Akrapovic Downpipes (SS) for 1-Series M Coupé (E82) porsche-panamera--970---2011-2015--panamera-s-esr6103769 8 Turbo (HP: 500/540 |

8 Turbo (HP: 500/540 | Year: 09 >)

RENNtech has been at the forefront of ECU tuning since electronic engine management started to show up in vehicles during the mid 1980s

reinforced components designed to handle the stresses of both spirited driving as well as the demands of the drag strip

This translates into a noticeable gain in both overall performance and throttle response with a performance increase of 11hp & 8 lb/ft

432 lb-ft @ 3

Akrapovic Downpipes (SS) for 1-Series M Coupé (E82) porsche-panamera--970---2011-2015--panamera-s-esr6103769 8 Turbo (HP: 500/540 |Akrapovic Stainless Steel Downpipes for BMW 1 Series M Coupe (E82) For the ultimate in weight reduction, tuning potential, and racing sound, we offer stainless steel, catless down pipes. When used in conjunction with the Evolution performance exhaust, this is virtually the same setup used on the 1M MotoGP Safety Car. The high flow down pipes do require ECU reprogramming to eliminate the check engine light and for peak power output. They are only for