Duramax: 2004.5-2005 (LLY)
AEM Classic Digital Temperature Gauge Kit (30-4402) Oil/Trans/Water from 100-300 Degrees Fahrenheit
The AEM Classic Digital Temperature Gauge Kit (30-4402) is a must-have for any car enthusiast looking to monitor the vital temperature levels of their vehicle. This kit includes a digital gauge that displays the temperature of the oil, transmission, and water, ranging from 100 to 300 degrees Fahrenheit. With this gauge, drivers can easily keep track of their engine’s overall health and performance, ensuring that it stays within the optimal temperature range. The digital display provides accurate and real-time readings, allowing for quick and easy monitoring while on the road. No matter the driving conditions or weather, this AEM temperature gauge will help keep your vehicle running smoothly and efficiently.
AEM 5 BAR Stainless Steel MAP Sensor Kit (30-2130-75) 1/8 in. NPT Male Thread w/ -4 and 3/16 NPT Adapters
The AEM 5 BAR Stainless Steel MAP Sensor Kit (30-2130-75) is a top-of-the-line product for anyone looking to accurately monitor their vehicle’s manifold air pressure. The kit includes a 75 PSIa or 5 Bar stainless steel sensor with a durable sensor body, ensuring long-lasting performance. The 1/8 inch NPT male thread allows for easy installation and the kit also comes with various adapters, including a -4 adapter and a 3/16 inch barb adapter, making it compatible with a wide range of vehicles. With this kit, you can trust that you will have precise and reliable readings of your vehicle’s MAP, allowing for better engine performance and tuning. This AEM kit is a must-have for any serious car enthusiast or professional mechanic.
BD Diesel TowMaster Allison 1000 Transmission & Converter Package (1064724SS) for 2004.5-2006 Duramax LLY
The BD Diesel TowMaster Allison 1000 Transmission & Converter Package (1064724SS) is a high-performance upgrade for 2004.5–2006 GM Duramax LLY trucks. It features a remanufactured Allison 1000 transmission and a BD Triple Disc Torque Converter, designed to handle heavy towing demands. With upgraded clutch packs, valve body enhancements, and increased line pressure, it offers improved durability, torque capacity, and smoother shifting. Ideal for work or recreational towing, it ensures reliable, high-performance operation for Duramax LLY trucks.
AEM DTM-Style Air Temp Sensor Kit (30-2014) -20C to 150C / -4F to 302F – 1/8 in. NPT Aluminum Bung, Connector, and Pins
The AEM DTM-Style Air Temp Sensor Kit is a high-quality and versatile product designed to accurately measure air temperatures in a wide range of environments. With a temperature range of -20C to 150C (-4F to 302F), this sensor kit is suitable for use in both extreme cold and hot conditions. The kit includes a 1/8 inch NPT air temperature sensor with a high-performance DTM-style connector, as well as an aluminum bung, connector, and pins. This ensures a secure and reliable connection between the sensor and your vehicle’s wiring. Whether you’re a professional racer or an avid car enthusiast, this air temp sensor kit is a must-have for monitoring and optimizing your engine’s performance.
BD Diesel TIE ROD KIT (1032125) for 2001-2010 Duramax LB7 / LLY / LBZ /LMM
The BD Diesel Tie Rod Kit (1032125) is a heavy-duty steering upgrade for 2001–2010 GM Duramax trucks with LB7, LLY, LBZ, or LMM engines. Built to withstand the stress from larger tires, heavy towing, and performance enhancements, it features forged tie rod ends and solid steel construction for improved strength, durability, and steering response. Ideal for off-road and performance use, it offers enhanced handling and reliability for demanding driving conditions.
Bilstein Front B8 5100 Lifted Shock Absorber (24-236942) for 2001-2006 Duramax LB7 / LLY / LBZ
The Bilstein B8 5100 shock absorbers are direct-fit upgrades for lifted trucks and SUVs, offering improved ride quality, handling, and comfort. They feature a monotube design for consistent, fade-free performance and use a velocity-sensitive, digressive piston that adapts to varying road conditions. Each shock is specifically tuned for its intended application to ensure optimal performance.
Bilstein Front B8 5160 Shock (25-311839) for 2001-2010 Duramax LB7 / LLY / LBZ / LMM
The Bilstein B8 5160 remote reservoir shock absorbers are designed for lifted trucks and SUVs, offering a direct fit installation. They feature a remote reservoir for improved cooling and increased wheel travel, enhancing performance over traditional shocks. With a monotube design and velocity-sensitive digressive valving tuned for specific applications, they deliver consistent, fade-free performance. Additional features include a 360-degree swivel banjo hose fitting and a sleek billet reservoir mount for a clean installation. These shocks boost vehicle durability, making them ideal for demanding off-road conditions.
Fleece PowerFlo® 750 CP3 (FPE-DMAX-CP3-10MM) for 2001-2016 Duramax LB7 / LLY / LBZ / LMM / LML
The Fleece Performance PowerFlo 750 CP3 for the GM Duramax is a straight forward, no inflated numbers, CP3 upgrade proven to support 750 RWHP with the proper complimenting modifications. Not only will it support 750 RWHP, but it also eliminates the factory fuel flow restiction that begins at 3,000 RPM.
Bilstein Rear Shock 5100 – 0-2 inch for Leveling, Torsion Keys and Stock Height (24-186742) for 2001-2010 Duramax LB7 / LLY / LMM / LBZ
The Bilstein 5100 Monotube Shocks (24-186742) are high-performance shock absorbers ideal for off-road and heavy-duty vehicles. Featuring a durable monotube design with a 46mm digressive piston, they offer improved handling, heat dissipation, and ride quality. A zinc-plated finish adds corrosion resistance, and multiple height options ensure compatibility with various vehicles. These shocks provide enhanced stability and longevity, making them a top pick for off-road and truck enthusiasts.
S&B Filters Precision II Cleaning and Oiling Kit (88-0008) Red Oil
The S&B Filters Precision II Cleaning and Oiling Kit (88-0008) is the perfect solution for keeping your air filter in top condition. This kit includes everything you need to clean and oil your filter, ensuring maximum performance and longevity.
AEM 150 PSIg Brass Sensor Kit (30-2131-150) 1/8 in. NPT Male Thread
The AEM 150 PSIg Brass Sensor Kit (30-2131-150) is a reliable and versatile pressure sensor kit that is designed to accurately measure up to 150 pounds per square inch gauge (PSIg) of pressure. The sensor body is made of durable brass material, ensuring its longevity and resistance to corrosion. With a 1/8 inch NPT male thread, this sensor can easily be installed in a variety of applications. The kit includes a 150 PSIg brass sensor connector and pins, making it a complete package for immediate use. Whether you need to monitor the pressure in your car’s engine or in an industrial setting, this sensor kit is a great choice for its accuracy and durability.
Fleece Duramax CP3K (FPE-DMAX-CP3K) for 2001-2016 Duramax LB7 / LLY / LBZ / LMM / LML
The Fleece Performance (FPE-DMAX-CP3K) is a high-performance CP3 pump upgrade for 2001–2016 GM Duramax diesel engines. It increases fuel flow to support mild to moderate performance upgrades without compromising reliability or requiring major modifications. As a direct factory replacement, it maintains all stock fuel control systems for smooth drivability, making it ideal for towing or enhanced street and track performance.
AEM Classic Digital Oil Pressure Gauge Kit (30-4407) Oil/Fuel Pressure from 0-150 PSI
The AEM Classic Digital Oil Pressure Gauge Kit (30-4407) is a top-of-the-line solution for monitoring your vehicle’s oil and fuel pressure. With a range of 0-150 PSI, this digital gauge provides accurate and real-time readings for your oil and fuel pressure levels. Its classic design adds a touch of style to your dashboard, while the digital display makes it easy to read and understand. Whether you’re a car enthusiast or a professional racer, this gauge is a must-have for ensuring your engine is running at its optimal level. With a range of 0~150psi, you can trust that this gauge will provide precise and reliable readings every time.
BD Diesel Clamp Exhaust V-Band Super B/HX40 (1405926) Universal
The BD Diesel Clamp Exhaust V-Band Super B/HX40 (1405926) is a universal exhaust clamp designed for use with Super B and HX40 turbochargers. It provides a secure and durable connection for V-band flanges in high-performance diesel exhaust systems.
S&B Cold Air Intake Cotton Cleanable (75-5102) for 2004-2005 Duramax LLY 6.6L
The S&B Cold Air Intake (75-5102) is a high-quality aftermarket upgrade for the 2004-2005 Duramax LLY 6.6L engine. This cold air intake is designed to increase horsepower and torque while also improving overall engine performance.
Banks Ram-Air® Differential Cover Kit – Black Ops (19269)
Banks Differential Cover Kit 11.5/11.8-14 Bolt GM and Ram from 2001-2019 Black-Ops
Bilstein 24-186735 Front Bilstein 5100 – 0-2 inch for Leveling, Torsion Keys and Stock Height (24-186735) for 2001-2010 Duramax LB7 / LLY / LLZ / LMM
The Bilstein B8 5100 shock absorbers are engineered for lifted trucks and SUVs, offering a direct fit installation. They feature a monotube design and a velocity-sensitive, digressive piston that adapts to varying road conditions. Each shock is specifically tuned for its application, providing improved ride quality, handling, and comfort.
Air Lift Load Controller Single (Heavy Duty) (25854)
The Air Lift Load Controller Single (Heavy Duty) (25854) is a powerful and efficient tool for managing the air suspension system in heavy duty vehicles. With advanced technology and precision engineering, this load controller allows for easy and accurate adjustment of the air pressure in the suspension, ensuring a smooth and stable ride even when carrying heavy loads. Its single gauge design makes it user-friendly and convenient to use, while its heavy-duty construction ensures durability and reliability. Whether for commercial or personal use, the Air Lift Load Controller Single (Heavy Duty) (25854) is an essential component for maintaining optimal suspension performance in heavy duty vehicles.
aFe Magnum SHIELD Pre-Filter (28-10283)
The aFe Magnum SHIELD Pre-Filter (28-10283) is an essential accessory for any vehicle owner looking to protect their engine and air filter. This pre-filter is designed to fit over the aFe Magnum Force air filters, providing an extra layer of defense against dirt, debris, and water. The durable micro-mesh construction allows for maximum airflow while still keeping out harmful particles. Not only does it protect your engine, but it also extends the life of your air filter, saving you time and money in the long run. With easy installation and a washable design, the aFe Magnum SHIELD Pre-Filter is a must-have for any vehicle owner looking to keep their engine running at its best.
Fleece Freedom Series Duramax Cylinder Head – Driver Side (FPE-61-10002-D) for 2004.5-2005 Duramax LLY
The Fleece Freedom Series Duramax Cylinder Head – Driver Side (FPE-61-10002-D) is a high-quality replacement part for 2004.5–2005 GM trucks with Duramax LLY engines. Built from premium materials and precisely machined, it features upgraded valve seats and guides to withstand higher pressures and temperatures. Suitable for both stock and high-performance builds, it provides strength, durability, and a reliable fit.
BD Diesel Xtruded Double-Stacked Auxiliary Trans Cooler Kit 1/2 In Tube (1030606-DS-12) for 1994-2016 Cummins 5.9L / 6.7L & 2001-2016 Duramax LB7 / LLY / LBZ / LMM / LML
The BD Diesel Xtruded Double-Stacked Auxiliary Trans Cooler Kit (1030606-DS-12) is a heavy-duty transmission cooling upgrade for 1994–2016 Cummins and 2001–2016 Duramax diesel engines. Made from durable aluminum with 1/2-inch tubing, its double-stacked, extruded design enhances heat dissipation and airflow, lowering transmission temperatures—especially during towing or hauling. Ideal for diesel truck owners seeking better performance and transmission durability in demanding conditions.
MBRP 4″ XP Series Muffler Resonator (M91031) 24″ Body 30″ Overall, T409
The 4″ High Flow Muffler (M91031) from Armor Plus is a universal muffler designed to improve the performance of your vehicle. Its key features include a high flow design for increased exhaust flow, a durable construction for long-lasting use, and a universal fit for easy installation on most vehicles. The benefits of this muffler include improved engine performance, reduced backpressure, and a deeper, more aggressive exhaust sound. Its unique selling points are its high flow design and universal fit, making it a versatile and effective upgrade for any vehicle.
Bilstein Front 4600 Heavy Duty (B6) (24-060813) for 2001-2010 Duramax LB7 / LLY / LBZ / LMM
The Bilstein B6 4600 shock absorbers are direct-fit upgrades for stock-height light trucks and SUVs, offering improved ride quality, handling, and comfort. They feature a monotube design and a velocity-sensitive, digressive piston that adapts to road conditions. Each shock is specifically tuned for optimal performance in its intended application.
aFe Magnum Force Stage 2 Pro 5R Air Intake Systems (54-10612)
The aFe Magnum Force Stage 2 Pro 5R Air Intake System (54-10612) is a high-performance air intake system designed to maximize airflow and increase horsepower in your vehicle. This system features a 5-layer progressive oiled air filter that provides maximum filtration and improved airflow, resulting in better engine performance and fuel efficiency. The unique design of the intake tube and heat shield helps to reduce air intake temperatures, providing cooler, denser air to the engine for improved combustion. The aFe Magnum Force Stage 2 Pro 5R Air Intake System is a great investment for those looking to enhance their vehicle’s performance and overall driving experience.
