2001-2004 Duramax XR1 Turbocharger 63.5mm (8973077111-XR1)
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Description
Description
Industrial Injection XR1-series modified stock-frame turbocharger for 2001-2004 Chevrolet Silverado 2500HD/3500 and GMC Sierra 2500HD/3500 6.6L LB7 Duramax. Built on the factory LB7 IHI housing with a 63.5mm Billet Blade Technology compressor wheel and a polished compressor housing — the larger-wheel sibling to the XR 61mm.
The billet wheel and slim-nose design are engineered to improve compressor efficiency over the OE cast wheel, with the goal of lower EGTs and added strength under sustained load.
Features
Features
- XR1 Modified Stock-Frame LB7 Turbocharger
- 63.5mm Billet Blade Technology Compressor Wheel
- Slim-Nose Compressor Wheel Design
- Polished Compressor Housing
- Helps Lower EGTs
- Part Number: 8973077111-XR1
Notes
Notes
- For the smaller 61mm wheel option on the same housing, see the 8973077111-XR 61mm. For a straight stock reman exchange, see the 8973077111SE Reman Stock Turbo. For install hardware, see the AP0162 Turbocharger Installation Kit.
- Core deposit applies — keep your old turbocharger and return it to recover the deposit.
Questions and Answers
Questions and Answers
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2001-2004 Duramax XR1 Turbocharger 63.5mm (8973077111-XR1)



