PREORDER | RENNtech Carbon Fiber Airbox for M156 - 63 AMG Engines mercedes-benz-cl-class--216---2007-2014--cl550-biturbo-esr1724818 Rated by RENNtech (peak @crank):

Rated by RENNtech (peak @crank):              783 HP @ 5

778 LB-FT @ 4

Audi S8 (D3/4E)

670 wtq @ 4

PREORDER | RENNtech Carbon Fiber Airbox for M156 - 63 AMG Engines mercedes-benz-cl-class--216---2007-2014--cl550-biturbo-esr1724818 Rated by RENNtech (peak @crank):RENNtech Carbon Fiber Airbox for M156 63 AMG Engines. Gains: +10 15 HP & +10 TQ. By optimizing the path and increasing the volume of incoming airflow, our carbon air box is able to offer gains up to +10 hp and + 10 lb ft of torque, in addition to serving as an attractive under hood showpiece. Our kit comes complete with high flow performance filter inserts and anodized aluminum MAF sensor retaining clips. Gains: +10 15 HP & +10 TQ Fittment: 209 CLK 63