RENNtech Stainless Steel Headers for M113 Engines porsche-cayenne--92a---2011-2018--3-6-l-naturally-aspirated-v6-esr2397612 RENNtech ECU Upgrade for 166

RENNtech ECU Upgrade for 166 - GLE 400 BiTurbo 4-MATIC SUV

Diverter Valve Upgrade requires an additional core charge

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

Stock Performance 335iS E92/E93 (2010-2011- Manual & DCT N54B30to 3

RENNtech Stainless Steel Headers for M113 Engines porsche-cayenne--92a---2011-2018--3-6-l-naturally-aspirated-v6-esr2397612 RENNtech ECU Upgrade for 166RENNtech 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