What is included in this piston set?

This Mahle OE piston set includes eight cast pistons. Each piston comes with the piston rings already mounted, along with the necessary wrist pins and clips for installation.

What does 'reduced compression' mean for these pistons?

Reduced compression pistons are designed with a different crown volume or shape compared to stock. This lowers the overall compression ratio of the engine, which can be beneficial for certain engine builds or when using forced induction.

Are these pistons compatible with all 6.0L GM engines from 2002-2005?

This set is specifically designed for GM 6.0L engines with the VIN code U. While it fits many 2002-2005 models, it's important to confirm your engine's VIN code and year range to ensure proper fitment.

Mahle OE Piston Set 2243663075MM - 6.0L GM Engines

Name: Mahle OE GM 6.0L 02-05 Vin U 0.75mm Reduced Compression Piston Set (Set of 8)
Brand: Mahle OE
SKU: mahle-oe-mahle-oe-gm-6-0l-02-05-vin-u-0-75mm-reduced-compression-piston-set-set--t14-53312
Price: 566.62 USD
Availability: BackOrder

Mahle OE GM 6.0L 02-05 Vin U 0.75mm Reduced Compression Piston Set (Set of 8)

$566.62

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Mahle OE GM 6.0L 02-05 Vin U 0.75mm Reduced Compression Piston Set (Set of 8). Get OE quality pistons ready for installation.

Key Features

Fits 2002-2005 Chevrolet, GMC, and Hummer vehicles with a 6.0L VIN U engine.
Set includes eight cast pistons with OE-style compensated ring grooves for proper ring loading and oil control.
Expansion-controlled designs help reduce engine noise, wear, and emissions.
Pistons come ready for installation with mounted piston rings, wrist pins, and clips included.
OE quality from Mahle, a leading original equipment piston manufacturer.
Features reduced compression for specific engine applications.

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Will this fit your vehicle?

Product Details

What you get in this Mahle OE piston set are eight cast pistons, each with compensated ring grooves and expansion-controlled designs, ready for installation. They come with the piston rings already mounted, plus the wrist pins and clips needed to get them into your engine. These are OE quality parts, meaning they match the original equipment specifications for your GM 6.0L engine from 2002 to 2005, specifically for VIN code U applications.

Mahle is a major OE piston manufacturer, and these pistons are built to those same standards. The compensated ring grooves are important for ensuring the rings load correctly and control oil properly, which helps keep your engine running clean and efficiently. The expansion-controlled design means the pistons are made to fit with small clearances, reducing engine noise and wear, and also helping to lower emissions. This set is designed to be a direct replacement, simplifying the rebuild process for engine builders who want OE features and convenience.

This piston set is designed to fit a wide range of GM vehicles from 2002-2005, including models like the Chevrolet Silverado 2500 HD, GMC Sierra 2500 HD, and Hummer H2. Because these are OE replacement parts, they are built to the original specifications, ensuring a proper fit and function when you're rebuilding your engine. Remember that these pistons are not CARB approved and cannot be shipped to California.