Mercedes S 430 279 BIS 98(-99)
Engine Tuning in Sussex

Mercedes S 430 279 BIS 98(-99) remap figures

• Fuel: Petrol
• Standard power: 279 bhp, remapped: 306 bhp (+27 bhp, +10%)
• Standard torque: 400 Nm, remapped: 437 Nm (+37 Nm, +9%)
• Service: stage 1 ECU remap, fully dyno tested

How engine tuning works on a petrol Mercedes S-class

Petrol engines are remapped by refining fuelling, ignition timing and, on turbocharged engines, boost control. Done carefully this releases performance the manufacturer left in reserve, giving sharper throttle response and a stronger top end.

How the Mercedes S 430 279 BIS 98(-99) compares

Of the 16 petrol S-class engines in our data, this one comes 9th for power gain, which is 5 bhp below the S-class petrol average of 32 bhp.

Across our whole catalogue the average petrol remap adds 27 bhp and 51 Nm, so this engine's 27 bhp and 37 Nm sits at or above that benchmark.

Book engine remapping for your Mercedes S-class in Sussex

Based around Sussex, our team serves local drivers as part of the nationwide Remap Experts network. We regularly work with drivers in Lewes, Rye, Worthing, Newhaven and Horsham and nearby areas of the South East.

Each remap is dyno tested before it is signed off, and is protected by a 30 day money back guarantee and a lifetime software warranty. Ask for a quote online or by phone.

If you are closer to Eastbourne, Crawley and Surrey, those neighbouring Remap Experts sites can help too.