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2015 GMC SIERRA-3500-HD Parts and Accessories

Part Groups

Results 1 - 24 of 29

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Timbren Suspension Enhancement Systems

Timbren Suspension Enhancement Systems resolve your suspension problems. Timbren SES kits will improve your load-handling, make it easier to haul heavy loads, and eliminate sag and sway. They're easy to install and maintain! Simply bolt on the kit—no drilling, no air lines to route—and you're ready to roll with high performance and peace of mind. The patented Aeon hollow rubber springs cushion and absorb road shocks and automatically adjust to uneven loads and road conditions. You'll enjoy improved roll stability and reduced sway, unlike with the mediocre trailer suspensions and softer ride quality of today's trucks and trailers. Your truck, van, and SUV are designed for best performance under ideal road and load conditions—but in the real world, to tackle the imperfect, you need a Timbren Suspension Enhancement System. Order the kit designed to fit your year, make, and model application.

4.63 out of 5 stars ( 184 )

$269.36

$398.07

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Delphi Ignition Coils

Delphi ignition coils will definitely spark a response! Precise spark timing offers increased fuel economy and faster crank-to-run. These coils provide accurate electrical energy to create a voltage potential at the spark plug—and that provides you with superior engine performance, better control over emissions, and fuel economy. You'll get the OE performance, durability, and electromagnetic capacity level that your vehicle requires with Delphi ignition coils. Order the model designed for your vehicle application.

4.64 out of 5 stars ( 78 )

$47.99

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Delphi Camshaft Position Sensors

These Delphi camshaft position sensors feature a digital output design for maximum signal to noise ratio. They are not impacted by temperature changes and provide long-lasting sensor protection. These Delphi camshaft position sensors are also manufactured to meet or exceed OE requirements to ensure quality and long-lasting durability.

2.83 out of 5 stars ( 12 )

$34.99

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Delphi Engine Crankshaft Position Sensors

Delphi engine crankshaft position sensors exceed OE requirements and undergo certified electrical testing. They feature enhanced sensing functionality that delivers reduced emission, improved reliability, and superior drivability. Delphi engine crankshaft position sensors are not impacted by temperature changes and provide robust, long-lasting sensor protection. Choose Delphi for the OE replacement parts that your car was born with.

4.19 out of 5 stars ( 16 )

$31.99

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Performance Tool Harmonic Balancer Pullers

Performance Tool keeps it simple. Their harmonic balancer puller kits give you what you need to easily remove harmonic balancers from a variety of engines. They are made from quality alloy steels and include an assortment of bolts. Additionally, their design helps prevent damage to the pulley and shaft. Regardless of your vehicle type or budget, Performance Tools has the perfect harmonic balancer puller for you.

3.39 out of 5 stars ( 49 )

$45.99

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Delphi Mass Airflow Sensors

Delphi mass airflow sensors are the OE parts that your vehicle should have come with! Their MAF sensors are new, not remanufactured, and feature fast response for outstanding performance over a wide range of ambient temperatures. Delphi mass airflow sensors are engineered to provide your ECM with continuous, precise information to ensure optimal performance, fuel economy, and reduced emissions. Give your vehicle new life--replace worn OE parts with Delphi mass airflow sensors.

4.68 out of 5 stars ( 99 )

$82.99

$83.99

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Delphi Engine Coolant Temperature Sensors

Delphi engine coolant temperature sensors are top-quality, direct fit OE replacements, which are designed to eliminate connection and failure points. With a one-piece, lead-frame design from the sensing tip to the connector terminals, these units equip your vehicle with a proven design that's built to last. They put the engine under fuel control operation quicker and reduce harmful cold-start emissions by 40 to 50 percent. Delphi engine coolant temperature sensors are built to last, even under the toughest conditions, to endure the long haul. Improve reliability, durability and fuel economy with Delphi.

4.71 out of 5 stars ( 17 )

$20.99

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Dynomax Ultra Flo Welded Mufflers

Dynomax Ultra Flo welded mufflers feature a straight-through design for unrestricted exhaust flow and reduces backpressure. They have a 100 percent welded design for maximum durability and stainless steel construction for lasting durability and feature CRF Technology that absorbs unwanted interior resonance, while maintaining a deep performance tone. Most of Dynomax Ultra Flow welded muffler models are universal; simply choose the style, inlet/outlet diameters and location needed for your vehicle.

4.51 out of 5 stars ( 192 )

$119.99

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Performance Tool Spindle Nut Wrenches

These Performance Tool spindle nuts wrenches make quick work of stubborn spindle nuts. These wrenches feature chromoly steel and black oxide sockets that fit most 2WD and 4WD light truck applications.

4.65 out of 5 stars ( 57 )

$29.99

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Dynomax Exhaust Tips

Bolt on the custom look of Dynomax exhaust tips. Available in a variety of inlet/outlet sizes and overall lengths, these single- and double-wall tips are crafted from high-grade 304 stainless steel for durability. They feature a clamp-on design, a mirror-polished finished, and the embossed Dynomax logo. Add performance and aesthetics to your ride with exhaust tips from Dynomax.

4.61 out of 5 stars ( 110 )

$50.99

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Delphi Ignition Knock Sensors

Delphi ignition knock sensors maximize your engine's performance--regardless of fuel quality! Their knock sensors hear various knock frequencies under many operating conditions to detect shifts and provide an accurate signal to your engine control module. The sensors meet or exceed OE requirements and reduce potential damage to your internal engine components. Knock, knock-- who's there? Engine. Engine who? Engine gonna buy me a Delphi ignition knock sensor? Listen to your engine--choose Delphi.

4.38 out of 5 stars ( 29 )

$15.99

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REDARC Tow-Pro Brake Controller Harnesses

REDARC Tow-Pro brake controller harnesses provide easy plug-and-play installation of REDARC electric trailer brake controllers. They currently offer a selection of harnesses that will cover a variety of vehicle models. The harnesses include fitting instructions and the loom with compatible connector.

5.0 out of 5 stars ( 7 )

$25.00

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Dynomax Tailpipes

Dynomax tailpipes are mandrel bent and perfect as replacement pieces. They are also ideal if you are putting together a custom exhaust system for your vehicle. Offered in universal and application-specific versions. When it comes to your exhaust, there is no better choice than these Dynomax tailpipes!

4.52 out of 5 stars ( 33 )

$149.99

$224.99

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Delphi Oxygen Sensors

Delphi oxygen sensors will help you get your car up and running in no time. The engineers at Delphi designed these oxygen sensors to use OEM connectors and threads for easy installation in your car. Their unique sensor coating resists contamination to create oxygen sensors that are long-lasting and reliable. Whether you are replacing your exhaust and just want a new sensor or are replacing a worn-out unit, these Delphi oxygen sensors are for you.

4.36 out of 5 stars ( 44 )

$53.99

$129.99

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Delphi Fuel Pump Module Assemblies

Delphi fuel pump module assemblies are nickel plated with all-steel internal components. They feature internal guide rod springs and external rubber feet for enhanced stability and reduced noise from vibration. These fuel pumps have little flow or pressure variation in hot fuel situations. Delphi fuel pump modules are designed to be OE replacements.

4.51 out of 5 stars ( 250 )

$314.99

$517.99

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WeatherTech Hood Protectors

WeatherTech hood protectors provide the ultimate in low-profile aerodynamic protection for your hood. They are made from a durable, yet flexible acrylic that withstands the wear-and-tear of the daily grind. Through their exclusive, custom-fit design, hood protectors follow the hood's contours with a wrap design that provides a sleek, aerodynamically-friendly finish. By providing a barrier against bugs and debris, hood protectors help preserve and maintain vehicle paint finishes. They mount in minutes using strong 3M automotive tape without the need for drilling. Features of WeatherTech hood protectors include: * Dark smoke polished finish * Stylish, low-profile, skin-tight fit * Designed to flow with the shape of each vehicle's hood * Flush-mounted * Can be removed without damaging the vehicle's paint finish

4.14 out of 5 stars ( 28 )

$104.95

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Delphi Control Arm Bushings

Delphi control arm bushings are designed, engineered, and manufactured to OE-quality standards. With safety and cost-effectiveness in mind, they use only the highest quality materials, balancing precise quantities of steel and rubber for optimum strength, flexibility, and noise reduction tailored to the application they are to fit. Through a rigorous cleaning process, a strong chemical bonding, and extensive fatigue testing, Delphi control arm bushings will supply your vehicle with a comfortable, quiet ride, as well as improved stability and safety.

Not Yet Reviewed

$15.99

$22.99

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Delphi MAP Sensors

Malfunctioning MAP sensors can often cause problems, such as an intermittent check engine light, hesitation when accelerating, elevated emissions, and even poor engine performance. So, if yours is in need of replacement, do it with Delphi MAP sensors. These MAP sensors provide precise measurements of manifold absolute pressure. They are designed to perform in harsh environments, such as extreme temperatures, vibration, thermal and mechanical shock, and chemical contamination. Safeguard your engine with these quality MAP sensor components from Delphi.

4.63 out of 5 stars ( 19 )

$36.99

$51.99

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Delphi Vehicle Speed Sensors

Delphi vehicle speed sensors offer an accurate, clean signal input to your vehicle's ECM. Their designed digital output gives the maximum signal to noise ratio and they will maintain optimal performance during drastic temperature changes for robust, long-lasting sensor protection due to their single-element design. Delphi vehicle speed sensors provide quality materials, extended life, improved reliability, and superior drivability.

Not Yet Reviewed

$22.99

$32.99

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Delphi Replacement Idler Arms

Delphi replacement idler arms are direct-fit components for your steering system. They're manufactured from quality materials for strength and durability. These arms are available in a variety of configurations for fitment on specific applications.

4.0 out of 5 stars ( 2 )

$72.99

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Delphi Control Arms

Replace worn suspension parts to improve safety and ride comfort. Delphi control arms utilize robotic welding for consistent performance and quality. Build from materials such as steel and cast iron, the arms are available in a variety of styles—including stock, stamped, and forged. Anti-corrosion protection is applied to each part to ensure longevity. Rubber or rubber/steel bushings are included with most models. Order the OE-type replacement specified for your vehicle application.

4.09 out of 5 stars ( 11 )

$66.99

$154.99

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Delphi ABS Wheel Speed Sensors

Delphi ABS wheel speed sensors meet your OE requirements and those of your wallet. Delphi speed sensors provide accurate, clean signal input to your vehicle's ECM. Designed for the maximum signal to noise ratio, these ABS wheel speed sensors are not impacted by temperature changes and provide robust, long-lasting sensor protection. When it's time to replace, choose Delphi ABS wheel speed sensors for reliability and superior drivability.

5.0 out of 5 stars ( 1 )

$36.99

$51.99

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Delphi Steering Tie Rod Ends

Tie rod ends are crucial parts to your steering system, so you need to maintain them with the utmost care. Delphi's replacement steering tie rod ends are manufactured from high-quality material to meet the same standards in fit, performance, and longevity as the original equipment part. They're available in a range of applications to help maintain superb control, resulting in a safe and smooth ride. Order the Delphi parts recommended for your year/make/model for improved steering performance.

3.87 out of 5 stars ( 15 )

$31.99

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Delphi Fuel Injection Pumps

Delphi fuel injection pumps feed your gas or diesel engine. Precisely delivered fuel keeps your engine running smoothly and provides the right amount of fuel to gain power. These Delphi pumps are built from quality materials and are validated by Delphi to ensure the best performance in your rig. Give your cylinders equal shots of fuel for better performance with Delphi fuel injection pumps.

5.0 out of 5 stars ( 1 )

$664.99

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