Stainless Steel Headers for M156 - 63 AMG Engines mercedes-benz-e-class-wagon--212---2010-2013--e63-amg--2010-2011--esr5958650 Rt Logo on Neck

Rt Logo on Neck

Rated by RENNtech:               435 HP @ 5

the 117 - CLA 45 AMG

RENNtech Transmission Control Unit (TCU) upgrade

Allows normal shifting and driving with upgraded differential

Stainless Steel Headers for M156 - 63 AMG Engines mercedes-benz-e-class-wagon--212---2010-2013--e63-amg--2010-2011--esr5958650 Rt Logo on NeckRENNtech Stainless Steeel Exhaust Headers for M156 63 AMG Engines. 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 substantial gains across