Mercedes S 350 TD(-99)
ECU Tuning in Berkshire

Mercedes S 350 TD(-99): remap at a glance

• Fuel: Diesel
• Standard power: 150 bhp, remapped: 185 bhp (+35 bhp, +23%)
• Standard torque: 310 Nm, remapped: 385 Nm (+75 Nm, +24%)
• Service: stage 1 ECU remap, fully dyno tested

How ECU tuning works on a diesel Mercedes S-class

Diesel engines respond strongly to remapping because the ECU controls injection quantity, injection timing and turbo boost pressure. Re-calibrating those maps typically brings the biggest improvement in mid-range torque, which is what you feel when overtaking or towing.

How the Mercedes S 350 TD(-99) compares

Ranked by power gain against the other diesel S-class engines (7 in total), the S 350 TD(-99) is 4th, 2 bhp below the S-class diesel average of 37 bhp.

Across our whole catalogue the average diesel remap adds 34 bhp and 73 Nm, so this engine's 35 bhp and 75 Nm sits at or above that benchmark.

Book performance tuning for your Mercedes S-class in Berkshire

Based around Berkshire, our team serves local drivers as part of the nationwide Remap Experts network. We regularly work with drivers in Slough, Windsor, Twyford, Thatcham and Sandhurst and nearby areas of the South East.

All our remaps are fully dyno tested, backed by a 30 day money back guarantee and covered by a lifetime software warranty. Request a quote online or call 0800 779 7864.

If you are closer to Surrey, Basingstoke and Milton Keynes, those neighbouring Remap Experts sites can help too.