The Industrial Injection XR1 series turbocharger is specified for 2011–2016 6.6L Duramax applications. As an XR1-series unit, it serves as a turbocharger replacement or upgrade that matches the Duramax turbocharger footprint for those model years. The listing identifies it by application and series, providing a direct-fit turbocharger option for 6.6L Duramax owners seeking a like-for-like replacement.
Industrial Injection 11-16 6.6L Duramax XR1 Series Turbocharger