6.6L Chevrolet / GMC 2500HD, 3500HD (2011 – 2016)

Description

Powermax Turbo Upgrade for Chevrolet / GMC Duramax LML Engine

6.6L Duramax LML

Part Number: 886976-5004S (600HP*)
Application: 6.6L Chevrolet / GMC 2500HD, 3500HD (2011 – 2016)

Garrett PowerMax™ turbocharger upgrade for the Chevrolet and GMC 6.6L LML engine platform is engineered to increase engine performance while maintaining OEM installation specifications. This direct drop-in stage 1 upgrade provides 19% more flow than OEM and will support up to 600WHP*. Improvements in efficiency and flow can be attributed to the lightweight forged fully-machined compressor wheel. Boost response of this PowerMax turbocharger compared to OEM has not been tested. This turbocharger is outline interchangeable with the OE hardware to ensure a perfect fit every time.

* Estimated Horsepower. Performance results of this product are highly dependent upon your vehicle’s modifications and tuning/ calibration. The horsepower numbers represented above are calculated based strictly on choke flow of the compressor map (total turbo capability), which represents the potential flywheel horsepower.

**Legal in California only for racing vehicles which may never be used, or registered or licensed for use, upon a highway. Installation may affect vehicle emissions, safety, warranty, and operating license. For details, contact your vehicle’s manufacturer or turbo kit distributor

Outline Interchangeable

This turbocharger is outline interchangeable with the OE hardware to ensure a perfect fit every time.

Performance Upgrade For 6.6L LML Engines

This direct drop-in stage 1 upgrade provides 19% more flow than OEM and will support up to 600WHP*. Improvements in efficiency and flow can be attributed to the lightweight forged fully-machined compressor wheel.

6.6L Chevrolet / GMC 2500HD, 3500HD (2011 – 2016)

Compressor Map & Exhaust Flow Chart

Compressor Map

6.6L Chevrolet / GMC 2500HD, 3500HD (2011 – 2016)

Performance Comparison Sheet

Powermax Turbo Upgrade for Chevrolet / GMC Duramax LML Engine

6.6L Duramax LML

Part Number: 886976-5004S (600HP*)
Application: 6.6L Chevrolet / GMC 2500HD, 3500HD (2011 – 2016)

Garrett PowerMax™ turbocharger upgrade for the Chevrolet and GMC 6.6L LML engine platform is engineered to increase engine performance while maintaining OEM installation specifications. This direct drop-in stage 1 upgrade provides 19% more flow than OEM and will support up to 600WHP*. Improvements in efficiency and flow can be attributed to the lightweight forged fully-machined compressor wheel. Boost response of this PowerMax turbocharger compared to OEM has not been tested. This turbocharger is outline interchangeable with the OE hardware to ensure a perfect fit every time.

* Estimated Horsepower. Performance results of this product are highly dependent upon your vehicle’s modifications and tuning/ calibration. The horsepower numbers represented above are calculated based strictly on choke flow of the compressor map (total turbo capability), which represents the potential flywheel horsepower.

**Legal in California only for racing vehicles which may never be used, or registered or licensed for use, upon a highway. Installation may affect vehicle emissions, safety, warranty, and operating license. For details, contact your vehicle’s manufacturer or turbo kit distributor for additional information and pricing.

Compressor Turbine
6.6L Duramax Upgrade Turbo PN HP* Inducer Exducer Trim A/R Inducer Exducer Trim A/R
6.6L Duramax LML (2011 – 2016) 886976-5004S 600 65mm 91mm 55 0.58 72mm 62mm 75 0.90

6.6L Chevrolet / GMC 2500HD, 3500HD (2011 – 2016)

Download Section

Item Link
Compressor Map Click to download
2011 – 2016 Chevrolet / GMC 2500HD, 3500HD / 6.6L Duramax LML Engine Brochure Click to download
Product Photo Click to download