SL 550

RENNtech ECU Upgrade | R231 | SL 550 | 540HP / 705TQ | 4.7L V8 BiTurbo | M278

RENNtech ECU Upgrade for 231 - SL 550 BiTurbo. Up to 540HP and 705TQ.

Sales price without tax: $2,740.00

Product details

RENNtech Intermediate ECU Upgrade - SL 550 BiTurbo (R231 - 480HP/523TQ - M278 Engine)

RENNtech Intermediate ECU Upgrade for 231 - SL 550 BiTurbo M278. Up to 480HP and 523TQ. Gains: +51HP & +21TQ

Sales price without tax: $2,480.00

Product details

RENNtech Stainless Steel Muffler for 231 - SL 550

RENNtech Stainless Steeel Sport Muffler for 231 - SL 550. Gaines: +15HP & 20TQ

Sales price without tax: $2,480.00

Product details

RENNtech V3 Digital Suspension Lowering Module for Mercedes

Sales price without tax: $1,395.00

Product details

Mercedes 722.9 Seven Speed Transmission Upgrade

RENNtech Transmission Upgrade for 722.9 Mercedes Seven Speed Transmissions.

Sales price without tax: $3,690.00

Product details

BMC Performance Air Filter For Mercedes Benz (M278 / M157 Biturbo Engines)

Sales price without tax: $229.00

Product details

Bluetooth Audio Streaming

Bluetooth Audio Streaming

Sales price without tax: $930.00

Product details

Radar Detector / Laser Jammer Package

Radar Detector / Laser Jammer Package

Sales price without tax: $3,600.00

Product details

Front View Camera System

Rear Camera Option MY 2003-2008

Sales price without tax: $1,680.00

Product details