Stainless Steel Headers for M113 Engines mercedes-benz-ml-class--164---2006-2011--ml63-amg-esr1382963 454 lb-ft @ 3

454 lb-ft @ 3

C207 - E550 Coupe | FaceLift MY2014-2017

we are able to supply the engine with more boost pressure in order to gain higher HP numbers

The RENNtech Stage I Turbo Upgrade comes with an RENNtech RMP - ECU Upgrade

550 RPM  |  443 LB-FT @ 1

Stainless Steel Headers for M113 Engines mercedes-benz-ml-class--164---2006-2011--ml63-amg-esr1382963 454 lb-ft @ 3RENNtech Stainless Steeel Exhaust Headers for M113 55 AMG Engines. Gaines: +15HP & 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