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 IN STOCK - DROPSHIPS 1045830The drop-in, stock-appearing Screamer turbo for the 2004.5-2016 Duramax utilizes modern turbo technology that delivers increased airflow without compromising on low end response. Boost pressure can be increased to improve horsepower potential. Tests with the same tune and fuel quantity showed increa... BD Diesel Duramax Screamer Turbo - 2011-2016 Chevrolet LML 2011-2016 GMC Sierra 3500 HD Denali / SLE / SLT 2015-2016 GMC Sierra 3500 HD Base $2,492.38 |