Fits 1998.5-2002 Dodge Cummins (5.9L).

This Mahle OE rebore kit is designed for precision engine restoration on 24-valve 5.9L Cummins diesel engines. Sized specifically for a 4.016-inch bore, this single-cylinder kit allows for accurate cylinder overhauls while maintaining original equipment tolerances. Mahle components are engineered with high-strength materials to withstand the extreme thermal loads and high compression ratios found in heavy-duty diesel applications, ensuring reliable oil control and reduced blow-by.

• Precision-engineered for 4.016in bore applications
• OE-grade material construction for long-term durability
• Specifically designed for 1998.5-2002 24V 5.9L Cummins engines
• Includes necessary components to overhaul a single cylinder

Fits 1991-1993 Dodge D250, D350, W250, and W350 models equipped with the Cummins 5.9L engine.

Mahle OE replacement pistons are engineered to the same specifications as the factory components to ensure reliable performance and durability. These Cummins B 5.9L L6 standard-bore pistons feature compensated ring grooves to maintain proper ring loading and precise oil control. The expansion-controlled design allows for tighter fitting clearances, which reduces engine noise, cylinder wear, and emissions while optimizing oil management.

Designed for the professional engine builder, this set arrives ready for immediate installation. Each piston comes with the piston rings pre-mounted, and the necessary wrist pins and clips are included to streamline the assembly process.

• Engine Series: Cummins B 5.9L L6
• Bore Size: Standard (STD)
• Configuration: Set of 6 pistons
• Key Features: Compensated ring grooves and PCR (Pre-Cup Relief)
• Design: Expansion-controlled for reduced noise and wear
• Included Components: Pre-mounted piston rings, wrist pins, and retainer clips

Designed for GM Duramax 6.6L engines, this Mahle MS Piston Set provides the thermal stability and structural integrity required for high-performance diesel applications. Engineered to withstand extreme cylinder pressures, these pistons are a critical upgrade for engine builders looking to optimize combustion efficiency and long-term durability in the Duramax platform.

• Bore: 4.095in
• Stroke: 3.898in
• Rod Length: 6.417in
• Piston Volume: -41.8cc
• Compression Ratio: 17:1
• Engine Fitment: GM Duramax 6.6L
• Quantity: Set of 8 pistons

This Mahle Motorsport (MS) piston set is engineered specifically for Duramax diesel engines, providing the structural integrity required for high-output performance builds. Designed to withstand the extreme cylinder pressures and thermal loads inherent in heavy-duty diesel applications, these pistons feature optimized crown geometry for improved combustion efficiency and enhanced durability over factory components.

Whether you are performing a precision rebuild for heavy towing or a high-performance competition build, these pistons deliver the tight tolerances and material strength needed for a professional engine assembly. The set includes eight pistons, precision-matched to ensure balanced operation across all cylinders.

• Engine Application: Duramax Diesel
• Bore Diameter: 4.075 in
• Crankshaft Stroke: 3.898 in
• Connecting Rod Length: 6.417 in
• Wrist Pin Diameter: 1.358 in
• Piston Dish Volume: -40.7cc
• Compression Ratio: 16.8:1
• Quantity: Set of 8

Engineered for high-performance Duramax diesel applications, this Mahle MS (Motorsport) Piston Set is designed to withstand the extreme cylinder pressures and thermal loads of competition-grade builds. These pistons feature a 4.055-inch bore designed for use with the factory 3.898-inch stroke and 6.417-inch connecting rods. The -40.7cc bowl volume provides a 16.7:1 compression ratio, offering an ideal balance for forced induction diesel performance where durability is non-negotiable.

Every piston in this set is precision-machined to exact tolerances, featuring a 1.358-inch wrist pin diameter to ensure a secure fit and reliable power transfer. This complete set of eight provides the structural integrity required for heavy-duty racing or high-output street builds.

• Manufacturer: Mahle
• Series: MS (Motorsport)
• Bore Size: 4.055 in
• Stroke: 3.898 in
• Rod Length: 6.417 in
• Wrist Pin Diameter: 1.358 in
• Bowl Volume: -40.7 cc
• Compression Ratio: 16.7:1
• Quantity: Set of 8

Designed for high-performance Cummins diesel builds, this Mahle MS series piston set is engineered to withstand the extreme cylinder pressures and thermal loads of heavy-duty applications. Each piston is manufactured with precise tolerances to ensure optimal combustion efficiency and long-term durability in modified engines.

• Bore: 4.035 in
• Stroke: 4.724 in
• Wrist Pin Diameter: 1.575 in
• Piston Volume: -47.1cc
• Compression Ratio: 16.6:1
• Overall Dimension (OD): 7.559
• Quantity: Set of 6 pistons

Built by a leader in OE and performance diesel technology, these pistons provide the reliability needed for everything from street performance to dedicated competition use. This set includes all six pistons required for a complete engine overhaul.

Fits select 2007-2018 Dodge and Ram 2500, 3500, 4500, and 5500 models (6.7L).

Ensure your 6.7L Cummins diesel engine maintains peak compression and oil control with this MAHLE OE-quality piston set. Designed to meet or exceed original equipment standards, these pistons feature compensated ring grooves to ensure proper ring loading and effective oil management. The expansion-controlled design allows for tight fitting clearances, which significantly reduces engine noise, internal wear, and emissions while improving overall efficiency.

This kit is engineered for the professional engine builder, arriving ready for installation with pre-mounted piston rings, wrist pins, and clips included. As one of the world's largest OE piston manufacturers, MAHLE provides the same tolerances and material quality found in factory-assembled Cummins engines.

• Includes 6 pistons, pre-mounted rings, wrist pins, and clips
• Compensated ring grooves for superior oil control and ring loading
• Expansion-controlled design minimizes piston slap and engine noise
• Precision engineered for small fitting clearances to reduce wear
• Manufacturer Part Number: 2243732WR

Fits 2008-2010 Ford F-250, F-350, F-450, and F-550 Super Duty (6.4L).

Restore your Powerstroke engine's compression and efficiency with this Mahle OE Piston Set. As a primary manufacturer for original equipment pistons, Mahle engineered these components to match the exact specifications required for the 6.4L diesel engine. These standard (STD) bore pistons feature compensated ring grooves to ensure precise ring loading and superior oil control, effectively reducing blow-by and oil consumption.

Designed with expansion-controlled geometry, these pistons maintain tight fitting clearances throughout the heat cycle, which minimizes engine noise, reduces skirt wear, and lowers emissions. Each set comes ready for the engine stand with pre-mounted piston rings, wrist pins, and retaining clips to streamline your assembly process.

• Manufacturer Part Number: 2243666
• Bore Size: Standard (STD)
• Set Count: 8 Pistons
• Features: Compensated ring grooves and expansion-controlled design
• Included Hardware: Mounted piston rings, wrist pins, and clips

Fits Cummins B-series 5.9L L6 engines.

Restore engine compression and factory-spec tolerances with this Mahle OE Series piston set. Designed specifically for the Cummins 5.9L inline-six, these .020" oversize pistons are engineered for rebuilds where cylinder boring is required to correct bore taper or wear. Mahle OE pistons are manufactured to the same rigorous standards as factory internals to ensure long-term durability and heat dissipation in heavy-duty applications.

• Complete set of six (6) pistons
• .020" (0.50mm) oversize for bored blocks
• Designed for Cummins B-series 5.9L L6 configurations
• Precision-engineered Mahle OE quality materials
• Manufacturer Part Number: 2243523020

Fits select 2010-2016 Chevrolet Express 2500/3500, Silverado 2500/3500 HD, GMC Savana 2500/3500, and Sierra 2500/3500 HD (6.6L).

Restore factory performance and oil control with this Mahle OE piston set. Engineered to the same standards as the original equipment, these pistons feature compensated ring grooves to ensure precise ring loading and superior oil management. The expansion-controlled design allows for tighter fitting clearances, which effectively reduces engine noise, wear, and emissions while maintaining long-term durability in the 6.6L Duramax engine.

For the convenience of the engine builder, Mahle delivers these pistons ready for immediate installation. Each set includes pre-mounted piston rings, along with the necessary wrist pins and clips. As one of the world's leading OE piston manufacturers, Mahle provides the tight tolerances and material quality required for heavy-duty diesel applications.

• Manufacturer Part Number: 2243935WR
• Direct OE-quality replacement for 6.6L Duramax engines
• Compensated ring grooves for optimized oil control
• Expansion-controlled design reduces operating noise and wear
• Includes set of 8 pistons with mounted rings, pins, and clips

Fits select 2008-2010 Ford F-250 and F-350 Super Duty trucks with the 6.4L diesel engine.

This Mahle OE piston set provides the same precision engineering and durability as the factory components for your Navistar MaxxForce 7 or 6.4L Power Stroke engine. These pistons are manufactured with compensated ring grooves to ensure proper ring loading and superior oil control, while the expansion-controlled design maintains tight fitting clearances to reduce engine noise and wear over time.

Engineered for professional engine builders and DIY enthusiasts alike, this complete set arrives ready for installation with pre-mounted rings, wrist pins, and clips to streamline the assembly process. As one of the world's largest OE piston manufacturers, Mahle components are designed to meet exact tolerances for reliable diesel performance.

• Standard (STD) bore size
• Set of 8 pistons for complete engine overhaul
• Includes pre-installed piston rings, wrist pins, and retaining clips
• Compensated ring grooves for optimized oil control and reduced emissions
• Expansion-controlled architecture for quiet, efficient operation
• Manufacturer Part Number: 2243851WR

Fits 2008-2010 Ford F-250 and F-350 Super Duty (6.4L Power Stroke Diesel).

This Mahle OE piston set is engineered for Navistar MaxxForce 7 and Ford 6.4L diesel engines, providing a precision .75mm oversize for engine blocks requiring overbore machining. As a primary global OE manufacturer, Mahle designs these pistons with compensated ring grooves to ensure optimal ring loading and superior oil control under the high-pressure conditions of modern diesel combustion.

The expansion-controlled design allows for tighter fitting clearances, which significantly reduces engine noise and frictional wear while improving overall emissions. These pistons come ready for immediate installation to streamline your engine build process.

• Precise .75mm oversize for 6.4L Power Stroke/MaxxForce 7 blocks
• Compensated ring grooves optimize ring seating and oil management
• Expansion-controlled architecture reduces cold-start noise and long-term wear
• Includes pre-mounted piston rings, wrist pins, and clips
• Manufacturer Part Number: 2243851075MM

Fits 2008-2010 Ford F-250 and F-350 Super Duty (6.4L).

Rebuild your 6.4L diesel engine with confidence using the Mahle OE Navistar MaxxForce 7 STD Piston Set. As a leading global manufacturer of original equipment pistons, MAHLE delivers components engineered for the precise tolerances required by high-pressure diesel systems. These pistons are designed to restore factory-level performance, oil control, and long-term durability.

This set features compensated ring grooves that maintain proper ring loading under varying thermal loads, alongside an expansion-controlled design that ensures small fitting clearances. This reduces piston slap and engine noise while helping to maintain strict oil control and emission standards. For the efficiency of the engine builder, each piston arrives ready for installation with rings pre-mounted and all necessary pins and clips included.

• Standard (STD) bore size for OE-spec engine rebuilding
• Compensated ring grooves optimize oil control and ring tension
• Advanced expansion control reduces noise and cylinder wall wear
• Pre-mounted rings save installation time and ensure accurate seating
• Includes heavy-duty wrist pins and retention clips
• Manufacturer Part Number: 2243851

Fits select 2007-2018 Dodge Ram 2500, 3500, 4500, and 5500 trucks (6.7L Cummins Diesel).

Mahle OE pistons are engineered to exact original equipment standards, providing a reliable, high-performance solution for engine rebuilds. These pistons feature compensated ring grooves to ensure proper ring loading and precise oil control, even under high-stress diesel operating conditions. The expansion-controlled design allows for tight fitting clearances, which significantly reduces engine noise, internal wear, and emissions while optimizing lubrication efficiency.

This set comes ready for the engine builder, including pre-mounted piston rings, wrist pins, and clips to streamline the installation process. As one of the world's largest OE piston manufacturers, Mahle delivers the tolerances and material quality required for heavy-duty Cummins applications.

• Manufacturer Part Number: 2243732WR020
• Size: .50mm Oversize
• Configuration: Complete set of 6 pistons
• Included Components: Piston rings, pins, and clips
• Features: Compensated ring grooves and expansion-controlled design

Fits select 2007-2018 Dodge and Ram 2500 and 3500 models equipped with the 6.7L 24V Cummins diesel engine.

Restore engine efficiency and compression with this Mahle OE piston set, designed for .040 overbore applications. These pistons are engineered with compensated ring grooves to ensure proper ring loading and precise oil control, solving the common issues of blow-by and excessive oil consumption in high-mileage blocks. The expansion-controlled design allows for tight fitting clearances, which reduces piston slap and engine noise while minimizing wear and emissions.

As a global leader in original equipment manufacturing, Mahle provides a complete solution for the engine builder. Each piston arrives ready for installation with pre-mounted rings, wrist pins, and clips included, ensuring a reliable fit for your 6.7L Cummins rebuild.

• Bore Size: .040 Oversize
• Engine Context: Cummins 6.7L 24V Diesel
• Quantity: Complete set of 6
• Design Features: Compensated ring grooves and expansion-controlled alloy
• Hardware Included: Mounted piston rings, wrist pins, and clips
• Manufacturer Part Number: 2243732040

Fits 2007-2018 Dodge and Ram 2500 and 3500 models equipped with the 6.7L Cummins diesel engine.

As a leading global manufacturer of original equipment engine components, Mahle provides professional-grade piston sets designed for precise fitment and long-term durability. This 0.50mm oversize piston set is engineered specifically for the 6.7L Cummins block, featuring compensated ring grooves to ensure optimal ring loading and superior oil control. The expansion-controlled design facilitates tight fitting clearances, which significantly reduces engine noise, frictional wear, and emissions while improving overall efficiency.

These pistons arrive ready for installation with rings already mounted, streamlining the assembly process for engine builders. Every set includes the necessary wrist pins and clips to complete the install.

• Manufacturer Part Number: 2243732020
• Bore Size: 0.50mm Oversize
• Quantity: Set of 6 Pistons
• Design: Expansion controlled for reduced wear and noise
• Rings: Compensated ring grooves for improved oil control
• Includes: Mounted piston rings, wrist pins, and clips

Fits select 2007-2018 Dodge and Ram 2500/3500 models (6.7L).

This Mahle OE piston set is engineered to restore factory-standard performance and reliability to your 6.7L Cummins diesel engine. As a primary global manufacturer for original equipment applications, Mahle utilizes compensated ring grooves to ensure optimal ring loading and superior oil control. The expansion-controlled design allows for tighter fitting clearances, which reduces engine noise, minimizes cylinder wear, and improves overall emissions during operation.

Built for the convenience of professional engine builders, this kit comes ready for immediate installation. Each piston is manufactured to precise tolerances, ensuring a factory-quality fit and long-term durability under heavy-duty diesel cycles.

• Direct OE replacement for 6.7L Cummins engines
• Compensated ring grooves for consistent oil control and ring sealing
• Expansion-controlled architecture reduces cold-start noise and internal wear
• Includes pre-mounted piston rings, wrist pins, and retaining clips
• Manufacturer Part Number: 2243732
• Quantity: Set of 6 pistons

Fits 2005-2009 Dodge Ram 2500 and 3500 (5.9L).

Restore factory-level performance and oil control to your Cummins B-series engine with this MAHLE OE piston set. These pistons are engineered with compensated ring grooves to ensure proper ring loading and superior oil management. The expansion-controlled design allows for tight fitting clearances, which effectively reduces engine noise, wear, and emissions during operation.

As a leading global OE manufacturer, MAHLE delivers these pistons ready for immediate installation. The set includes pre-mounted piston rings, along with the necessary wrist pins and clips, providing a comprehensive solution for engine builders and diesel technicians.

• Manufacturer Part Number: 2243673WR020
• Compression Ratio: 17.1:1
• Engine Application: Cummins 5.9L (Vin C / ETH)
• Design: Expansion controlled for reduced noise and wear
• Features: Compensated ring grooves for optimized oil control
• Includes: 6 Pistons, piston rings, wrist pins, and clips

This Mahle OE replacement piston set is engineered for high-precision engine rebuilds of the Cummins B 5.9L High Output (HO) diesel engine. Specifically designed for blocks requiring a .020" overbore, these pistons maintain the critical 17.1:1 compression ratio required for efficient combustion and performance in 2005 VIN C / ETH-coded engines.

As an original equipment manufacturer, Mahle produces these components to exacting tolerances using high-grade materials to withstand the thermal and mechanical stresses of a heavy-duty diesel cycle. This complete set includes six pistons, ensuring a balanced and reliable restoration of engine compression and oil control.

• Manufacturer Part Number: 2243673020
• Engine Compatibility: Cummins B 5.9L (VIN C / ETH Engine Code)
• Overbore Size: .020"
• Compression Ratio: 17.1:1
• Configuration: 2005 High Output (HO)
• Quantity: Set of 6 Pistons

Fits select 2003-2010 Ford E-350/E-450 Super Duty, Excursion, and F-250/F-350/F-450/F-550 Super Duty (6.0L Diesel V8).

This Mahle OE FO piston set is engineered to match factory specifications, providing a professional-grade solution for 6.0L Power Stroke engine rebuilds. These pistons feature compensated ring grooves to ensure optimal ring loading and superior oil control. The expansion-controlled design allows for tight fitting clearances, which significantly reduces engine noise, cylinder bore wear, and emissions while maintaining efficient oil management.

As one of the world's largest OE piston manufacturers, Mahle provides these components ready for immediate installation. Each piston in this set of eight comes complete with pre-mounted rings, wrist pins, and clips to streamline the assembly process for engine builders.

• Manufacturer Part Number: 2243503
• Product Series: OE FO (144060-STD w/ PC)
• Quantity: Full set of 8 pistons
• Design: Compensated ring grooves for improved oil control
• Construction: Expansion-controlled for reduced engine noise and wear
• Included Hardware: Pre-mounted piston rings, wrist pins, and clips

Fits select 2001-2005 Chevrolet Silverado and GMC Sierra 2500 HD/3500 (6.6L). This Mahle OE piston set (MPN 2243452WR) is engineered to meet or exceed original equipment standards for the 6.6L Duramax diesel engine. Designed for the engine builder seeking a drop-in solution, these pistons come ready for installation with pre-mounted piston rings, wrist pins, and retaining clips included.

Each piston features compensated ring grooves to ensure proper ring loading and superior oil control under high-pressure diesel operating conditions. The expansion-controlled design allows for tighter fitting clearances, which effectively reduces engine noise, wear, and emissions while maximizing long-term durability. As one of the world's leading OE piston manufacturers, Mahle provides the same materials and tolerances found in the factory power plant.

• Standard (STD) bore size for 6.6L Duramax applications
• Compensated ring grooves for optimized ring-to-wall contact
• Expansion-controlled architecture reduces cold-start noise and skirt wear
• Includes pre-mounted piston rings, wrist pins, and clips
• Set of four (4) pistons
• Manufacturer Part Number: 2243452WR

Fits select 2001-2005 Chevrolet Silverado and GMC Sierra 2500 HD/3500 models (6.6L).

This Mahle 2243451WR OE-quality piston set is engineered for 6.6L Duramax diesel engines, providing a precise replacement for worn factory components. These standard-bore pistons feature expansion-controlled designs to maintain tight fitting clearances, effectively reducing engine noise, wear, and emissions. Each piston is manufactured with compensated ring grooves to ensure optimal ring loading and superior oil control under high-compression diesel operating conditions.

Built by one of the world's largest OE piston manufacturers, these units come ready for installation to streamline your engine rebuild. The set includes four pistons with pre-mounted rings, wrist pins, and retaining clips.

• Manufacturer Part Number: 2243451WR
• Bore Size: Standard (STD)
• Compensated ring grooves for precise oil management
• Expansion-controlled architecture for reduced thermal noise
• Complete set includes: (4) Pistons, (4) Piston Ring Sets, (4) Wrist Pins, and Retaining Clips

Fits select 1995-2003 Ford E-350, E-450, E-550, F-250, F-350, F-450, F-550, and Excursion (7.3L).

Restore the combustion efficiency and oil control of your 7.3L DI Diesel V8 with this Mahle OE series .040 oversize piston set. Engineered to match the exact specifications of the original Navistar (NAVI) design, these pistons feature compensated ring grooves to ensure optimal ring loading and superior oil management. The expansion-controlled architecture allows for tighter fitting clearances, which significantly reduces engine noise, frictional wear, and emissions during cold starts and under heavy load.

As one of the world's largest OE piston manufacturers, Mahle provides a professional-grade solution that is ready for immediate installation. This comprehensive set includes eight pistons with pre-mounted rings, wrist pins, and retaining clips to streamline the engine assembly process.

• Oversize: .040 in
• Engine Fitment: 7.3L DI Diesel V8 (NAVI)
• Set Count: 8 Pistons with Rings
• Construction: Expansion-controlled design for noise reduction
• Included Hardware: Piston pins and clips
• Manufacturer Part Number: 2243163WR040

Fits select 1995-2003 Ford F-250, F-350, F-450, F-550 Super Duty, E-350, E-450, E-550 Econoline, and Excursion models (7.3L DI Diesel V8).

Restore the compression and reliability of your 7.3L Power Stroke with Mahle OE NAVI pistons. These .030 overbore pistons are engineered to meet original equipment standards, featuring compensated ring grooves that ensure proper ring loading and superior oil control. The expansion-controlled design allows for tight fitting clearances, which effectively reduces engine noise, wear, and emissions while improving overall efficiency.

• Complete set of 8 pistons, pre-fitted with high-quality piston rings
• Includes wrist pins and retaining clips for a streamlined installation
• PCR (Piston Cooling Ring) technology for enhanced thermal management
• Compensated ring grooves optimize sealing and oil consumption
• Expansion-controlled architecture for reduced piston slap and longevity
• Designed specifically for .030" overbore 7.3L direct-injection diesel engines
• Manufacturer Part Number: 2243163WR030

Fits select 1995-2003 Ford E-350, E-450, E-550, Excursion, and F-Series (7.3L).

Mahle OE NAVI pistons provide original equipment quality for the 7.3L Direct Injection Diesel V8 engine. These pistons are engineered with expansion-controlled designs to maintain tight fitting clearances, which reduces engine noise, wear, and emissions while improving oil control. To ensure proper ring loading and longevity, each piston features compensated ring grooves designed to withstand the high-stress environment of a heavy-duty diesel engine.

This comprehensive set comes ready for installation with mounted piston rings, wrist pins, and clips included, simplifying the assembly process for engine builders. As a leading global OE manufacturer, Mahle ensures these components meet exact tolerances for a reliable rebuild.

• Bore Size: Standard (STD)
• Configuration: Piston with Rings and PCR (Piston Cooling Rod) compatibility
• Expansion-controlled design for minimal clearance and noise
• Compensated ring grooves for superior oil management
• Includes pins and clips for a complete installation
• Manufacturer Part Number: 2243163WR
• Quantity: Set of 8 pistons

Fits 1998-2002 Dodge Ram 2500 and 3500 Base models.

This Mahle OE-quality piston set is engineered to restore engine efficiency and durability in 1998-2002 Dodge Ram heavy-duty applications. These pistons utilize compensated ring grooves to ensure proper ring loading and consistent oil control throughout the engine's service life. Designed with expansion control, they maintain tight fitting clearances that significantly reduce engine noise, piston slap, and wear while meeting strict emissions and oil consumption requirements.

For the professional engine builder, these pistons arrive ready for immediate installation. The set includes pre-mounted piston rings, wrist pins, and clips to streamline the assembly process and ensure component compatibility.

• Bore Size: 4.035in (.020 Oversize)
• Quantity: Set of 6
• Material: Expansion-controlled aluminum alloy
• Features: Compensated ring grooves for optimal oil control
• Hardware Included: Pre-mounted piston rings, wrist pins, and clips
• Manufacturer Part Number: 224-3355WR.020