I'm still debating....car drives so fabulously as is. I would love to get rid of the EGR...and more power on the cheap is certainly welcome. Not convinced of claims of fuel economy improvement....didn't see any improvement on my chip tuned 98 E300.

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14 E250 Bluetec 4Matic "Sinclair", Palladium Silver on Black, 161k miles
06 E320 CDI "Rutherford", Black on Tan, 180k mi, Stage 1 tune, tuned TCU
91 300D "Otis", Smoke Silver on Tan, 147k mi, wastegate conversion, ALDA delete

19 Honda CR-V EX 81k mi
Fourteen other MB's owned and sold
1961 Very Tolerant Wife