RENNtech Long Tube Headers with Downpipes and 200 Cell Sport Catalytic Converters for 230 - SL 63 AMG mercedes-benz-slr-mclaren-slr-mclaren--2005-2011--esr4924260 These high-flow down pipes require

These high-flow down pipes require ECU reprogramming and are a perfect fit with the Evolution performance exhaust system

000rpm Note: Mercedes M133 engine performance when measured

Rated by RENNtech:               669 HP @ 5

Gunmetal or Titanium Size: 22" x 10

Please note that the Mercedes M177 engine performance when measured

RENNtech Long Tube Headers with Downpipes and 200 Cell Sport Catalytic Converters for 230 - SL 63 AMG mercedes-benz-slr-mclaren-slr-mclaren--2005-2011--esr4924260 These high-flow down pipes requireRENNtech Stainless Steel Long Tube Headers with Downpipes and 200 Cell Sport Cats for 230 SL 63 AMG. Gaines: +30HP & 30TQ Designed, engineered and manufactured in house specifically for your Mercedes Benz. Our purge welded, ceramic coated long tube headers feature top of the line big tube 2" diameter T 304 stainless steel tubing and are manufactured from the same high quality materials used on all RENNtech headers. We ceramic coat our headers to