Rudy's Stainless Performance Exhaust Manifold Kit For 2001-2016 GM 6.6L Duramax 2015.5-2016-6.6l-lml-duramax Viton O-ring provides maximized sealing

Viton O-ring provides maximized sealing performance

offering improved performance and efficiency in heavy towing scenarios

This complete T304 stainless steel system — including front pipe

With professional engine calibration and tuning

Rudy's Stainless Performance Exhaust Manifold Kit For 2001-2016 GM 6.6L Duramax 2015.5-2016-6.6l-lml-duramax Viton O-ring provides maximized sealingImprove airflow, performance, and reliability on your 20012016 GM 6. 6L Duramax with MFMs Stainless Steel Performance Exhaust Manifold Kit. Engineered to outperform restrictive stock manifolds, MFMs manifolds provide increased exhaust flow, lower drive pressure, and faster turbo spool up for a noticeable improvement in both power and efficiency. Built from durable stainless steel, these manifolds deliver long term strength and heat resistance under