RENNtech | Stainless Steel Muffler | 216-CL 63/65 AMG | 221-S 63/65 AMG| M156 -engine mercedes-benz-cls-class--218---2015-2018--cls63-amg-biturbo-4matic-esr2890927 523 hp @ 4

523 hp @ 4

Our complete suspension conversion allows full adjustment of the suspension without the need to purchase an entire coilover conversion kit

The R1 performance package includes our proprietary ECU tune and higher efficiency intercooler pump for increased

GTS (MY2019+)

Not just another cone filter with a heat shield but a unique design which invokes the Venturi affect and maintains laminar flow conditions to reduce the drag on the turbo

RENNtech | Stainless Steel Muffler | 216-CL 63/65 AMG | 221-S 63/65 AMG| M156 -engine mercedes-benz-cls-class--218---2015-2018--cls63-amg-biturbo-4matic-esr2890927 523 hp @ 4RENNtech Stainless Steel Sport Muffler for 216 CL 63 AMG & 221 S 63 AMG for M156 Series. Gains: up to 10HP & 15 TQ RENNtech stainless steel (SS) sport mufflers are hand made and rigorously tested to remove any unwanted resonances in the cabin to deliver a deep sound that keeps with the character of a luxury performance vehicle. Our mufflers offer lighter weight than the stock exhaust and improve performance by reducing exhaust back pressure and