Purpose Performance Batteries

Bosch T5 heavy-duty dual purpose performance batteries, with full frame technology, provide maximum performance and cycle stability—especially for vehicles with a high energy demand and frequent discharge cycles. Dual-purpose functionality provides reliable power supply for all electronic demand, even with the engine shut off. Order the model recommended for your vehicle application.

Not Yet Reviewed

$205.99

$131.50

MotoRad Coolant Temperature Sensors

MotoRad coolant temperature sensors measure changes within the cooling system of a vehicle. This continuous measurement goes to the vehicle's powertrain control module (PCU) in order to help manage fuel injection, ignition timing, variable valve timing, and transmission shifting. MotoRad uses only the highest quality, OEM-approved premium materials and 100 percent factory resistance calibrated to ensure precision tolerances, resulting in highly accurate readings for optimal performance. A wide variety of MotoRad coolant temperature sensors ensure that most domestic and import applications are covered.

5.0 out of 5 stars ( 1 )

$21.99

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$25.99

Dorman Engine Oil Pressure Sensors

Try Dorman engine oil pressure sensors for accurate engine oil pressure readings. These replacement sensors will help you to protect your vehicle from being driven at low oil pressure, to avoid costly engine repairs and help maintain performance.

4.08 out of 5 stars ( 12 )

$99.99

Universal Air Conditioner Binary Switches

Universal Air Conditioner binary switches protect you're A/C system. These HPCO/LPCO switches act as high and low pressure cut outs, turning the compressor clutch off when the refrigerant pressure gets too high to prevent damage to components and failure. They also keep the compressor from coming on when then the pressure is too low, when the outside temperature is too cold or if the system has lost its charge.

Not Yet Reviewed

$21.99

On Sale

Bully Dog ECM Diesel Tuners

Bully Dog ECM diesel tuners are designed to be stowed away after installation--simply set 'em and forget 'em. These powerful controlling devices are preloaded with three high performance, dyno-proven tunes that increase horsepower, torque, and fuel economy. They're built with simple, easy-to-use performance in mind, and can also read and clear diagnostic trouble codes. Give your rig the ability to tackle any challenge along the route with Bully Dog ECM diesel tuners. Features and specs: * Idle shutdown timer sets length of time vehicle will idle until the engine turns off to save fuel and extend the life of the turbo by allowing it to cool down before engine shutoff * Increase and decrease the set limit of the vehicle's cruise control saving time and money when crossing borders. * Speed limiter can be adjusted to automatically limit engine power * 75 to 100 hp gains possible in power mode * Free internet updates help assure that you always have the latest files for your vehicle * Fuel savings up to 12 percent and longer engine life * Adjustable options vary for each vehicle and are not available on all vehicles

1.0 out of 5 stars ( 1 )

$849.00

$764.10