Duramax: 2011-2016 (LML)
Fleece 3/8″ CP3 Return Fitting (FPE-CP3-RTRN) for CP3 fuel pumps
The Fleece 3/8″ CP3 Return Fitting (FPE-CP3-RTRN) is a durable, high-quality aftermarket part designed for CP3 fuel pumps. It ensures a secure, leak-free return line connection to support optimal fuel system performance. Compatible with various fuel setups, it’s ideal for performance upgrades or maintenance. Made by Fleece Performance Engineering, it offers easy installation and reliable operation under demanding conditions.
Fleece Rocker Bridges (FPE-BRAB-D1) for 2001-2016 Duramax LP7 / LLY / LBZ / LMM / LML
The Fleece Rocker Bridges (FPE-BRAB-D1) are high-strength, precision components designed for 2001–2016 GM Duramax diesel engines (LB7, LLY, LBZ, LMM, LML). They enhance valvetrain stability and durability, making them ideal for high-performance or heavy-duty applications. Built to OEM specifications, these direct-fit bridges reduce engine wear, maintain proper valve geometry, and are compatible with both factory and aftermarket rocker arms.
Fleece Tall Stack Cover – 5″ Diameter – Straight Cut (FPE-STK-CVR-5-S) fits 5″ stack
The Fleece Tall Stack Cover (FPE-STK-CVR-5-S) is a durable protective cover designed for 5-inch straight-cut exhaust stacks. It provides a snug, tall fit to shield stacks from debris, moisture, and environmental elements, helping prevent corrosion and blockages. Ideal for trucks and performance vehicles, it helps extend the life of the exhaust system.
Fleece Tall Stack Cover – 6″ Diameter – Straight Cut (FPE-STK-CVR-6-S) fits 6″ stack
The Fleece Tall Stack Cover – 6″ Diameter – Straight Cut (FPE-STK-CVR-6-S) is a high-quality protective cover designed to fit 6-inch exhaust stacks with a straight-cut top. Crafted from durable materials, this cover helps prevent debris, moisture, and unwanted pests from entering the exhaust stack when the vehicle is not in use. Ideal for trucks with vertical exhaust stacks, the Fleece Tall Stack Cover ensures longevity and optimal performance by keeping the system clean and protected. Its snug fit and easy installation make it a practical and essential accessory for maintaining your exhaust system.
Fleece Tall Stack Cover – 6″ Diameter – Miter Cut (FPE-STK-CVR-6-45) fits 6″ stack
The Fleece Tall Stack Cover – 6″ Diameter – Miter Cut (FPE-STK-CVR-6-45) is a durable cover designed to protect 6-inch exhaust stacks. Featuring a 45-degree miter cut for a secure fit, it shields against debris, moisture, and pests when not in use. Made from high-quality materials, it helps maintain exhaust system performance and longevity in all weather conditions, making it a practical choice for truck owners and operators.
Fleece Tall Stack Cover – 5″ Diameter – Miter Cut (FPE-STK-CVR-5-45) fits 5″ stack
The Fleece Tall Stack Cover (FPE-STK-CVR-5-45) is designed for 5-inch diameter exhaust stacks with a miter cut. Made from fleece, it protects stacks from moisture, debris, and pests, helping prevent corrosion and extend system life. Ideal for trucks, generators, and industrial equipment, it offers a snug fit and easy use for effective maintenance.
Fleece Tall Stack Cover – 8″ Diameter – Straight Cut (FPE-STK-CVR-8-S) fits 8″ stack
The Fleece Tall Stack Cover – 8″ Diameter – Straight Cut (FPE-STK-CVR-8-S) is a durable, weather-resistant cover designed for 8-inch exhaust stacks on trucks and heavy-duty vehicles. It provides a secure fit to protect against debris, moisture, and harsh conditions when not in use. Featuring a sleek straight-cut design, it is easy to install and remove, helping to extend the life of exhaust components.
Bilstein B8 5100 Ride Height Adjustable Kit (24-336895) for 2014-2019 Duramax LML / L5P
The Bilstein B8 5100 (Ride Height Adjustable) shock absorbers are designed for trucks and SUVs with front OE coilover-style suspension. They offer adjustable front lift (0–3 inches, depending on the vehicle) through multiple snap-ring grooves. Featuring a 46mm monotube design with a self-adjusting deflective disc valve, these shocks enhance wheel travel and handling. They provide a simple solution for leveling your vehicle.
Bilstein Rear B8 5160 Shock (25-311846) for 2001-2024 Duramax LB7 / LLY / LBZ / LMM / L5P / LML
The Bilstein B8 5160 remote reservoir shock absorbers are high-performance, direct-fit upgrades for lifted trucks and SUVs. They feature a remote reservoir for better cooling and increased wheel travel, enhancing off-road capability. With a monotube design and velocity-sensitive digressive valving tuned for specific vehicles, these shocks deliver consistent, fade-free performance. They also include a 360-degree swivel banjo hose fitting and a sleek billet reservoir mount for a clean installation. Overall, the B8 5160 shocks boost durability and off-road performance.
Fleece Multiuse Sensor Pigtail No 10 (FPE-HAR-MU-PT-10) for 2004.5-2016 6.6L Duramax and 2003-2010 6.0L/6.4L Powerstroke
Replacement connector with 6″ pigtail for use in multiple locations on the Duramax and Powerstroke engines.
EFI Live FlashScan 3 (FS3-GM) for 2001-2016 GM Duramax LML/LMM/LBZ/LLY/LB7
FlashScan V3 Scan Only is a scan tool, data logger and calibration reader for selected GM, Dodge Cummins and Cummins HD engine controllers, in either standalone mode (FlashScan V3 to vehicle connection), or in pass through mode (PC/laptop to FlashScan V3 to vehicle connection).
Sinister Diesel Pre-Filter Sock for Cold Air Intake (SDUPFS0120)
The Sinister Diesel Pre-Filter Sock helps keep your truck’s air filter clean by blocking debris down to 5 microns without reducing airflow. This extra layer of protection improves performance and extends filter life. Backed by a 2-year warranty.
Sinister Diesel Intake Resonator Cover Plate (SDRSNTRDLML) for 2011-2016 Duramax 6.6L LML
Give your engine a cleaner look by covering the bulky plastic intake resonator box under the hood and rid yourself of potential cracks which can lead to dirty air intake problems.
SINISTER DIESEL TRANSMISSION REAR HOUSING SUPPORT (SDRHSDMAXLML) FOR 2011-2016 Duramax LML with ALLISON transmission
The Sinister Diesel Transmission Rear Housing Support (SDRHSDMAXLML) is designed for 2011-2016 Duramax LML trucks with an Allison transmission. It provides additional support and durability to the rear housing, helping to reduce stress and prevent damage during heavy-duty use.
Sinister Diesel Radiator Pipe (SDRADTUBEDMAX11) for 2011-2016 Duramax 6.6L LML
This 11-16 Duramax 6.6L radiator pipe kit replaces factory coolant hoses that are prone to cracking and abrasions, ensuring long-term reliability. Made from durable 6061 aluminum with a precision mandrel bend for a perfect fit, it provides extra protection against wear and cooling system failures.
Sinister Diesel PITBULL SERIES® Turbocharger (SDPB66TURBO11) for 2011-2016 Duramax 6.6L LML
The Sinister Diesel PITBULL SERIES® Turbocharger is a high-performance, drop-in upgrade for 2011–2016 Chevy and GMC Duramax 6.6L trucks. It retains the factory VGT and mounting style for easy installation, improves power potential up to 650 horsepower, maintains low-end drivability, reduces peak exhaust gas temperatures (EGTs), and lowers drive pressure.
Sinister Diesel Injector Set (set of 8) (SDLMLINJK0120) for 2011-2016 Duramax 6.6L LML
Sinister Diesel remanufactured fuel injectors restore OEM performance for 2011-2016 Chevy/GMC 2500/3500HD trucks with 6.6L Duramax LML engines. They replace worn stock injectors, improving fuel delivery and engine performance at a lower cost than OEM parts. Includes a 2-year warranty.
Sinister Diesel Coolant Filtration System w /Wix (SDLMLCF11) for 2011-2016 Duramax 6.6L LML
This Coolant Filter Bypass System helps extend the life of your diesel engine by removing contaminants like casting sand and metal shavings, protecting components such as the water pump, EGR cooler, and oil cooler. It filters small amounts of coolant while the engine runs and features a durable CNC-machined aluminum filter block that mounts without drilling.
Sinister Diesel Intake Bridge & Hot Side Charge Pipe Kit (SDINTRPIPELMLHOTIE) for 2011-2016 Duramax 6.6L LML
The Sinister Diesel LML Intake Bridge and Charge Pipe Kit upgrades 2011-2016 GM 6.6L Duramax engines by improving airflow and performance. Featuring larger-diameter CNC mandrel-bent aluminum tubing, it enhances turbo spool and efficiency. The intake bridge reduces restrictions, while the charge pipe boosts air velocity and lowers EGTs.
Sinister Diesel Hot Side Charge Pipe Kit for (SDINTRPIPELMLHOT) 2011-2016 Duramax LML 6.6L
The Sinister Diesel Charge Pipe Kit for the Duramax LML 6.6L is a high-performance upgrade that replaces the restrictive factory piping, improving airflow, reducing EGTs, and enhancing engine performance. Made from durable 6061 aluminum alloy, it features smooth mandrel bends and is secured with 5-ply silicone boots and stainless steel clamps for a leak-free seal.
Sinister Diesel Intake Bridge (SDINTELLML) for 2011-2016 Duramax 6.6L LML
The Sinister Diesel LML Intake Bridge is an aftermarket upgrade for 2011–2016 GM 6.6L Duramax Diesel engines that replaces the restrictive stock piping with larger diameter, CNC mandrel-bent aluminum tubing. This design improves airflow after the throttle valve and heater, reducing restriction for better performance and faster turbo spool. It features a high-gloss blue powder coat for a visually appealing finish and offers a performance and aesthetic improvement over the stock cast aluminum component.
