MERCEDES W221 S 420 4-Matic CDi V8 '09 -> '13 sports exhaust, buy an exhaust system for MERCEDES W221 S 420 4-Matic CDi

Legend

With ECC Homologation

Component E.E.C. homologation valid only when fitted to the specific Supersprint homologated rear exhaust

Compliant to the noise regulation 70/157/EEC.
However the specific model or engine type may not be included within the official list of vehicles this exhaust is legally issued for.

Compliant to the noise regulation 70/157/EEC.

Compatible with the OEM catalytic converter

Discontinued Product. Available while stock lasts

Threaded bung for oxygen sensor provided

With certificate of conformity for classic exhaust design

Note

Systems for replacement of kat for OBD II car models (with lambda sensors before and after the kat.)

These systems can only be used for racing purpose exclusively, in conjunction with the modifications of the engine management system. If used with a stock “ECU”, malfunctions may occur. All modifications must be carried out by qualified personnel only, under the liability of the car owner and at his expense.

Supersprint guarantee is limited to the quality, workmanship and correctly fitting to the intended car model for all race products.