RENNtech ECU Upgrade Z4 35iS E89 (2008-2012 N54B30to) audi-tt-s--8j---2006-2014--esr8173231

RENNtech ECU Upgrade Z4 35iS E89 (2008-2012 N54B30to) audi-tt-s--8j---2006-2014--esr8173231RENNtech ECU Upgrade Z4 35iS E89 (2008 2012 N54B30to). Up to 420 HP + 435 TQ. Gains: +100 HP & +103 LB FT Our proprietary BMW ECU upgrade offers rock solid performance from RENNtech, the foremost tuning authority on Bosch and Siemens engine control units. These same units are utilized in Mercedes Benz vehicles, which RENNtech has been tuning since electronic engine management started to show up in vehicles during the mid 1980's, though our proprietary

0" | Rear: 21" x 10

Gains: +21HP & +36LB-FT

CLASS C (W 203) 320 V6 [Needs 2 Filters] (HP: 218 | Year: 00 > 05)

Two stacked pieces for each the driver and the passenger side

mounting directly to the OE down pipes - and all RENNTECH headers are hand built from mandrel-bent

CL55 AMG Kompressor (C215 | M113 | 5

The tubes have to be returned in good condition

Akrapovic Tail pipe set (Titanium) for Porsche Cayenne (958)

Includes Downpipes and Rear X-Pipe

180 HP / 297 LB-FT

2018 - present G550

82mm Throttle Body and High Flow Intercooler Pump