Stainless Steel Headers for M156 - 63 AMG Engines (216-CL / 221-S) range-rover--322-lm---2009-2012--5-0l-supercharged-v8--aj133--esr9160116 Full Plug'n'Play Solution

Full Plug'n'Play Solution

With increased engine performance it becomes necessary to further improve the drive line components

A built in limit prevents reaching dangerous pressure levels

RPM Tuned: 637 HP | 625 LB FT

the S 550 gains up to 66 HP and 139 LB-FT

Stainless Steel Headers for M156 - 63 AMG Engines (216-CL / 221-S) range-rover--322-lm---2009-2012--5-0l-supercharged-v8--aj133--esr9160116 Full Plug'n'Play SolutionRENNtech Stainless Steeel Exhaust Headers for M156 63 AMG Engines (216 CL 221 S). Gaines: +11HP & 20TQ RENNTECH stainless steel and ceramic coated exhaust headers offer true bolt on installation, mounting directly to the OE down pipes and all RENNTECH headers are hand built from mandrel bent, seamless tubing and CNC machined stainless flanges. Advanced computer aided design (CAD) and flow analysis software allows RENNTECH headers to deliver