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HUMMER H3 Ignitions & Electrical

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Results 1 - 24 of 36

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ACDelco GM Genuine Parts Iridium Spark Plugs

ACDelco GM Genuine Parts Iridium spark plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. They are ACDelco's latest in spark plug technology and an exact replacement for your GM vehicle's original components. Iridium composition provides a high melting point and great strength, along with excellent wear resistance and durability. ACDelco GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles.

4.84 out of 5 stars ( 152 )

$8.99

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ACDelco Crankshaft Position Sensors

Give your ride an attitude adjustment with ACDelco crankshaft position sensors. Your original sensor can become worn or burnt and sensitive to hot engine temperatures, leaving you sitting on the side of the road. ACDelco offers high-quality, direct-fit replacement crankshaft position sensors to respond to your car's needs. Dozens of models are available for fitment on thousands of vehicles from the 1980s and up. Enhance the efficiency and performance of your ride; order the crankshaft position sensor recommended for your application.

4.5 out of 5 stars ( 8 )

$59.99

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Optima RedTop Starting 12-Volt Batteries

Optima RedTop Starting 12-volt batteries are the ultimate power source for cars, trucks, SUVs, hot rods, and other high-performance vehicles. They're engineered with unique Spiralcell technology, delivering a stronger burst of ignition power, while extending the battery life up to three times longer than conventional models. Maintenance-free RedTop AGM batteries are sealed, leak-proof, and resistant to vibrations—so you can mount them anywhere and in virtually any position on your vehicle. Order the Optima battery designed for your application, and expect a perfect start every time.

4.81 out of 5 stars ( 1521 )

$249.99

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ACDelco Gold Platinum Spark Plugs

ACDelco Gold platinum spark plugs are perfect for engines that run on conventional plugs, as well as newer engines that require platinum plugs. These spark plugs can provide up to 100,000 miles of service before needing replacement (service life varies with individual driving conditions.) Features: * Dual platinum tip for improved resistance to spark erosion, fouling, and corrosive combustion chamber environment * Ribless insulator that improves the plug-to-boot seal * Platinum center electrode and platinum pad that lower the ignition demand voltage and reduce possible flame kernel quenching * One-piece integral suppressor seal that helps reduce radio frequency interference, meters spark plug energy to help provide long electrode life, and seals against compression leakage * Maximum engine performance over time * Corrosion-resistant shell to keep up with the demands of any vehicle * Spark gap remains virtually unchanged during the life of the plug * Meets increased auto industry performance and reliability requirements * Available for most makes and models * 100,000-mile (160,000-kilometer) limited warranty

4.87 out of 5 stars ( 99 )

$6.99

$7.99

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ACDelco Ignition Coils

Failure or poor performance from a coil can result in a misfire, a rough-running, hard-starting engine, and excessive emissions. ACDelco ignition coils provide the performance needed to help keep vehicles running the way that they were designed. These coils have corrosion-protected laminations to guard them from the harsh operating environment. Primary and secondary coil windings often feature molded plastic protection. Order the replacement model designed for your vehicle and engine application.

4.54 out of 5 stars ( 26 )

$73.99

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ACDelco GM Genuine Parts Engine Coolant Temperature Sensors

ACDelco GM Genuine Parts engine coolant sensors are a GM recommended replacement component for many vehicles on the road today. These original equipment engine coolant sensors are manufactured to fit your GM vehicle, providing you the same performance, durability, and service life you expect from General Motors.

4.67 out of 5 stars ( 69 )

$18.99

$31.99

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ACDelco Coil and Ignition Wiring Harnesses

ACDelco coil and ignition wiring harnesses will spark renewed energy for your engine. Wiring harnesses can deteriorate over time, leaving them unable to deliver the necessary voltage for power. Replace worn wiring with ACDelco coil and ignition wiring harnesses and keep the spark alive!

4.95 out of 5 stars ( 20 )

$106.99

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ACDelco RAPIDFIRE Performance Platinum Spark Plugs

ACDelco RAPIDFIRE platinum spark plugs fit engines that require conventional or platinum plugs—offering quicker throttle response, smoother idle, better corrosion protection, and greater longevity when compared to conventional plugs. RAPIDFIRE platinum spark plugs are available for most vehicle makes and models and several marine applications. Product features: * Ribless insulator that improves the plug-to-boot seal * Tapered and columned center wire electrode with a platinum pad that reduces the firing diameter—and helps improve the firing efficiency by concentrating and directing energy needed to fire the plug with less voltage * A platinum center electrode and platinum pad lower the ignition demand voltage and reduce possible flame kernel quenching * One-piece integral suppressor seal helps reduce radio frequency interference, meters spark plug energy to prolong electrode life, and seals against compression leakage * An expected life of 50,000 miles or better * Gapped to the engine's original factory specifications * 30-day, money-back guarantee and 3-year limited warranty

4.64 out of 5 stars ( 117 )

$6.99

$7.99

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ACDelco GM Genuine Parts Manifold Absolute Pressure Sensors

ACDelco GM Genuine Parts manifold absolute pressure sensors measure the intake manifold pressure, and are GM-recommended replacements for your vehicle's original component. The MAP sensor is a part of the fuel and engine management system. Its signal is used by the engine control module along with the throttle position sensor to calculate the amount of air entering the engine so that the correct amount of fuel is injected for optimum combustion. GM Genuine Parts manifold absolute pressure sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

4.83 out of 5 stars ( 24 )

$81.99

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ACDelco GM Genuine Parts Knock Sensors

ACDelco GM Genuine Parts knock sensors are the GM recommended replacement for the vehicles original component. They monitor the engine for pinging or spark knock. The sensors create a voltage signal based on the vibrations caused by erratic air/fuel mixture combustion. The engine control module then uses that signal to adjust the ignition timing and air/fuel mixture. These GM Genuine Parts knock sensors have been manufactured to fit your GM vehicle, providing you with the same performance, durability, and service life you have come to expect from General Motors.

4.66 out of 5 stars ( 107 )

$9.99

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ACDelco Ignition Coil Mounting Brackets

ACDelco ignition coil mounting brackets are GM-recommended replacement parts. These original equipment brackets deliver the ideal fit and function to restore support of your ignition coil. They're manufactured from steel and given a black finish. The brackets are available in models for hundreds of vehicles from the 1990s and up. Keep your ignition coils securely in place with ACDelco ignition coil mounting brackets.

5.0 out of 5 stars ( 2 )

$27.99

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FAST XR Series Ignition Coils

FAST XR Series coils offer 15 to 20 percent more spark energy than stock coils. They are constructed from premium, ultra-pure copper alloy windings, resulting in firing performance approaching up to 50,000 peak volts. Tested to 8,000+ rpm and almost 1,500 hp, these ignition coils have been proven to perform in some of the harshest street and race engine environments. Designed for all popular engine sizes, the FAST XR Series coils are ideal for any street or racing application where reliable, powerful ignition output is needed.

3.75 out of 5 stars ( 8 )

$454.95

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ACDelco Starter Bolts

You have the starter and bracket, but what about the fasteners? ACDelco offers durable starter bolts made from premium materials for reliability. Engineered to exacting OE standards, they've undergone stringent evaluation to guarantee proper fit and performance. The bolts are available in a variety of styles, lengths, and finishes. Order the model recommended for your vehicle.

4.83 out of 5 stars ( 12 )

$5.99

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ACDelco Spark Plug Wire Sets

ACDelco spark plug wire sets meet or exceed original equipment specifications for fitment and performance. They're made from top-quality materials, so you know they'll last. The assembled ignition wires are available with different terminal ends and boot ends. Over 700 sets are available to cover virtually any vehicle on the road today. Order the spark plug wires recommended for your application.

4.51 out of 5 stars ( 152 )

$47.99

$110.99

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ACDelco Starters

When you turn the key and your vehicle is slow to turn over—or worse, there's no ignition at all—one of the prime suspects is a faulty starter. Getting the engine up and running for each drive begins with this unit, so it's wise to trust your replacement parts to ACDelco. The aftermarket parts giant manufactures starters to precise OE specifications for perfect fit and performance on virtually any vehicle on the road today. Don't wait until a weak, aging starter fails completely; install an ACDelco product …and turn the key with confidence!

4.42 out of 5 stars ( 205 )

$191.99

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ACDelco Gold Manifold Absolute Pressure Sensors

ACDelco Gold manifold absolute pressure sensors are high-quality replacements for many vehicles on the road today. MAP sensors are part of the fuel and engine management system, measuring the intake manifold pressure. Their signal is used by the engine control module, along with the throttle position sensor, to calculate the amount of air entering the engine--so that the correct amount of fuel is injected for optimum combustion. Order the model recommended for your application.

4.75 out of 5 stars ( 8 )

$83.99

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ACDelco GM Genuine Parts Replacement Horns

When it comes to replacing critical electronic equipment for your GM vehicle, don't trust aftermarket suppliers to get it right. Rely on ACDelco GM Genuine Parts line of electronics. Built to match factory parts in fit, form and function, ACDelco GM Genuine Parts horns will let you keep your GM car, truck, or SUV "all General Motors." Order the model recommended for your specific application.

4.33 out of 5 stars ( 3 )

$54.99

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ACDelco GM Genuine Parts Oxygen Sensors

ACDelco GM Genuine Parts oxygen (O2) sensors are special feedback sensors on your vehicle's exhaust system and are GM-recommended replacements for your vehicle's original components. They measure the proportion of oxygen in exhaust gases, then using the measurement, the engine control module (ECM) can adjust the air/fuel ratio to near the optimal value of 14.7:1. At this ratio, engine performance, emissions, and fuel economy are all optimized. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Choose the O2 sensor designed for your vehicle.

4.83 out of 5 stars ( 108 )

$50.99

$68.99

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ACDelco Replacement Wiring Harness Connectors

When you need to make automotive repairs, ACDelco's selection of replacement wiring harness connectors offers you the best fit and function sockets and pigtails to do a variety of jobs. These quality-built, OE-like connectors and adapters provide you with efficient, less costly repair options for GM and American Motors vehicles. They're available in male or female, with an assortment of pins/cavities to fill your needs. Service your vehicle with a name you know and trust--ACDelco.

4.86 out of 5 stars ( 22 )

$15.99

$23.99

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ACDelco Replacement Throttle Position Sensors

ACDelco throttle position sensors electronically inform the powertrain control module (PCM) of the throttle valve angle. The PCM uses this input to regulate your fuel and ignition systems. These replacement sensors are available in dozens of models for fitment on thousands of vehicles spanning a half-century. For the proper fit and performance, order the ACDelco throttle position sensor recommended for your application.

4.85 out of 5 stars ( 20 )

$116.99

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Champion Iridium Spark Plugs

Champion iridium spark plugs have a stabilizing effect on ignition voltage, as well as excellent wear characteristics. They're quickly becoming the technology of choice for engine manufacturers worldwide. These plugs feature a fine-wire iridium center electrode that's laser-locked to the center electrode, and a platinum V-trimmed ground electrode to ensure maximum life and erosion resistance. They come with their exclusive Heat-Active alloy to reach operating temperatures quickly and maintain stable temperatures under varying engine loads. The plugs will deliver a consistently focused spark that provides the highest level of engine performance possible, regardless of engine type or ignition. Order the model designed for your vehicle application.

4.95 out of 5 stars ( 44 )

$7.99

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ACDelco Alternators

Losing power? ACDelco alternators can power up your vehicle's electrical systems and charge the battery while the engine's running. They're direct replacements for your factory originals and are manufactured using ISO quality standards. With 100 percent new components and engineering enhancements, they provide improved performance, efficiency, and service life for your vehicle. Almost like your originals, but just a little bit better--ACDelco alternators. Order the model designed for your vehicle application.

4.38 out of 5 stars ( 160 )

$226.99

$270.99

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ACDelco Conventional Resistor Spark Plugs

ACDelco conventional resistor spark plugs feature a design for reliability and efficient performance. These economical replacements remain ideal for many vehicles and marine applications. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance every time. The spark plugs are available in a variety of sizes and other options for universal and application-specific fitment. Order the model recommended for your vehicle.

4.81 out of 5 stars ( 263 )

$2.99

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ACDelco Remanufactured Starters

ACDelco remanufactured starters are 100 percent performance-tested to ensure the ability to start your engine. They're engineered to fit your vehicle and built to provide the same performance, durability, and service life you've come to expect—at a great value! Damaged and obsolete parts are replaced, and the units receive 100 percent new bearings, bushings, and brushes for the ultimate in reliability. Over a thousand models are available; order the starter recommended for your vehicle. Don't wait until a weak, aging starter fails completely; install an ACDelco product … and turn the key with confidence!

4.54 out of 5 stars ( 54 )

$210.99

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