RENNtech Stainless Steel Headers for M113 Engines porsche-cayenne--92a---2011-2018--3-6-l-naturally-aspirated-v6-esr2397612 Audi A6 Allroad

Audi A6 Allroad

Mercedes-Benz S560 Sedan (MY2018+ | W222 | M176 | 4

ECU+ Upgrade | Up to 773 HP / 778 LB-FT | Gains: +82 HP & +84 LB-FT

Dyno measured by RENNtech (peak):               189 HP @ 3

RENNtech Stainless Steel Headers for M113 Engines porsche-cayenne--92a---2011-2018--3-6-l-naturally-aspirated-v6-esr2397612 Audi A6 AllroadRENNtech Stainless Steeel Exhaust Headers for M113 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 the