Optimize your 2007 to 2016 BMW N54 engine with the Remanufactured Left Side Turbo, model 49131-07161-RP, from PROTURBO REMAN. This TD03L4 model turbocharger is designed to provide enhanced performance. It comes with a 1-year manufacturer's warranty. Cross-reference numbers include 082TC2018300 and 082TC2018310.