RENNtech | ECU Upgrade | SL 450 AMG | R231 | 402HP/454LB-FT | 3.0L BiTurbo V6 | M276 porsche-718-cayman--my2016-18--esr3545487 5 Series (E39) 530 d

5 Series (E39) 530 d (HP: 193 | Year: 00 > 03)

633 LB-FT @ 5

it can produce more noise than a street tech kit

Please see related produtcs

By ensuring the internal header bore surfaces are smooth

RENNtech | ECU Upgrade | SL 450 AMG | R231 | 402HP/454LB-FT | 3.0L BiTurbo V6 | M276 porsche-718-cayman--my2016-18--esr3545487 5 Series (E39) 530 dRENNtech ECU Upgrade for 231 SL 450 AMG BiTurbo. Up to 402HP and 454LB FT. Gains: +40HP & +70LB FT RENNtech M276 Biturbo ECU Upgrades are TV approved! RENNtech tuning products are certified to meet CARB standards in all 50 States. RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal! Our proprietary tuning module stores both the RENNtech tuned file and your