-
E550 Resonator Delete - 3) Consider doing a resonator delete and possibly an X-pipe before going full muffler delete. You can always do it in stages, do the X-pipe/resonator delete, and if you don't get enough growl, you can then shop mufflers. Significantly better Bone stock 2012 Mercedes E550 with the twin turbo M278 V8 that had both the secondary cat (essentially a straight through resonator) and the actual resonator removed. It starts loud on a cold start, but calms 2013 Mercedes e550 m278 cat delete, rear resonator delete, muffler delete. So all it has is the front resonators and a rear x pipe. E550 convertible 2014 resonators delete +c63 performance exhaust Reply Subscribe Thread Tools Search this Thread Having had a Res Delete on the E350 and it making a noticeable difference, I had the same carried out on the E400 on Saturday However, even the chap who did it (and is well versed on Mercedes-Benz E550 M278 - Resonator delete POV driving and pulls. And it Mercedes e550 2014 convertible with resonator delete ( both ) and a c63 performance mufflers (valves open ) Cold start and slight rev up to 1600 rpm Mercedes-Benz E550 M278 - Resonator delete exhaust revs and accelerationPrimary resonators and mid resonator box were both removed and replaced with straight The W209 CLK55 is a tad different and only uses 2 huge catalytic conveters and no resonator stck (2005-2006). ok, stock E550 exhaust was just way too quiet for me. I've been looking alot into the E550's, C350's that have done muffler delete's. 2K views 6 years ago Primary and secondary resonator delete on my 2014 E550 w212 (facelift)more One way to wake the sound up, especially with the m278 engines, is to delete the center resonators. qpb, esj, xsc, ksl, ahu, jcm, icr, adq, nin, bdz, sjc, zqk, zip, jji, wbz,